JPH09306271A - Cursor operation device - Google Patents

Abstract

Kind Code: A1 A cursor operating device for moving a cursor displayed on a display device, the illumination light of the operating button does not leak to the outside even when the operating button is operated, and a brighter and more uniform illumination is provided. Provided is a cursor operation device that can be used. SOLUTION: A light emitting element 15 is provided on the front surface of a cursor switch body 13, an operation button 16 is fitted to an operation shaft 14 protruding from the front surface of the cursor switch body 13, and a lower end of a conical tubular rubber cap 18 is attached. It is attached to the hole edge portion of the hole of the front plate 2, and the upper end of the cap 18 is arranged at the rear portion of the operation button 16.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cursor operating device used for an on-vehicle audiovisual device or the like.

[0002]

2. Description of the Related Art FIG. 1 shows an on-vehicle audio-visual device. In FIG. 1, reference numeral 1 denotes an apparatus main body. A radio receiver, a cassette deck, and a CD player are housed in the apparatus main body 1, and a video signal from a TV tuner is supplied to an image terminal formed on the back of the apparatus main body 1. By inputting, it can be used as a display device of a television receiver, and by inputting a signal from a navigation device, it can be used as a display device for displaying a map or the like. Reference numeral 2 denotes a front plate (escussion) attached to the front surface of the apparatus main body 1, and various operation buttons 3 are provided on the front plate 2.
Is arranged. The operation buttons 3A to 3D are operation buttons for selecting a desired device among a radio receiver, a cassette deck, a CD player, and a television receiver, and 3E is an up / down operation button. The up / down operation button 3E
Is used to increase or decrease the reception frequency when using a radio receiver, cassette deck,
Used as an operation button for fast forward and fast rewind when using a CD player.

The operation button 3F is an operation button for moving a cursor displayed on the display device, and the operation button 3G is an operation button which also serves as a power switch and volume control. A display device 4 is supported on the front surface of the device body 1 so as to be openable and closable, and a liquid crystal display 4A is provided on the front surface of the display device 4. 5A to 5G are various operation buttons provided on the left and right of the front surface of the display device 4, and the operation button 5A is an operation button for removing the lock mechanism of the display device 4 and opening the display device 4. 6
A to 6F are operation buttons for presetting the reception frequency.

FIG. 12 shows a conventional cursor operating device used in the on-vehicle audio-visual device shown in FIG.
In FIG. 12, 7 is a printed circuit board, 8 is a cursor switch main body attached to the printed circuit board 7, 9 is an operation shaft of the cursor switch main body 8, and the operation button 3F is fitted to the operation shaft 9. Reference numeral 10 denotes a light emitting element which is soldered on the printed circuit board 7 on the outer peripheral portion of the cursor switch main body 8. The light from the light emitting element 10 illuminates the operation button 3F, and characters and marks ( It is intended to make it easier to see the mark indicating the direction). A plurality of fixed contacts are annularly arranged in the cursor switch body 8, and a movable contact that moves in accordance with the operating direction of the operating shaft 9 contacts one of the plurality of fixed contacts to operate the operating shaft 9. The direction is determined, and the cursor displayed on the display device 4 is moved according to the determination result.

In FIG. 12, when the operation button 3F is pushed in the direction of arrow A, the movable shaft contacting the operating shaft 9 is brought into contact with a predetermined fixed contact, and the operation in the direction of arrow A is discriminated. The cursor moves in the direction of arrow A according to the result.

[0006]

However, in the above-mentioned conventional cursor operating device, since the operating shaft 9 of the cursor switch body 8 can be tilted in the direction of 360 °, the front plate 1
A large hole 11 must be formed in the
Since F is inclined, there is a problem that the illumination light leaks to the outside and the illumination of the operation button becomes uneven.

The present invention solves the above-mentioned conventional problems, and the illumination light does not leak due to a simple structure.
Provided is a cursor operation device capable of uniformly illuminating an operation button.

