JP2002093390A - Battery pack and electronic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a battery pack which needs less installation area and yet can accommodate a large-sized chargeable battery, with comparatively large battery capacity and with which an operation button for an electronic equipment furnished with the pack is easy to operate. SOLUTION: The battery pack used as a power source connected with an electronic apparatus is provided with a mounting face 2b to mount the apparatus on, a rising part 2a erected from an end of the mounting face 2b, and a bottom face arranged in opposition to the mounting face 2b and the rising part 2a, which former is formed in slant so that the interval between its one end at the rising part 2a side and the bottom face is larger than that between the other end and the bottom face.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply device for connecting an electronic device to supply power and an electronic device connected to the power supply device.

[0002]

2. Description of the Related Art In recent years, portable DVD players equipped with a liquid crystal monitor and having a compact size and excellent in portability have become widespread. Since such a portable DVD player consumes a large amount of power, an AC adapter is usually connected to supply power. Also,
Carry a portable DVD player freely outdoors, etc.
When the user wants to watch at the place where he wants to watch, a battery pack is attached to the bottom of the portable DVD player.

FIG. 20 is a diagram showing such a DVD player 35 and a battery pack 36 attached to the bottom surface thereof. The DVD player 35 includes a main body 38 and a main body 38.
And a lid 40 supported at the rear side via a hinge 39 so as to be openable and closable. The main unit 38 is provided with a DVD drive, various operation buttons 42, and the like. Lid 40
A liquid crystal monitor 44 and left and right speakers 45, 45 are provided on a surface facing the operation buttons 42.

On the other hand, a power supply terminal 47 for connecting to a terminal (not shown) exposed on the bottom of the main body 38 of the DVD player 35 is provided on the upper surface of the flat battery pack 36. An engaging portion for engaging an engaging portion (not shown) provided on the bottom surface of the main body portion 38 and a lock portion for locking the engaged state are provided at the center in the horizontal direction of the upper surface. On the side surface of the battery pack 36, a lock release button 48 for operating to release the lock portion is slidably provided. Then, the DVD player 35 is placed on the battery pack 36, the engaging portions of the battery pack 36 and the DVD player 35 are engaged with each other, and are locked by the lock portion.

[0005]

The flat battery pack 36 as described above has the following problems.

(1) When the DVD player 35 is mounted on the flat battery pack 36, since the operation button 42 of the DVD player 35 is in a horizontal position at a position higher by the thickness of the battery pack 36, the operation is performed. It is hard. (2) Because of the flat battery pack, it is necessary to increase the installation area in order to increase the capacity of the rechargeable battery, and the storage space is increased and the handling is inconvenient.

(3) For a flat battery pack,
For example, a large cylindrical rechargeable battery cannot be stored, and the battery capacity is relatively small. (4) Because of the flat battery pack, an unlock button 48 for releasing the locked state of engagement with the DVD player 35 must be provided on the side surface, and the unlock button 48 may accidentally hit an object. An erroneous operation such as sliding may occur. Furthermore, the distance from the lock release button 48 to the lock portion is long, and the lock release button 48 must be slid a relatively long distance, resulting in a problem of poor reliability and operability.

Accordingly, an object of the present invention is to provide a battery pack and an electronic device which solve the above-mentioned problems.

[0009]

According to a first aspect of the present invention, there is provided a battery pack connected to an electronic device and used as a power source, wherein a mounting surface on which the electronic device is mounted; A rising portion provided upright from one end of the placing surface, and a bottom surface arranged to face the placing surface and the rising portion, wherein the placing surface has one end on the rising portion side. And a gap between the other end and the bottom surface is larger than a gap between the other end and the bottom surface.

In the battery pack according to the first aspect of the present invention, a large-sized rechargeable battery can be disposed in a portion having a wide vertical space on the rear end side of the inclined surface and in a rising portion, and the rechargeable battery can be placed on a flat surface as in the prior art. The installation area can be reduced as compared with the case where the storage space is arranged, and the storage space can be saved and the handling can be simplified.

