JP2021079951A - Bicycle display device - Google Patents

Abstract

To provide a bicycle display device where a user easily recognizes a selected action mode.SOLUTION: A bicycle display device 50 includes a display part 52 capable of displaying information corresponding to a first action mode and a second action mode of a bicycle component allowing selection of at least the first action mode and the second action mode according to operation of an operation device. The display part 52 includes a switch area 62 where a first display condition of displaying a first color when the first action mode is selected, and a second display condition of displaying a second color when the second action mode is selected are switched.SELECTED DRAWING: Figure 2

Description

The present invention relates to a bicycle display device.

Conventionally, a display device for a bicycle, which is attached to a bicycle and displays various information, has been known. The bicycle display device of Patent Document 1 includes a step display unit that changes and displays the lighting area of a plurality of segments stepwise according to the crank rotation speed.

Japanese Patent No. 4272217

The bicycle display device of Patent Document 1 can display the operating state of the bicycle component, but does not consider making the user recognize the operating mode of the bicycle component.

An object of the present invention is to provide a bicycle display device in which a user can easily recognize the selected operation mode.

[1] A form of a bicycle display device according to the present invention is the first operation mode and the first operation mode of a bicycle component capable of selecting at least a first operation mode and a second operation mode according to the operation of the operation device. A bicycle display device including a display unit capable of displaying information corresponding to the second operation mode, wherein the display unit displays a first color when the first operation mode is selected. Includes a switching area in which the display state of 1 and the second display state of displaying the second color when the second operation mode is selected are switched.

According to this bicycle display device, the switching area of the display unit displays different colors depending on the operation mode of the bicycle component. Therefore, the user can easily recognize the selected operation mode.

[2] One form of the bicycle display device according to the present invention is information corresponding to the first operation mode and the second operation mode of the bicycle component capable of selecting the first operation mode and the second operation mode. A bicycle display device including a display unit capable of displaying the above, wherein the bicycle component includes a motor that assists the propulsion of the bicycle, and in the first operation mode and the second operation mode, a human-powered driving force is used. At least one of the ratio of the driving force of the motor to and the upper limit of the output torque of the motor is different, and the display unit displays the first color when the first operation mode is selected. Includes a switching area in which the first display state and the second display state for displaying the second color are switched when the second operation mode is selected.

According to this bicycle display device, the switching area of the display unit displays different colors depending on the operation mode of the bicycle component. Therefore, the user can easily recognize the selected operation mode.

[3] According to an example of the bicycle display device, the switching area displays characters or figures corresponding to the first operation mode in the first display state, and the switching area displays the characters or figures corresponding to the first operation mode in the second display state. Display the characters or figures corresponding to the second operation mode.

According to this bicycle display device, since the characters or figures corresponding to the operation mode in which the switching area is selected are displayed, it is easier for the user to recognize the selected operation mode.
[4] According to an example of the bicycle display device, the bicycle component includes a motor that assists the propulsion of the bicycle, and in the first operation mode and the second operation mode, the said with respect to the human-powered driving force. At least one of the ratio of the driving force of the motor and the upper limit of the output torque of the motor is different. According to this bicycle display device, it is easy for the user to recognize that at least one of the ratio of the driving force of the motor to the human-powered driving force and the upper limit value of the output torque of the motor has been changed.

[5] According to an example of the bicycle display device, the display unit further includes an output display area capable of displaying the output state of the motor in the first operation mode or the second operation mode in a graph. ..

According to this bicycle display device, the output display area of the display unit displays the output state of the motor corresponding to the operation mode in a graph, so that the user can easily recognize the output state of the motor.
[6] According to an example of the bicycle display device, the output display area is arranged adjacent to the switching area. According to this bicycle display device, the user can easily recognize the operation mode and the output state of the motor.

[7] According to an example of the bicycle display device, the output display area displays the graph in the first color when the switching area is in the first display state, and the switching area is the switching area. In the second display state, the graph is displayed in the second color.

According to this bicycle display device, the switching area and the output display area display the same color corresponding to the operation mode, so that the user can more easily recognize the selected operation mode.
[8] According to an example of the bicycle display device, the area of the output display area in the display unit is larger than the area of the switching area. According to this bicycle display device, it is easier for the user to recognize the output state of the motor.

[9] According to an example of the bicycle display device, in the output display area, the larger the output of the motor in the first operation mode or the second operation mode, the larger the output of the graph or the graph. The area of the part displaying the color is large.

According to this bicycle display device, the display area of the graph in the output display area or the area of the part of the graph displaying the color has a correlation with the magnitude of the output torque of the motor in the operation mode. It is easy to recognize the magnitude of the output of the motor.

[10] According to an example of the bicycle display device, the graph in the output display area is a bar graph. According to this bicycle display device, the user can be made to recognize the magnitude of the output of the motor in the operation mode by changing the display area of the bar graph.

[11] According to an example of the bicycle display device, the display unit further includes a remaining amount display area capable of displaying the remaining amount of the battery. According to this bicycle display device, the remaining amount display area displays the remaining amount of the battery, so that the user can recognize the remaining amount of the battery.

[12] According to an example of the bicycle display device, the remaining amount display area displays the remaining amount of the battery in a color different from the first color and the second color. According to this bicycle display device, since the color displayed by the remaining amount display area and the color displayed by the switching area are different, it is easy for the user to distinguish between the operation mode and the remaining amount of the battery.