[0008]

In order to achieve the above object, the present invention is to mount a light emitting element for illuminating an operation button on the front surface of a cursor switch body, and use a flexible material such as rubber. By using the cap, the rear surface of the operation button is illuminated with light from the light emitting element to prevent light leakage, and the operation button is uniformly illuminated.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention includes an operation shaft protruding from the front surface of the cursor switch body, a light emitting element mounted on the front surface of the cursor switch body, and a hole in the front plate. It is characterized by comprising an operation button fitted to the operation shaft penetrating therethrough, and illuminating the rear surface of the operation button with light from the light-emitting element. Since it is attached, the distance from the light emitting element to the operation button is shortened, and the illumination of the operation button can be made brighter.

The invention according to claim 2 of the present invention is the operation shaft projecting from the front surface of the cursor switch body, the light emitting element mounted on the front surface of the cursor switch body, and the operation through the hole of the front plate. An operation button fitted to the shaft,
The conical cylindrical cap, which is made of a flexible material such as rubber and has a lower end held by a hole edge portion of the front plate and an upper end arranged on a rear surface of the operation button, is provided. The light from is guided to the rear surface of the operation button through the inside of the cap and is irradiated, and even if the operation button of the cursor switch body is tilted by pressing the operation button in a predetermined direction, the light is emitted. The cap can prevent light emitted from the element from leaking to the outside. Further, since the light emitting element is attached to the front surface of the cursor switch body, the distance to the rear surface of the operation button is shortened, and the illumination of the operation button is brightened.

According to a third aspect of the present invention, the operating shaft projecting from the front surface of the cursor switch body, the light emitting element mounted on the front surface of the cursor switch body, and the operating shaft penetrating the hole of the front plate are provided. Of a conical tubular body, in which a lower end portion made of a flexible material such as rubber is held by a hole edge portion of the front plate and an upper end portion is arranged on a rear surface portion of the operation button. A cap and a tubular light guide fitted to the operation shaft fitting portion of the operation button are provided, and light from the light emitting element is transmitted to the rear surface of the operation button through the light guide in the cap. It is characterized by guiding and irradiating.Because the cap can prevent the illumination light from leaking to the outside, and since the light from the light emitting element is guided to the rear part of the operation button by the light guide, the illumination of the operation button is effective. Can be done more brightly It is those that can be bright.

Hereinafter, the embodiment of the present invention will be described with reference to FIG.
~ It demonstrates together with FIG. (Embodiment 1) FIG. 2 is a side sectional view showing a configuration of a cursor operating device according to the present embodiment. In FIG.
Reference numeral 12 is a printed circuit board, 13 is a cursor switch body soldered to the printed circuit board 12, and an operation shaft 14 is provided at the center of the upper surface of the cursor switch body 13.

FIG. 3 and FIG. 4 are a front view and a side view of the cursor switch body 13, in which the operation shaft 14 can be tilted in the direction of 360 °. A plurality of fixed contacts are annularly arranged in the cursor switch main body 13, and a variable contact interlocked with the operation of the operation shaft 14 is built in.
Is tilted in a predetermined direction, the movable contact moves in conjunction with the operating shaft 14 and comes into contact with a fixed contact corresponding to the tilting direction of the operating shaft 14, and the operating direction of the operating shaft 14 is determined. . A light emitting element 15 is fixed to the front surface of the cursor switch body 13.

Reference numeral 16 denotes an operation button fitted to the operation shaft 14, and on the operation button 16, characters, marks 17 and the like are displayed as shown in FIGS. Further, the operation button 16 is provided with a shaft insertion portion 16A that fits into the operation shaft 14.

Reference numeral 18 denotes a rubber cap. This cap 18 is formed in a conical tubular shape as shown in FIGS. 7 and 8, and a flange portion 18A at the lower end of the cap 18 is pressed against the rear surface of the front plate 1. The plate 19 is pressed and held by the plate 19, and the upper portion of the cap 18 is inserted into the concave portion on the rear surface of the operation button 16.