In the battery pack according to a second aspect of the present invention, the battery is disposed between the rising portion and the mounting surface on one end side and the bottom surface, and between the mounting surface on the other end side and the bottom surface. A substrate is disposed on the substrate. In the battery pack according to the second aspect of the present invention, the built-in substrate is disposed between the mounting surface and the bottom surface at the other end where the space between the mounting surface and the bottom surface is relatively narrow. Effective utilization of the volume inside is achieved. In addition, since the battery is disposed between the rising portion and the mounting surface at one end side and the bottom surface where the space between the mounting surface and the bottom surface is relatively wide, the battery capacity is increased while the installation area is suppressed. Can be achieved.

The battery pack according to the fourth and fifth aspects of the present invention includes a holding member provided on the mounting surface for holding the electronic device, and the holding member can be protruded into the mounting surface. A locking projection that is always elastically biased to a protruding position, and an operation unit that is slidably arranged on the bottom surface and moves the locking projection below the mounting surface. And, the operating portion has an inclined bar that is set up obliquely, the locking projection has a contact portion with which the inclined bar contacts,
The position of the contact portion is regulated downward by the slide of the inclined bar, and the locking projection is moved below the mounting surface.

In the battery packs according to the fourth and fifth aspects of the present invention, since the operation portion is disposed on the bottom surface, erroneous operation can be prevented, and the distance between the locking projection, which is a movable portion, and the operation portion can be shortened. Therefore, reliability and operability can be improved.

An electronic device according to a sixth aspect of the present invention is an electronic device connected to a battery pack used as a power supply, and is provided on a rear end face and has a vertical and horizontal position with respect to the battery pack. A first regulated portion that is regulated, a second regulated portion that is provided on the bottom surface, and whose vertical and horizontal positions are regulated with respect to the battery pack; A third regulated portion whose position in the direction is regulated.

In the electronic device according to the sixth aspect of the present invention, when the electronic device is connected to the battery pack, it is held simply and securely, and the restriction of the third regulated portion is only released.
The holding of the electronic device and the battery pack can be easily released.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of a battery pack according to the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view of a battery pack according to an embodiment of the present invention, and FIG. 2 is a side view thereof.

As shown in FIGS. 1 and 2, the casing of the battery pack 1 is composed of an upper cover 2 and a lower cover 3, and contains a plurality of batteries 16 and the like to be described later. The upper cover 2 of the battery pack 1 includes a rising portion 2a at a rear end and an inclined portion 2b inclined forward (front end) from the rising portion 2a, and the rising portion 2a and the inclined portion 2b.
A slope 2c is provided at a location where the slope 2b is connected, and a step 2b-1 is provided at the front of the slope 2b. The slope 2c and the step 2b-1 of the upper cover 2 are connected to a DVD (Digital Vide
o) This is for restricting the position of the player 26 with respect to the main body cover 27 in the front-rear direction.

The present invention includes an inclined portion 2b, which is a mounting surface on which the DVD player 26 is placed, and a rising portion 2a provided upright at the rear end of the inclined portion 2b, and the inclined portion 2b stands up from the front end. By setting the inclined surface inclined obliquely upward toward the rising portion 2a, the installation area can be reduced by arranging a large battery 16 in the portion where the vertical interval on the rear end side of the inclined portion 2b is wide and the rising portion 2a. It is possible to reduce the size and to provide a DV mounted on the inclined surface by providing the inclined surface.
The operation button surface of the D player 26 is slanted to improve operability.

In front of the step 2b-1 of the upper cover 2, an elongated hole 2b-2 is formed substantially at the center to project a locking projection 21b of the holding member 21, which will be described later. In front of the long hole 2b-2 of the upper cover 2, a pair of first and second positioning members 5, 5 serving as first position regulating members are provided upright, and a pair of bosses of a holding member 21, which will be described later, are provided substantially at the center. Parts 21e, 21e
Pin portions 6, 6 for fitting into the holes are suspended.

The positioning portion 5 includes a rear plate 5a that stands upright, an upper plate 5b that extends forward from the upper end of the rear plate 5a, and a substantially central portion between the rear plate 5a and the upper plate 5b. It is integrally formed from a middle plate 5c which is connected and extends upward and forward.

Behind the step 2b-1 of the inclined portion 2b of the upper cover 2, a plurality of, here two pairs, four pairs, ie, eight slits 2b-3 are formed, and the eight slits 2b-3 are formed.
From -3, a plurality of power supply terminals 7 for electrically connecting to a plurality of terminals 30 of the DVD player 26 to be described later protrude. On the front side of the rising portion 2a of the upper cover 2, positioning portions 9, 9 as a pair of left and right second position regulating portions are provided so as to project forward.

As shown in FIG. 2, the lower cover 3 is formed so as to gradually become higher as it goes backward, so that the entire upper cover 2 fitted with the lower cover 3 is inclined. . On one side surface of the lower cover 3, a DC input terminal 10 for connecting to a plug at the end of a cord of an AC adapter (not shown) is provided.

FIG. 3 is a plan view of the battery pack 1 with the right half of the upper cover 2 cut away, and FIG. 4 is a sectional view taken along line AA of FIG. Bosses 3a, 3a, 3b, 3b having screw holes project upward from four corners of the lower cover 3. The bosses 3a, 3a, 3b of the lower cover 3
Bosses 2d, 2d, 2e, and 2e having screw grooves are provided on the rear surface of the upper cover 2 so as to face downwards so as to face 3b. With the upper cover 2 and the lower cover 3 fitted together, screws 12 (see FIG. 5) are inserted into the screw holes of the bosses 3a, 3a, 3b, 3b from the bottom side of the lower cover 3, respectively. To the bosses 2d, 2d, 2
The upper cover 2 and the lower cover 3 are integrated by screwing into the screw grooves e and 2e.

Bosses 3c each having a screw hole are protrudingly provided substantially at the center and left and right of the lower cover 3. Screw 15,
Each of the fifteen screw portions is inserted into a hole of the substrate 13, and its tip is screwed into a screw hole of the boss portion 3 c to fix the substrate 13 to the lower cover 3.

A plurality of resilient power supply terminals 7 for electrically connecting to terminals 30 of the DVD player 26, which will be described later, are directly held by the terminal holder 14 and directly connected to the substrate 13, and a cord of an AC adapter is provided. A DC input terminal 10 for connecting to a plug at the end of the is directly attached. A plurality of batteries 16 which are rechargeable batteries are further connected to the board 13 via a cord (not shown).

Under the inclined portion 2b of the upper cover 2, three batteries 16 which are large rechargeable batteries having a substantially columnar shape are incorporated, and two batteries 16 are provided at the rising portion 2a of the upper cover 2.
Four batteries 16 are incorporated in each stage, and a total of seven batteries 16 are incorporated. A holding mechanism 18 is provided at the front center of the battery pack 1. Details of the holding mechanism 18 will be described later.

FIG. 5 is a bottom view of the battery pack 1. Circular felts 19 serving as cushioning members are respectively attached to the four corners of the bottom surface of the lower cover 3, and a substantially rectangular concave groove 3 d is provided at the center of the front end of the back surface of the lower cover 3. A later-described slide member 22 of the mechanism 18 is slidably mounted in the front-rear direction.

Next, the holding mechanism 18 will be described. FIG. 6 is an exploded perspective view of the holding mechanism 18. The holding mechanism 18 includes a holding member 21, a slide member 22 which is an operation unit for releasing the holding position of the holding member 21, and a spring 23 for urging the slide member 22 to a position where the holding position of the holding member 21 is not released. It is roughly constituted from. Holding member 21
Is made of a flexible synthetic resin and has a rectangular frame portion 21a.
And a locking projection 21b erected at the tip of the frame 21a.
A pair of right and left having a contact portion 21d stretched over a rectangular hole 21c formed in the frame portion 21a and a hole provided at the base of the frame portion 21a for inserting the pin portion 6 of the upper cover 2 therethrough. It is formed integrally with the boss 21e.

FIG. 7 is a plan view of the holding member 21, and FIG.
FIG. 7 is a sectional view taken along line BB of FIG. Contact part 21d of holding member 21
Is located below the surface of the frame portion 21a, and has inclined surfaces 21d-1, 21d-2 in order from the base direction. Slope 21d-1
Is formed to be steeper than the inclined surface 21d-2, and comes into contact with the inclined bar portion 22b of the slide member 22.
The inclined surface 21d-2 is the inclined bar portion 22b of the slide member 22.
Is not directly in contact with the inclined bar portion 22b.
It is configured to keep the strength of the contact portion 21d while keeping the sliding contact area small.

A pair of left and right boss portions 21e of the holding member 21 are provided.
A pin portion 6 protruding from the back surface of the upper cover 2 is provided in the hole 21e.
Is inserted, and the distal end of the pin portion 6 engages with a pin groove 3i, which will be described later, of the lower cover 3, whereby the base end of the holding member 21 is fixed, and the locking projection 21b of the holding member 21 is
13 protrudes from the long hole 2b-2 of FIG.
15).

FIG. 9 is a plan view of the slide member 22, and FIG.
9 is a sectional view taken along line CC of FIG. 9, and FIG. 11 is a sectional view taken along line DD of FIG. As shown in FIGS. 9 to 11, the slide member 22 is made of a synthetic resin, and has a horizontally long rectangular plate portion 22a.
Inclined bar portions 22b projecting obliquely rearward at substantially the center of the plate portion 22a, coil support portions 22c, 22c provided on the left and right sides of the plate portion 22a, and provided on both left and right ends of the plate portion 22a. The guide pawls 22d, 22d are integrally formed with a step 22e provided on the rear end side of the guide pawl 22d.

The inclined bar portion 22b is inclined obliquely rearward, and its lower surface 22b-1 is in contact with the inclined surface 21d-1 of the contact portion 21d of the holding member 21.
The coil support portion 22c has a tapered pin portion 22c-1 for supporting one end of the coil 23 at the tip. The guide claw portion 22d is for slidably engaging an outer peripheral portion of a rectangular hole 3e described later of the lower cover 3. The step portion 22e abuts on the front edge of the rectangular hole 3e to prevent the slide member 22 from moving further backward.

FIG. 12 is a bottom view of the slide member 22. On the lower surface 22f of the plate portion 22a of the slide member 22,
Many raised ridges 22f extending in the left-right direction to prevent slippage
-1 are juxtaposed in the front-rear direction.

FIG. 13 is a plan view of the lower cover 3. A substantially rectangular groove 3d for fitting the slide member 22 so as to be slidable is provided in the center of the front end of the lower cover 3. A step 3d-1 is provided substantially at the center of the groove 3d. A rectangular hole 3e is formed on each of the left and right sides of the step 3d-1 so as to allow the guide claw 22d of the slide member 22 and the coil support 22c to pass therethrough so as to be slidable in the front-rear direction. At the center of the sloping bar 22
An elongated hole 3f is formed to allow the b to pass therethrough so as to be slidable in the front-rear direction.

A U-shaped coil holding portion 3g having an open front in plan view for holding one end of the coil 23 is provided on the back surface of the groove 3d behind the pair of rectangular holes 3e, 3e of the lower cover 3 respectively. Have been. A pair of ribs 3h for juxtaposing the lower surface of the frame portion 21a of the holding member 21 are provided side by side at the rear portion of the long hole 3f of the lower cover 3. Further, a pair of left and right pin grooves 3i for inserting and locking the tip of the pin portion 6 of the upper cover 2 in the front portion of the long hole 3f of the lower cover 3 are provided.
3i are provided.

Next, the operation of the holding mechanism 18 will be described. 14 and 15 are explanatory diagrams of the operation of the holding mechanism 18. FIG. 14 is a schematic diagram showing a holding state in which one end of the locking projection 21 b of the holding member 21 whose one end is fixed to the upper cover 2 and the lower cover 3 projects from the upper cover 2. In this state, the slide member 22 is urged by the spring 23, and the inclined bar portion 22b of the slide member 22 is at a position where it does not come into contact with the contact portion 21d of the holding member 21.

As shown in FIG. 15, when the lower surface 22f of the slide member 22 is operated to slide in the direction of the arrow X (rearward) against the urging force of the spring 23, the inclined bar portion 22b of the slide member 22 The contact surface 22b-1 pushes down the contact portion 21d downward while contacting the inclined surface 21d-1 of the contact portion 21d of the holding member 21. Since the contact portion 21d of the holding member 21 is pushed down, the holding member 21 is bent with the boss 21e as a fulcrum, and the locking protrusion 21b is lowered to move the cover 21 from the long hole 2b-2 of the cover 2. The DVD player 26 is not projected, and the holding of the DVD player 26 is released.

Next, the engagement between the battery pack 1 and the DVD player 26 will be described. FIG. 16 is a bottom view of the main body cover 27 of the DVD player 26. On the rear side of the main body cover 27, an inclined surface 27a is provided for contacting the inclined portion 2c of the upper cover 2 of the battery pack 1. Engaging members 28, 28 which are second regulated parts for engaging with the positioning part 5 of the upper cover 2 of the battery pack 1 are fitted on the left and right of the center part of the main body cover 27.

A locking member, which is a third regulated portion, having a locking groove 29a for locking the locking projection 21b projecting above the upper cover 2 of the battery pack 1 at substantially the center of the main body cover 27. 29 are fitted. Further, the body cover 27
A plurality of power supply terminals 7 of the battery pack 1
A plurality of terminals 30 for respectively contacting the terminals are exposed and arranged. DVD player 2 in battery pack 1
6, the rear ends of the engaging members 28, 28 and the locking member 29 contact the step 2b-1 of the upper cover 2, and the inclined surface 27a of the main body cover 27 It comes into contact with the portion 2c.

FIG. 17 is a sectional view taken along line EE of FIG.
As shown in FIG. 17, the engaging member 28 includes a rectangular groove 28 a for inserting the entire positioning portion 5 of the upper cover 2,
An elongated groove 28b is provided for allowing only the middle plate 5c of the positioning portion 5 formed so as to communicate with the front edge of the groove 28a. As a result, the positioning portion 5 is inserted into the rectangular groove 28a.
Then, when the main body cover 27 is slid backward, the middle plate 5c of the positioning portion 5 advances into the elongated groove 28b. Thereby, the DVD player 2
6 is achieved by the middle plate 5c and the elongated grooves 28b, while the vertical position is regulated by the upper plate 5.
b and the engaging member 28.

FIGS. 18 and 19 are views for explaining the operation of the engagement between the battery pack 1 and the DVD player 26. FIG. FIG.
As shown in FIG. 1, on one side of a main body cover 27 containing a DVD drive and various operation buttons, a lid cover 32 containing a liquid crystal monitor, a speaker and the like is supported so as to be openable and closable via a hinge (not shown). On the rear side of the lid cover 32, an engagement groove 32 which is a first regulated portion for engaging with the positioning portions 9, 9 of the upper cover 2 of the battery pack 1 respectively.
a, 32a are provided. A release button 33 for unlocking the closed and locked lid cover 32 is slidably provided on a side surface of the main body cover 27.

The rectangular groove 28a of the engaging member 28 of the main body cover 27 of the DVD player 26 is externally inserted into the positioning portion 5 of the upper cover 2 of the battery pack 1,
The DVD player 26 is pressed downward.

As shown in FIG. 19, when the DVD player 26 is slid backward, the middle plate 5c of the positioning portion 5 advances into the elongated groove 28b of the engaging member 28, and the positioning of the engaging member 28 is performed. The upper and lower and left and right positioning are performed by the engagement of the portions 5, and the engagement grooves 32 a and the positioning portions 9 are formed.
Are engaged to perform vertical and horizontal positioning. At the same time, the rear ends of the engaging members 28 and 28 and the locking member 29 of the DVD player 26 contact the step 2b-1 of the upper cover 2, and the inclined surface 27a of the DVD player 26 contacts the inclined portion 2c of the battery pack 1. The locking projection 21b is in contact with the locking member 29.
Into the engaging groove 29a, and the front and rear positioning is performed.

As shown in FIG. 15, when the lower surface 22f of the slide member 22 is operated to slide in the direction of the arrow X (rearward) against the urging force of the spring 23, the inclined bar portion 22b of the slide member 22 The contact surface 21b-1 pushes the contact portion 21d downward while the contact surface 22b-1 contacts the inclined surface 21d-1 of the contact portion 21d of the holding member 21. -2 does not protrude, and the holding is released. When the DVD player 26 is slid forward in this state, as shown in FIG. 18, the entire positioning portion 5 advances into the rectangular groove 28a of the engaging member 28, and the engaging member 28 and the positioning portion 5 Is released, the engagement of the engaging groove 32a with the positioning portion 9 is released, and the rear ends of the engaging members 28, 28 and the locking member 29 and the step 2b-1 between the upper cover 2 and Is released, that is, the engagement and holding of the DVD player 26 and the battery pack 1 are released, and the DVD player 26 can be pulled upward.

Although not shown, the positioning portion 9 has a built-in detection switch, while the engaging groove 32a has a pressing portion for pressing the detection switch. Thus, the power is supplied to the power supply terminal 7 only when the DVD player 26 is mounted.

As described above, since the battery pack 1 is provided with the rising portion 2a and the inclined portion 2b on the upper cover 2, for example, a large columnar battery is three-dimensionally formed in the rising portion 2a, for example, in two stages. In addition to being mountable, a large-sized battery can be mounted on a wide portion of the inclined portion 2b with a large vertical interval, whereby the installation area can be reduced as compared with a flat battery pack, space can be saved, and handling is simplified. .

Since the upper cover 2 of the battery pack 1 is provided with the inclined portion 2b, the surface of the operation buttons of the DVD player 26 mounted on the battery pack 1 is inclined forward and the operation buttons are It is easy to operate and operability can be improved.

Since the upper cover 2 of the battery pack 1 is provided with the inclined portion 2b, the substrate 13 is incorporated in a portion of the inclined portion 2b where the vertical interval is small, and the power supply terminal 7 is directly attached to the substrate 13. And assembling can be facilitated.

Since the slide member 22 for releasing the holding of the holding mechanism 18 is provided on the bottom surface of the lower cover 3, the operation surface (the lower surface 22f) can be made large, and the slide member 22 may be erroneously moved. There is no danger of sliding against an object, and erroneous operation can be reliably prevented. Further, since the slide member 22 directly operates the holding member 21, the holding member 21 can be reliably operated with a small force and a small slide operation.

In the above embodiment, the DVD player is used as the electronic device. However, the present invention is not limited to this, and it goes without saying that another electronic device such as a notebook personal computer may be used.

[0051]

As described above, according to the present invention,
By providing the inclined surface on the battery pack, the operation button surface of the electronic device mounted thereon becomes oblique, whereby the operation is easy and the operability can be improved.

A large number of large batteries can be mounted three-dimensionally on the rising portion of the battery pack, and large batteries can be arranged in a wide area of the inclined surface with a large vertical interval, so that the battery capacity is relatively large. The area can be reduced, the storage space can be saved, and the handling can be simplified.

Since the built-in substrate is arranged between the mounting surface and the bottom surface at the other end where the space between the mounting surface and the bottom surface is relatively narrow, the volume in the battery pack can be effectively used. . In addition, since the battery is disposed between the rising portion and the mounting surface at one end side and the bottom surface where the space between the mounting surface and the bottom surface is relatively wide, the battery capacity is increased while the installation area is suppressed. Can be achieved.

Since the operation section is disposed on the bottom surface, erroneous operation can be prevented, and since the distance between the locking projection, which is a movable section, and the operation section is shortened, reliability and operability can be improved.

[Brief description of the drawings]

FIG. 1 is an external view of a battery pack according to the present invention.

FIG. 2 is a side view of the battery pack according to the present invention.

FIG. 3 is a plan view of a battery pack in which a right half of an upper cover is cut away.

FIG. 4 is a sectional view taken along line AA of FIG. 3;

FIG. 5 is a bottom view of the battery pack.

FIG. 6 is an exploded perspective view of a holding mechanism.

FIG. 7 is a plan view of a holding member.

FIG. 8 is a sectional view taken along line BB of FIG. 7;

FIG. 9 is a plan view of a slide member.

FIG. 10 is a sectional view taken along line CC of FIG. 9;

FIG. 11 is a sectional view taken along line DD of FIG. 9;

FIG. 12 is a bottom view of the slide member.

FIG. 13 is a plan view of a lower cover.

FIG. 14 is an operation explanatory view of the holding mechanism, showing a holding state.

FIG. 15 is an explanatory view of the operation of the holding mechanism, showing a holding released state.

FIG. 16 is a bottom view of a main body cover of the DVD player.

FIG. 17 is a sectional view taken along line EE of FIG. 16;

FIG. 18 is an explanatory diagram of the operation of engagement between the battery pack and the DVD player.

FIG. 19 is a diagram illustrating the operation of engagement between the battery pack and the DVD player.

FIG. 20 is a perspective view showing a conventional battery pack and a DVD player.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Battery pack 2 Upper cover 2a Rising part 2b Inclined part (inclined surface) 2c Inclined part 3 Lower cover 5 Positioning part (first position restricting part) 7 Power supply terminal 9 Positioning part (second position restricting part) 13 Substrate 16 Battery (Battery) 18 Holding Mechanism 21 Holding Member 21b Locking Projection 21d Contact Section 22 Slide Member (Operation Section) 22b Inclined Bar Section 22f Lower Surface 26 DVD Player (Electronic Equipment) 27 Main Body Cover 28 Engaging Member (No. 2 regulated part) 29 locking member (third regulated part) 30 terminal 32 lid cover 32a engaging groove (first regulated part)

Claims (6)

[Claims] 1. A battery pack connected to an electronic device and used as a power source, comprising: a mounting surface on which the electronic device is mounted; a rising portion erected from one end of the mounting surface; The above described mounting surface and a bottom surface that is arranged to face the rising portion, wherein the mounting surface is larger in distance between one end and the bottom surface on the rising portion side than the other end and the bottom surface. A battery pack characterized in that the battery pack is provided obliquely with respect to the bottom surface. 2. A battery is disposed between the rising portion and the mounting surface on the one end side and the bottom surface, and a substrate is disposed between the mounting surface on the other end side and the bottom surface. The battery pack according to claim 1, wherein the battery pack is arranged. 3. A first position restricting portion for projecting upward to engage with the electronic device on the mounting surface, and for projecting forward to engage with the electronic device at the rising portion. 2. The apparatus according to claim 1, further comprising a second position regulating portion.
The battery pack described in. 4. A holding member provided on the mounting surface for holding the electronic device, wherein the holding member is capable of protruding into the mounting surface, and is always elastically provided at the protruding position. A locking projection urged toward the bottom surface; and an operating unit slidably disposed on the bottom surface for moving the locking projection below the mounting surface. The battery pack according to any one of claims 3 to 3. 5. The operating section has an inclined bar that is set up obliquely, the locking projection has a contact portion with which the inclined bar comes into contact, and the contact is made by sliding of the inclined bar. 5. The battery pack according to claim 4, wherein the position of the portion is regulated downward, and the locking protrusion is moved below the mounting surface. 6. 6. An electronic device connected to a battery pack used as a power supply, the electronic device being provided on a rear end face, the first regulated portion being restricted in the vertical and horizontal directions with respect to the battery pack. A second regulated portion provided on the bottom surface and regulated in the vertical and horizontal directions with respect to the battery pack; and a third regulated portion provided on the bottom surface and regulated in the longitudinal direction with respect to the battery pack. An electronic device, comprising: a regulated part;