[13] According to an example of the bicycle display device, at least one of the switching area and the output display area has the first color and the output display area based on the remaining amount of the battery being less than a predetermined value. It is switched to the warning display state that displays a color different from the second color.

According to this bicycle display device, when the battery level is low, at least one of the switching area and the output display area is switched to the warning display state, so that the user can easily recognize that the battery level is low.

[14] According to an example of the bicycle display device, in the warning display state, the display color blinks in at least one of the switching area and the output display area. According to this bicycle display device, it is easier for the user to recognize that the battery level is low than when the color is simply displayed in the warning display state.

[15] According to an example of the bicycle display device, in the warning display state, the switching area and the output display area display the same color. According to this bicycle display device, it is easier for the user to recognize that the remaining battery level is low than when the switching area and the output display area display different colors in the warning display state.

[16] According to an example of the bicycle display device, the display unit further includes a vehicle speed display area capable of displaying the vehicle speed of the bicycle. According to this bicycle display device, the user can recognize the vehicle speed of the bicycle.

[17] According to an example of the bicycle display device, the bicycle component can select a third operation mode according to the operation of the operation device, and the display unit is set to the third operation mode. The corresponding information can be displayed, and the switching area is switched to a third display state in which the third color is displayed when the third operation mode is selected. According to this bicycle display device, the user can easily recognize the selected operation mode in the bicycle component capable of selecting three operation modes.

[18] In one form of a bicycle display device according to the present invention, a figure corresponding to either one of the operating mode and the operating state of the bicycle component is displayed in a color corresponding to the operating mode and the other of the operating state of the bicycle component. A display device for a bicycle, including a display unit that displays by.

According to this bicycle display device, two different information of the operation mode and the operation state of the bicycle component can be displayed together. Therefore, a plurality of pieces of information can be displayed even when the display area is small.

[19] According to an example of the bicycle display device, the bicycle component includes a motor that assists the propulsion of the bicycle, and a first operation mode and a second operation mode can be selected, and the bicycle component can be selected. When the operating state includes the output state of the motor, the figure includes a graph, the display unit displays the output state of the motor in the graph, and the first operation mode is selected. The first display state in which the graph is displayed in the first color and the second display state in which the graph is displayed in the second color when the second operation mode is selected are switched.

According to this bicycle display device, the output state of the motor is displayed in a color corresponding to the operation mode, so that the user can easily recognize the operation mode and the output state of the motor at the same time.
[20] In one form of the bicycle display device according to the present invention, a second bicycle component different from the first bicycle component has a figure corresponding to either the operation mode or the operation state of the first bicycle component. Includes a display unit that displays in a color corresponding to either the operation mode or the operation state of.

According to this bicycle display device, two different pieces of information, one of the operation mode and the operation state of the first bicycle component and one of the operation mode and the operation state of the second bicycle component, are collected. Can be displayed. Therefore, a plurality of pieces of information can be displayed even when the display area is small.

[21] According to an example of the bicycle display device, a mounting portion that can be attached to the bicycle is further included. According to this bicycle display device, it is easy to attach to a bicycle.

According to the bicycle display device, the user can easily recognize the selected operation mode.

The block diagram which shows the electrical structure of the bicycle which mounts the bicycle display device of embodiment. The front view of the display device for a bicycle of an embodiment. FIG. 2 is a side view of the bicycle display device of FIG. The front view of the display part when the switching area of FIG. 2 is the 1st display state. The front view of the display part when the switching area of FIG. 2 is the 2nd display state. The front view of the display part when the switching area of FIG. 2 is a third display state. The front view of the display part when the switching area of FIG. 2 is a 4th display state. The front view of the display part when the switching area of FIG. 2 is a fifth display state. The front view of the display part when the switching area of FIG. 2 is a warning display state.

(Embodiment)
FIG. 1 is a block diagram showing an electrical configuration of a bicycle on which a bicycle display device 50 is mounted. The bicycle includes a battery 12, an operating device 14, a control device 16, a transmission 18, an assist drive unit 20, and a bicycle display device 50. Hereinafter, the assist drive unit 20 will be referred to as a drive unit 20. The transmission 18 and the drive unit 20 are examples of bicycle components. The transmission 18 includes an external transmission 22 and an actuator 24. The transmission 18 may include an internal transmission instead of the external transmission 22.

The external derailleur 22 includes at least one of a front derailleur and a rear derailleur. The actuator 24 includes an electric motor. The actuator 24 may include a speed reducer that reduces the rotational speed of the electric motor.

The drive unit 20 includes a drive circuit 26 and a motor 28. The drive circuit 26 controls the electric power supplied from the battery 12 to the motor 28. The motor 28 assists the propulsion of the bicycle. The motor 28 assists the human-powered driving force input to the bicycle. The motor 28 includes an electric motor. The motor 28 is coupled to the power transmission path from the crankshaft of the bicycle to the rear sprocket. The motor 28 is preferably connected to a power transmission path between the crankshaft and the front sprocket. The drive unit 20 may include a speed reducer that reduces the rotation of the motor 28. The drive unit 20 may be included in the front hub or rear ab, in which case the motor 28 is coupled to the hub shell of the front hub or rear ab.

The drive unit 20 can operate in a plurality of operation modes. The plurality of operation modes include a riding mode and a walking mode. The riding mode is an operation mode executed when the user is riding on the bicycle (hereinafter, “riding state”). The walking mode is an operation mode executed in a state where the bicycle is pushed by a walking user (hereinafter, “pushing walking state”).

The boarding mode includes a first operation mode, a second operation mode, a third operation mode, and a fourth operation mode. The first operation mode is expressed as, for example, the BOOST mode. The second operation mode is expressed as, for example, a TRAIL mode. The third operation mode is expressed as, for example, the ECO mode. The fourth operation mode is expressed as, for example, an OFF mode.

In the first operation mode, the second operation mode, and the third operation mode, the assist ratio, which is the ratio of the driving force of the motor 28 to the human-powered driving force, and the upper limit value of the output torque of the motor 28 are different from each other. .. When the reducer is connected to the motor 28, the assist ratio is the ratio of the driving force to the output of the reducer of the motor 28 to the human-powered driving force, and the output torque of the motor 28 is the output torque of the reducer of the motor 28. Is preferable.

The assist ratio in the first operation mode is larger than the assist ratio in the second operation mode. The assist ratio in the second operation mode is larger than the assist ratio in the third operation mode. The upper limit of the output torque of the motor 28 in the first operation mode is larger than the upper limit of the output torque of the motor 28 in the second operation mode. The upper limit of the output torque of the motor 28 in the second operation mode is larger than the upper limit of the output torque of the motor 28 in the third operation mode.

The fourth operation mode is an operation mode in which the motor 28 is not driven. The walking mode assists the propulsion of the bicycle by applying an assisting force to the bicycle being pushed by the walking user. In the walking mode, the motor 28 is driven so that the vehicle speed of the bicycle does not exceed a predetermined value. The drive circuit 26 limits the output torque of the motor 28 to the set upper limit value so that the output torque of the motor 28 in each operation mode does not exceed the upper limit value set according to each operation mode. .. The magnitude of the assist ratio in the first operation mode to the third operation mode is a comparison of the assist ratio until the output torque of the motor 28 reaches the upper limit value in each operation mode.

The operating device 14 is attached to the handlebar (not shown) of the bicycle. The operation device 14 is communicably connected to the control unit 34 of the control device 16 by wire or wirelessly. The operation device 14 includes a speed change operation device 30 and an operation mode operation device 32.

The gear shifting control device 30 is operated by the user to change the gear ratio. The speed change operation device 30 includes a first operation unit 30A and a second operation unit 30B. The first operating unit 30A and the second operating unit 30B include a switch or a lever. When the first operation unit 30A is operated by the user, the speed change operation device 30 transmits a shift signal for increasing the gear ratio of the bicycle to the control unit 34. When the second operation unit 30B is operated by the user, the speed change operation device 30 transmits a shift signal for reducing the gear ratio of the bicycle to the control unit 34.

The operation mode operation device 32 is operated by the user to change the operation mode of the drive unit 20. The operation mode operation device 32 includes a first operation unit 32A and a second operation unit 32B. The first operating unit 32A and the second operating unit 32B include a switch or a lever. By operating the first operation unit 32A or the second operation unit 32B by the user, the operation mode of the drive unit 20 becomes the first operation mode, the second operation mode, the third operation mode, and the fourth operation mode. It switches between the operation mode and the walking mode. When the user operates the first operation unit 32A in the walking mode, the operation mode of the drive unit 20 becomes the fourth operation mode, the third operation mode, the second operation mode, and the first operation. It switches in the order of modes. When the user operates the second operation unit 32B in the first operation mode, the operation mode of the drive unit 20 is changed to the second operation mode, the third operation mode, the fourth operation mode, and It switches in the order of walking mode. The operation mode operation device 32 transmits a signal corresponding to the operation mode selected by the user to the control unit 34. The control unit 34 switches the operation mode of the drive unit 20 based on the operation of the operation device 14.

The battery 12 includes one or more battery cells. The battery 12 is electrically connected to the actuator 24 of the transmission 18 and the motor 28 of the drive unit 20 to supply electric power to the actuator 24 and the motor 28. The battery 12 also supplies power to the control device 16, the display device 50, and the operating device 14.

The control device 16 includes a control unit 34, a vehicle speed sensor 36, a torque sensor 38, and a speed change sensor 40.
The control unit 34 is electrically connected to the drive unit 20, the battery 12, the operating device 14, the vehicle speed sensor 36, the torque sensor 38, the speed change sensor 40, and the bicycle display device 50. The control unit 34 operates the external transmission 22 by driving the actuator 24. The control unit 34 drives the motor 28 by controlling the drive circuit 26. The control unit 34 may include general circuits such as an input interface circuit and an output interface circuit. The control unit 34 preferably includes a microcomputer having an arithmetic unit including one or more processors. The control unit 34 preferably further includes a storage device that stores the program. The storage device includes memory such as ROM, RAM, and a hard disk. The control unit 34 may be provided in any one of the drive unit 20, the bicycle display device 50, the operation device 14, and the transmission device 18, or may be provided separately from these. The bicycle display device 50, the transmission 18, the drive unit 20, and the transmission 18 may each be provided with a microcomputer that constitutes a control unit 34. In this case, one microcomputer becomes a master and the other microcomputer becomes a slave, and controls are shared.

The vehicle speed sensor 36 can communicate with the control unit 34 by wire or wirelessly. The vehicle speed sensor 36 is attached to, for example, a front fork (not shown) of a bicycle. The vehicle speed sensor 36 outputs to the control unit 34 a value corresponding to a change in the relative position with the magnet (not shown) attached to the spokes (not shown) of the front wheels. The vehicle speed sensor 36 preferably includes a magnetic lead or a Hall element that constitutes a reed switch. The vehicle speed sensor 36 may be attached to the chain stay of the bicycle. In this case, magnets are attached to the spokes of the rear wheels. The vehicle speed sensor may include GPS.

The torque sensor 38 can communicate with the control unit 34 by wire or wirelessly. The torque sensor 38 is a sensor that outputs a signal corresponding to a human-powered driving force applied to the crank arm or the pedal. The torque sensor 38 is, for example, a strain sensor, a magnetostrictive sensor, an optical sensor, or a pressure sensor. The torque sensor 38 is provided, for example, in the transmission path of the human-powered driving force from the pedal to the rear wheels.

The speed change sensor 40 can communicate with the control unit 34 by wire or wirelessly. The speed change sensor 40 detects the speed change of the speed change device 18 by detecting the rotation of the actuator 24, for example. In the case of the external transmission 22, the gears correspond to the positions of the chains hung on the plurality of front sprockets or the plurality of rear sprockets. The shift gear sensor 40 outputs a signal corresponding to the detected shift gear to the control unit 34.

The bicycle display device 50 provides information corresponding to the first operation mode and the second operation mode of the drive unit 20 in which at least the first operation mode and the second operation mode can be selected according to the operation of the operation device 14. A display unit 52 that can be displayed is included. The bicycle display device 50 preferably includes a driver 54 for driving the display unit 52 and a power switch 56.

The driver 54 can communicate with the control unit 34 by wire or wirelessly. The driver 54 is electrically connected to the control unit 34 and the display unit 52. The driver 54 is communicably connected to the control unit 34 by wire or wirelessly. The driver 54 switches the display state of the display unit 52 based on the information input from the battery 12, the operating device 14, the vehicle speed sensor 36, the torque sensor 38, and the speed change sensor 40 to the control unit 34.

The power switch 56 switches the bicycle display device 50 and the drive unit 20 on and off. When the power switch 56 is turned on by the user, the bicycle display device 50 and the drive unit 20 are turned on. When the power switch 56 is turned off by the user, the bicycle display device 50 and the drive unit 20 are turned off. The power switch 56 may be provided on the operating device 14, for example. The power switch 56 can further switch the transmission 18 on and off and the control device 16 on and off.

As shown in FIG. 2, the bicycle display device 50 preferably includes a main body portion 58 provided with the display portion 52 and a mounting portion 60 that can be attached to the bicycle. The display unit 52 is, for example, a transmissive liquid crystal display. The display unit 52 may be a reflective liquid crystal display or an organic EL display. The display unit 52 displays a first display state for displaying the first color when the first operation mode is selected, and a second color when the second operation mode is selected. The switching area 62 for switching from the second display state is included. In addition to the first display state and the second display state, the switching area 62 preferably switches between a third display state, a fourth display state, and a fifth display state. The switching area 62 switches to a third display state in which the third color is displayed when the third operation mode is selected. The switching area 62 switches to the fourth display state in which the fourth color is displayed when the fourth operation mode is selected. The switching area 62 switches to the fourth color or the fifth display state in which the characters or figures displayed in the switching area 62 blink when the walking mode is selected and the motor 28 is operating. Each display state of the switching area 62 is switched by the driver 54 (see FIG. 1). In the present embodiment, the difference in color means that at least one of lightness, saturation, and hue is different, and preferably, the hue is different. The first color, the second color, the third color, and the fourth color differ from each other in at least one of lightness, saturation, and hue, preferably different in hue from each other. The first color is, for example, orange. The second color is, for example, yellow. The third color is, for example, green. The fourth color is, for example, white. The display area of the display unit 52 may be formed in any shape, but is preferably formed in a rectangular shape. In the present embodiment, the display area of the display unit 52 is formed into rectangles having different lengths in the first direction and the second direction that are orthogonal to each other. The length in the first direction is shorter than the length in the second direction. The switching area 62 is arranged at the first end of the display area of the display unit 52 in the first direction.

The switching area 62 displays the characters or figures corresponding to the first operation mode in the first display state, and displays the characters or figures corresponding to the second operation mode in the second display state. The switching area 62 displays characters or figures corresponding to the third operation mode in the third display state, displays characters or figures corresponding to the fourth operation mode in the fourth display state, and displays a fifth operation mode. In the display state, characters or figures corresponding to the fifth operation mode are displayed. In the present embodiment, characters corresponding to each operation mode are displayed in the switching area 62 in each display state.

The switching area 62 extends from the first end portion to the second end portion in the second direction of the display area of the display unit 52. The switching region 62 includes a first portion 62A and a second portion 62B. The first portion 62A displays characters corresponding to each operation mode in each display state. The first portion 62A is located at the first end in the second direction. The second portion 62B is connected to the first portion 62A and extends in the second direction of the display area of the display unit 52.

The display unit 52 includes an output display area 64 capable of displaying the output state of the motor 28 in the first operation mode or the second operation mode in a graph. The output display area 64 can graphically display the output state of the motor 28 in the third operation mode and the walking mode in addition to the output state of the motor 28 in the first operation mode or the second operation mode. The output state of the motor 28 is an example of the operating state of the bicycle component.

The output display area 64 is arranged adjacent to the switching area 62. The output display area 64 displays the graph in the first color when the switching area 62 is in the first display state, and displays the graph in the second color when the switching area 62 is in the second display state. The output display area 64 displays the graph in the third color when the switching area 62 is in the third display state, and does not display the graph when the switching area 62 is in the fourth display state. The output display area 64 causes the graph to blink in the fourth color when the switching area 62 is in the fifth display state. The area of the output display area 64 in the display unit 52 is larger than the area of the switching area 62. The output display area 64 displays a figure corresponding to either one of the operation mode and the operation state of the bicycle component in a color corresponding to the other of the operation mode and the operation state of the bicycle component. The output display area 64 displays a figure corresponding to either one of the operation mode and the operation state of the drive unit 20 in a color corresponding to the other of the operation mode and the operation state of the drive unit. In the present embodiment, the output display area 64 displays a figure corresponding to the output state of the motor 28, which is the operating state of the drive unit 20, in a color corresponding to the operating mode of the drive unit 20.

The graph of the output display area 64 is a bar graph. The output display area 64 is divided into a first portion 64A, a second portion 64B, a third portion 64C, a fourth portion 64D, and a fifth portion 64E. The driver 54 (see FIG. 1) changes the display of the first portion 64A to the fifth portion 64E according to the magnitude of the output torque of the motor 28 of the drive unit 20. In the present embodiment, the output display area 64 is formed in an L shape, and the first portion 64A, the second portion 64B, and the third portion 64C are arranged side by side in the second direction. , The fourth portion 64D and the fifth portion 64E are arranged side by side in the first direction. The output display area 64 displays the ratio of the output torque of the motor 28 in the current operation mode of the drive unit 20 to the maximum output torque set in the current operation mode.

The output display area 64 is the output display area 64 when the output torque of the motor 28 in each operation mode of the drive unit 20 is included in the range of 0% or more and less than 20% of the maximum output torque set in each operation mode. The color corresponding to each operation mode is displayed only in the first portion 64A of the above.

The output display area 64 is the output display area 64 when the output torque of the motor 28 in each operation mode of the drive unit 20 is included in a range of 20% or more and less than 40% of the maximum output torque set in each operation mode. Only the first portion 64A and the second portion 64B of the first portion 64A and the second portion 64B are displayed with the colors corresponding to the respective operation modes.

The output display area 64 is the output display area 64 when the output torque of the motor 28 in each operation mode of the drive unit 20 is included in a range of 40% or more and less than 60% of the maximum output torque set in each operation mode. The color corresponding to each operation mode is displayed only in the first portion 64A to the third portion 64C.

The output display area 64 is the output display area 64 when the output torque of the motor 28 in each operation mode of the drive unit 20 is included in a range of 60% or more and less than 80% of the maximum output torque set in each operation mode. The color corresponding to each operation mode is displayed only in the first portion 64A to the fourth portion 64D.

The output display area 64 is an output display area when the output torque of the motor 28 in each operation mode of the drive unit 20 is included in a range of 80% or more and 100% or less of the maximum output torque set for each operation mode. The colors corresponding to each operation mode are displayed in all of the first portion 64A to the fifth portion 64E of the 64.

As described above, in the output display area 64, the larger the output of the motor 28, the larger the display area of the graph or the area of the portion of the graph displaying the color.
At least one of the switching area 62 and the output display area 64 is switched to a warning display state in which a color different from the first color and the second color is displayed based on the remaining amount of the battery 12 being less than a predetermined value. Be done. In the present embodiment, the switching area 62 and the output display area 64 are switched to the warning display state based on the remaining amount of the battery 12 being less than a predetermined value.

In the warning display state, the switching area 62 and the output display area 64 display the same color. In the warning display state, the switching area 62 and the output display area 64 display a fifth color. The fifth color is, for example, red. In the warning display state, the display color blinks in at least one of the switching area 62 and the output display area 64. In the present embodiment, in the warning display state, the display color of the switching area 62 and the output display area 64 blinks.

The display unit 52 includes a remaining amount display area 66 capable of displaying the remaining amount of the battery 12 (see FIG. 1). The remaining amount display area 66 displays the remaining amount of the battery 12 in a color different from the first color and the second color. The remaining amount display area 66 displays the remaining amount of the battery 12 in a color different from the third color. The remaining amount display area 66 displays the remaining amount of the battery 12 in, for example, a fourth color. The remaining amount display area 66 has a shape imitating a battery. The remaining amount display area 66 is located at the second end of the display area 52 in the first direction and at the first end in the second direction. The remaining amount display area 66 is divided into a first portion 66A, a second portion 66B, a third portion 66C, a fourth portion 66D, and a fifth portion 66E in the second direction. The driver 54 (see FIG. 1) changes the color displayed in the first portion 66A to the fifth portion 66E according to the remaining amount of the battery 12.

When the remaining amount of the battery 12 is included in the range of 0% or more and less than 20%, the remaining amount display area 66 displays the fourth color only in the first portion 66A of the remaining amount display area 66. When the remaining amount of the battery 12 is included in the range of 20% or more and less than 40%, the remaining amount display area 66 is the fourth only in the first portion 66A and the second portion 66B of the remaining amount display area 66. Display the color of. When the remaining amount of the battery 12 is included in the range of 40% or more and less than 60%, the remaining amount display area 66 is the fourth only in the first portion 66A to the third portion 66C of the remaining amount display area 66. Display the color of. When the remaining amount of the battery 12 is included in the range of 60% or more and less than 80%, the remaining amount display area 66 is the fourth only in the first portion 66A to the fourth portion 66D of the remaining amount display area 66. Display the color of. When the remaining amount of the battery 12 is included in the range of 80% or more and 100% or less, the remaining amount display area 66 includes all of the first portion 66A to the fifth portion 66E of the remaining amount display area 66. Display 4 colors.

The display unit 52 includes a vehicle speed display area 68 capable of displaying the vehicle speed of the bicycle. The vehicle speed display area 68 is located at the center of the display area of the display unit 52. The vehicle speed display area 68 displays the vehicle speed of the bicycle in, for example, a fourth color based on the detection result of the vehicle speed sensor 36.

The display unit 52 includes a shift number display area 70 capable of displaying the number of shift gears of the bicycle. The shift speed display area 70 is located on the second end side in the second direction and on the second end side in the first direction with respect to the vehicle speed display area 68 in the display unit 52. The shift speed display area 70 displays the number of shift gears 18 of the transmission gear 18 in, for example, a fourth color based on the detection result of the gear shift sensor 40.

As shown in FIG. 3, the mounting portion 60 has a substantially annular shape into which the handlebar of the bicycle can be inserted. The mounting portion 60 includes a first end portion 61 in the circumferential direction, a second end portion 65, and a main body portion 63 integrally formed with the first end portion 61 and the second end portion 65. The first end 61 and the second end 65 face each other. The main body 63 has elasticity. The mounting portion 60 is made of synthetic resin. A hole 60A into which the male screw 72 is inserted is formed in the first end portion 61. The second end 65 is provided with a nut on which a female screw 60B that meshes with the male screw 72 is formed or a female screw is formed. By tightening the male screw 72 to the female screw 60B, the diameter of the main body 63 is reduced and the bicycle display device 50 is fixed to the handlebar. The main body 63 is provided with a housing in which the display 52 is provided. The housing may be integrally formed with the main body portion 63.

The operation of the bicycle display device 50 will be described with reference to FIGS. 1 and 4 to 8. In FIGS. 4 to 8, the portion of the display unit 52 with dots indicates an area where the color is not displayed, and the white portion of the display unit 52 displays the color. Indicates the area where the color is.

When the user turns on the power switch 56, the bicycle display device 50 and the drive unit 20 are turned on. Therefore, the switching area 62 of the display unit 52 can be switched to the first display state, the second display state, the third display state, the fourth display state, the fifth display state, or the warning display state. Become. Further, the remaining amount display area 66, the vehicle speed display area 68, and the shift speed display area 70 display the corresponding information in the fourth color.

When the user selects the first operation mode as the operation mode of the drive unit 20, the switching area 62 is switched to the first display state.
As shown in FIG. 4, in the first display state, the switching area 62 displays “BOOST”, which is a character corresponding to the first operation mode, in the first portion 62A, and the first portion 62A and The first color is displayed in the second portion 62B. The output display area 64 displays the output state of the motor 28 in the first color. Note that FIG. 4 shows an example in which the output of the motor 28 in the first operation mode is included in the range of 80% or more and 100% or less of the maximum output set in the first operation mode. The display area 64 shows a state in which the first color is displayed in the first portion 64A to the fifth portion 64E.

When the user operates the second operation unit 32B of the operation mode operation device 32 in a state where the first operation mode is selected as the operation mode of the drive unit 20, the operation mode of the drive unit 20 is the first operation. The mode can be switched to the second operation mode. Therefore, the switching area 62 is switched from the first display state to the second display state.

As shown in FIG. 5, in the second display state, the switching area 62 displays “TRAIL”, which is a character corresponding to the second operation mode, in the first portion 62A, and the first portion 62A and A second color is displayed in the second portion 62B. The output display area 64 displays the output state of the motor 28 in a second color. Note that FIG. 5 shows an example in which the output of the motor 28 in the second operation mode is included in a range of 60% or more and less than 80% of the maximum output set in the second operation mode. The display area 64 shows a state in which the second color is displayed in the first portion 64A to the fourth portion 64D.

When the user operates the second operation unit 32B of the operation mode operation device 32 in a state where the second operation mode is selected as the operation mode of the drive unit 20, the operation mode of the drive unit 20 is the second operation. The mode can be switched to the third operation mode. Therefore, the switching area 62 is switched from the second display state to the third display state.

As shown in FIG. 6, in the third display state, the switching area 62 displays “ECO”, which is a character corresponding to the third operation mode, in the first portion 62A, and the first portion 62A and A third color is displayed in the second portion 62B. The output display area 64 displays the output state of the motor 28 in a second color. Note that FIG. 6 shows an example in which the output of the motor 28 in the third operation mode is included in the range of 40% or more and less than 60% of the maximum output set in the second operation mode. The display area 64 shows a state in which the third color is displayed in the first portion 64A to the third portion 64C.

When the user operates the second operation unit 32B of the operation mode operation device 32 in a state where the third operation mode is selected as the operation mode of the drive unit 20, the operation mode of the drive unit 20 is the third operation. The mode can be switched to the fourth operation mode. Therefore, the switching area 62 is switched from the third display state to the fourth display state.

As shown in FIG. 7, in the fourth display state, the switching area 62 displays “OFF”, which is a character corresponding to the fourth operation mode, in the first portion 62A, and the first portion 62A and A fourth color is displayed in the second portion 62B. Since the fourth operation mode is an operation mode in which the motor 28 is not driven, the output display area 64 does not display colors when the switching area 62 is in the fourth display state. The output display area 64 has the same color as the color of the display area when the bicycle display device 50 is off.

When the user operates the second operation unit 32B of the operation mode operation device 32 in a state where the fourth operation mode is selected as the operation mode of the drive unit 20, the operation mode of the drive unit 20 is the fourth operation. You can switch from mode to walking mode. When the motor 28 is not operating in the walking mode, the switching region 62 displays a fourth color, and the first portion 62A displays the character "WALK" corresponding to the walking mode. The output display area 64 displays a fourth color in all of the first portion 64A to the fifth portion 64E.

When the user operates the second operation unit 32B in the walking mode, the motor 28 operates, and as shown in FIG. 8, in the fifth display state, the switching area 62 is in the walking mode in the first portion 62A. The character "WALK" corresponding to is displayed, and the character of the first part 62A is blinked and displayed. The output display area 64 displays a fourth color in all of the first portion 64A to the fifth portion 64E. When the user stops the operation of the second operation unit 32B while the walking mode is selected, the blinking of the characters in the first portion 62A stops.

When the user operates the first operation unit 32A of the operation mode operation device 32 in a state where the walking mode is selected as the operation mode of the drive unit 20, the operation mode of the drive unit 20 changes from the walking mode to the fourth operation. You can switch to the mode.

As shown in FIG. 9, when the remaining amount of the battery 12 is included in the range of 0% or more and less than 20%, it is assumed that the remaining amount of the battery 12 is less than a predetermined value, and the switching area 62 is displayed in the first display. The state, the second display state, the third display state, the fourth display state, or the fifth display state can be switched to the warning display state. In the warning display state, the switching area 62 and the output display area 64 display a fifth color.

(Modification example)
The specific form that the bicycle display device can take is not limited to the form exemplified in the above embodiment. The bicycle display device may take various forms different from the above-described embodiment. The modification of the above embodiment shown below is an example of various forms that the bicycle display device can take.

The control unit 34 may automatically switch between the first operation mode and the fourth operation mode based on the detection results of at least one of the vehicle speed sensor 36 and the torque sensor 38.
The bicycle display device 50 of the modified example includes a display unit 52 that displays information corresponding to the first operation mode and the second operation mode of the suspension device as an example of the bicycle component. The first operation mode of this modification is an operation mode in which the suspension device is locked. The second operation mode is an operation mode in which the suspension device is not locked.

The bicycle display device 50 of the modified example includes a display unit 52 that displays information corresponding to the first operation mode and the second operation mode of the transmission as an example of the bicycle component. The first operation mode of this modification is, for example, a manual shift mode in which the transmission is manually shifted. The second operation mode is, for example, an auto shift mode in which the transmission is automatically switched based on the detection results of at least one of the vehicle speed sensor 36 and the torque sensor 38.

-For the bicycle display device 50 of the modified example, the switching area 62 may be omitted, for example.
The bicycle display device 50 of the modified example has a display unit 52 that displays a figure corresponding to either one of the operation mode and the operation state of the bicycle component in a color corresponding to the other of the operation mode and the operation state of the bicycle component. Including. In addition to the output state of the motor 28 of the drive unit 20, the operating state of the bicycle component includes the operating state of the suspension device, the number of gears of the automatic transmission, the number of gears of the manual transmission, and the operating state of the adjustable seatpost. Be done. An example of the operating state of the suspension device is the height, hardness, and damping amount of the suspension device. An example of the operating state of the adjustable seatpost is the height of the seatpost. The operation modes of the bicycle component include, for example, an operation mode of the transmission and an operation mode of the suspension device, in addition to the operation mode of the drive unit 20.

The bicycle display device 50 of the modified example has a graphic corresponding to either the operation mode or the operation state of the first bicycle component, and the operation mode and operation of the second bicycle component different from the first bicycle component. A display unit 52 that displays in a color corresponding to any one of the states is provided. An example of a first bicycle component is one of a drive unit 20, a suspension device, an adjustable seatpost, and a transmission. An example of the second bicycle component is one of a live unit, a suspension device, an adjustable seatpost, and a transmission 18 that are different from the first bicycle component. The bicycle display device 50 of this modification shows, for example, a figure corresponding to the output state of the motor 28, which is an example of the operating state of the drive unit 20, by a color corresponding to the number of gears, which is an example of the operating state of the transmission 18. Can be displayed.

In the modified example bicycle display device 50, at least one of the output display area 64, the remaining amount display area 66, the vehicle speed display area 68, and the shift number display area 70 of the display unit 52 is omitted.

The bicycle display device 50 of the modified example uses an electronic device or an operating device connected to the control device 16 so that the user can use the first color to the fifth color or each operation mode. The combination of the first color to the fifth color can be changed. The electronic device is, for example, a personal computer or a smartphone.

The bicycle display device 50 of the modified example is provided with an operation mode operation device 32. In the bicycle display device of this modification, the operation mode operation device 32 corresponds to each of the first operation mode, the second operation mode, the third operation mode, the fourth operation mode, and the walking mode. It may include an operation switch.

The bicycle display device 50 of the modified example is connected to the switching area 62 and can display only the color corresponding to one operation mode, and does not switch to the color corresponding to the other operation mode when the operation mode is switched. Includes one or more areas.

12 ... Battery, 14 ... Operating device, 20 ... Drive unit (bicycle component), 28 ... Motor, 50 ... Bicycle display device, 52 ... Display unit, 62 ... Switching area, 64 ... Output display area, 66 ... Remaining amount display area , 68 ... Vehicle speed display area.

Claims (21)

A display unit capable of displaying information corresponding to the first operation mode and the second operation mode of the bicycle component capable of selecting at least the first operation mode and the second operation mode according to the operation of the operation device. It is a display device for bicycles including
The display unit displays a first display state for displaying the first color when the first operation mode is selected, and a second color when the second operation mode is selected. A display device for a bicycle that includes a switching area for switching from a second display state to be displayed. A bicycle display device including a display unit capable of displaying information corresponding to the first operation mode and the second operation mode of a bicycle component capable of selecting a first operation mode and a second operation mode. ,
The bicycle component includes a motor that assists the propulsion of the bicycle.
The ratio of the driving force of the motor to the human-powered driving force and at least one of the upper limit values of the output torque of the motor are different between the first operation mode and the second operation mode.
The display unit displays a first display state for displaying the first color when the first operation mode is selected, and a second color when the second operation mode is selected. A display device for a bicycle that includes a switching area for switching from a second display state to be displayed. The switching area displays characters or figures corresponding to the first operation mode in the first display state, and displays characters or figures corresponding to the second operation mode in the second display state. , The display device for a bicycle according to claim 1 or 2. The bicycle component includes a motor that assists the propulsion of the bicycle.
According to claim 1 or 3, the ratio of the driving force of the motor to the human-powered driving force and at least one of the upper limit values of the output torque of the motor are different between the first operation mode and the second operation mode. Described bicycle display device. The bicycle display device according to claim 2 or 4, wherein the display unit further includes an output display area capable of displaying the output state of the motor in the first operation mode or the second operation mode in a graph. The bicycle display device according to claim 5, wherein the output display area is arranged adjacent to the switching area. The output display area displays the graph in the first color when the switching area is in the first display state, and displays the graph in the second display state when the switching area is in the second display state. The bicycle display device according to claim 5 or 6, which displays in the color of. The bicycle display device according to any one of claims 5 to 7, wherein the area of the output display area in the display unit is larger than the area of the switching area. The bicycle display according to any one of claims 5 to 8, wherein in the output display area, the larger the output of the motor, the larger the area of the graph or the portion of the graph displaying the color. apparatus. The bicycle display device according to any one of claims 5 to 9, wherein the graph in the output display area is a bar graph. The bicycle display device according to any one of claims 5 to 10, wherein the display unit further includes a remaining amount display area capable of displaying the remaining amount of the battery. The bicycle display device according to claim 11, wherein the remaining amount display area displays the remaining amount of the battery in a color different from the first color and the second color. A warning display state in which at least one of the switching area and the output display area displays a color different from the first color and the second color based on the remaining amount of the battery being less than a predetermined value. The bicycle display device according to claim 11 or 12, which can be switched to. The bicycle display device according to claim 13, wherein in the warning display state, at least one of the switching area and the output display area blinks a color to be displayed. The bicycle display device according to claim 13 or 14, wherein in the warning display state, the switching area and the output display area display the same color. The bicycle display device according to any one of claims 1 to 15, wherein the display unit further includes a vehicle speed display area capable of displaying the vehicle speed of the bicycle. The bicycle component can select a third operation mode according to the operation of the operating device.
The display unit can display information corresponding to the third operation mode.
The switching area according to claim 1, or any one of claims 3 to 16, wherein the switching area is switched to a third display state in which the third color is displayed when the third operation mode is selected. Bicycle display device. A bicycle display device including a display unit that displays a figure corresponding to either one of the operation mode and the operation state of the bicycle component in a color corresponding to the operation mode and the other of the operation state of the bicycle component. The bicycle component includes a motor that assists the propulsion of the bicycle, and a first operation mode and a second operation mode can be selected.
The operating state of the bicycle component includes the output state of the motor.
The figure includes a graph.
The display unit displays the output state of the motor in the graph, and displays the graph in the first color when the first operation mode is selected, and the second display state. The bicycle display device according to claim 18, wherein the graph is switched to a second display state for displaying the graph in a second color when the operation mode of the above is selected. A figure corresponding to either one of the operating modes and operating states of the first bicycle component is represented by a color corresponding to either one of the operating modes and operating states of the second bicycle component different from the first bicycle component. A display device for a bicycle, including a display unit for displaying. The bicycle display device according to any one of claims 1 to 20, further comprising a mounting portion that can be attached to a bicycle.

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