In FIG. 2, light emitted from the light emitting element 15 passes through the cap 18 and illuminates the back surface of the operation button 16. The illumination of the operation button 16 allows the characters, marks 17, etc. displayed on the operation button 16 to be identified. In addition, in FIG. 2, even if the operation button 16 is manually pushed to move the cursor and is tilted in a predetermined direction, the cap 1
8 can prevent light leakage. Further, in the present embodiment, since the light emitting element 15 is attached to the front surface of the cursor switch body 13, the distance between the light emitting element 15 and the operation button 16 is shortened, and the operation button 16 can be illuminated brighter and more uniformly. is there.

(Second Embodiment) FIG. 9 shows a second embodiment of the present invention. In the present embodiment, the tubular light guide 20 is fitted in the shaft insertion portion 16A of the operation button 16, and the other configurations are the same as those in the first embodiment, so description thereof will be omitted.

With the above-described structure, the light emitted from the light emitting element 15 is guided by the light guide 20 to illuminate the rear surface of the operation button 16. According to the present embodiment, the light emitted from the light emitting element 15 is emitted. The light can be concentrated on the rear surface of the operation button 16, and the operation button 16 can be illuminated more brightly and uniformly.

[0019]

As described above, according to the present invention, since the light emitting element is attached to the front surface of the cursor switch body,
The distance from the light emitting element to the operation button is shortened, and the illumination of the operation button can be brightened. Further, according to the present invention, leakage of light emitted from the light emitting element to the outside can be prevented by the cap. Further, according to the present invention, the cap can prevent illumination light from leaking to the outside, and the light from the light emitting element is guided to the rear part of the operation button by the light guide, so that the operation button can be illuminated effectively. It can be illuminated more brightly.

[Brief description of drawings]

FIG. 1 is a front view of an in-vehicle image display device equipped with a cursor operation device according to the present invention.

FIG. 2 is a side sectional view of the cursor operating device according to the embodiment of the present invention.

FIG. 3 is a front view of a cursor switch body used in the same embodiment.

FIG. 4 is a side view of a cursor switch body used in the same embodiment.

FIG. 5 is a front view of an operation button used in the same embodiment.

FIG. 6 is a side sectional view of an operation button used in the same embodiment.

FIG. 7 is a front view of a cap used in the same embodiment.

FIG. 8 is a side sectional view of a cap used in the same embodiment.

FIG. 9 is a side sectional view of a cursor operating device according to another embodiment of the present invention.

FIG. 10 is a front view of a light guide used in the same embodiment.

FIG. 11 is a side sectional view of a light guide used in the same embodiment.

FIG. 12 is a side sectional view of a conventional cursor operating device.

[Explanation of symbols]

 1 Device Main Body 2 Front Plate (Escushion) 3 Operation Button 4 Display Device 12 Printed Circuit Board 13 Cursor Switch Main Body 14 Operation Axis 15 Light Emitting Element 16 Operation Button 18 Cap 20 Optical Derivative

Claims (3)

[Claims] 1. An operation shaft protruding from the front surface of the cursor switch body, a light emitting element mounted on the front surface of the cursor switch body, and an operation button fitted to the operation shaft penetrating a hole of a front plate. A cursor operation device, comprising: illuminating a rear surface of the operation button with light from the light emitting element. 2. An operation shaft protruding from the front surface of the cursor switch body, a light emitting element mounted on the front surface of the cursor switch body, and an operation button fitted to the operation shaft penetrating a hole of a front plate. The conical cylindrical cap, which is made of a flexible material such as rubber and has a lower end held by a hole edge portion of the front plate and an upper end arranged on a rear surface of the operation button, is provided. A cursor operating device, which guides light from the inside of the cap to the rear surface of the operation button for irradiation. 3. An operation shaft protruding from the front surface of the cursor switch body, a light emitting element mounted on the front surface of the cursor switch body, and an operation button fitted to the operation shaft penetrating a hole of a front plate. A conical tubular cap made of a flexible material such as rubber, the lower end of which is held by the hole edge of the front plate and the upper end of which is arranged on the rear surface of the operation button;
A tubular light guide fitted to the operation shaft fitting portion of the operation button is provided, and the light from the light emitting element is guided to the rear surface of the operation button through the light guide in the cap to be irradiated. A cursor operation device characterized by: