JP2003216278A - Electronic device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To obtain an electronic device capable of preventing a user from forgetting to turn off a switch. <P>SOLUTION: An electronic device (1) such as a portable computer is provided with a housing (3) having an opening on the upper surface (5a), a keyboard (165) provided on the upper surface of the housing, a switch (232) housed in the housing and facing the opening, and a display unit (141) supported by the housing and turnable between a first position at which the display unit covers the keyboard and a second position at which the display unit is erected with respect to the housing. The display unit has a projecting part (237) for operating the switch through the opening when turned to the first position. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device such as a portable computer having a base unit having a keyboard and a display unit rotatably supported by the base unit.

[0002]

2. Description of the Related Art Electronic devices such as book-type or notebook-type portable computers are easy to carry,
It has the advantage that it can be used freely even on the go, where commercial power cannot be obtained.

This type of electronic equipment includes a base unit, which is a main body, and a display unit. The base unit contains main components such as a circuit board, a hard disk drive and a battery, and a keyboard is arranged on the upper surface of the base unit.

The display unit is supported at the rear end of the base unit. The display unit is rotatable between a first position in which the display unit falls so as to cover the keyboard and a second position in which the display unit stands upright with respect to the base unit. The standing angle of the display unit is the front position of the display unit. The display screen can be freely adjusted to an angle that is easy to see.

[0005]

When carrying an electronic device, the display unit is normally rotated to the first position to enhance the portability of the electronic device. At this time, the display screen of the display unit is tilted so that it overlaps the keyboard, so that the display screen cannot be seen from the outside.

Therefore, even if the display unit is rotated to the first position with the power switch still turned on, it may not be noticed. Especially, when the electronic device is driven by the battery, the battery is The problem of exhaustion arises.

An object of the present invention is to obtain an electronic device which can operate a switch in accordance with a rotating operation of a display unit and prevent forgetting to turn off the switch.

[0008]

In order to achieve the above object, an electronic apparatus according to one aspect of the present invention includes a housing having an opening on the upper surface, a keyboard provided on the upper surface of the housing, and The switch is housed inside the housing and faces the opening. The switch is rotatable between a first position supported by the housing and covering the keyboard, and a second position standing upright with respect to the housing. A display unit, and a protrusion provided on the display unit for operating the switch through the opening when the display unit is rotated to the first position. There is.

According to this structure, the switch in the housing can be forcibly operated by rotating the display unit, and it is possible to prevent forgetting to turn off the switch.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to FIG.
Thru, it demonstrates based on FIG.

FIG. 1 shows a B5 size book-type portable computer 1. This computer 1
Includes a base unit 2. Base unit 2
The casing 3, which is the outer shell of the, has a flat box shape. The housing 3 is divided into a bottom case 4 and a top cover 5 detachably covered with the bottom case 4. These bottom case 4 and top cover 5 are
It is made of a synthetic resin material such as ABS resin.

The bottom case 4 has a quadrangular flat bottom surface 4a, and a front surface 4b and a rear surface 4c connected to the bottom surface 4a.
And left and right side surfaces 4d and 4e. The top cover 5 has a substantially flat plate shape having an upper surface 5a facing the bottom surface 4a, and the front, rear, left, and right side edges of the upper surface 5a are the front surface 4b, the rear surface 4c, and the rear surface 4c of the bottom case 4. The left and right side surfaces 4d and 4e are connected to each other. At the rear end of the top surface 5a of the top cover 5, a pair of left and right display support portions 5b and 5c are arranged. The display support portions 5b and 5c project upward from the upper surface 5a at both left and right ends of the upper surface 5a.

The inner surfaces of the bottom case 4 and the top cover 5 are plated with a conductive material to prevent electromagnetic interference.

The upper surface 5a of the top cover 5 has a front half and a rear half. The front half of the upper surface 5a forms a flat palm rest 6, and the keyboard mounting opening 7 is opened in the rear half of the upper surface 5a. The keyboard mounting opening 7 has a size covering substantially the entire rear half. As shown in FIGS. 2 and 3, the downwardly extending flange portion 7 is formed at the rear edge of the opening and the side edge of the opening of the keyboard mounting opening 7.
a to 7c are integrally formed.

The flange portion 7a located at the rear edge of the opening of the keyboard mounting opening 7 has a plurality of notches 8a opening at the lower edge of the flange portion 7a and a plurality of supporting pieces 8b projecting into the keyboard mounting opening 7. And are formed. The notches 8a are arranged at intervals in the left-right direction of the keyboard mounting opening 7, and the support piece 8b is provided between these notches 8a.
Are arranged.

As shown in FIGS. 2, 3 and 11, the keyboard support portion 9 is provided at the front edge of the opening of the keyboard mounting opening 7.
Are formed. The keyboard support portion 9 extends in the left-right direction, and the left and right ends thereof are flange portions 7b, 7c.
It is connected to. The keyboard support portion 9 is formed at a position lower than the upper surface 5a of the top cover 5.

The keyboard supporting portion 9 has an upper surface 9a facing the inside of the keyboard mounting opening 7 and a supporting surface 9 connected to the upper surface 9a.
b. The upper surface 9a of the keyboard support 9 is
It is located below the upper surface 5 a of the top cover 5.
Mounting recesses 10 are integrally formed at the left and right ends and the center of the upper surface 9a.
A metal nut 11 is embedded in the bottom surface of the.

The supporting surface 9b of the keyboard supporting portion 9 extends downward from the rear edge of the upper surface 9a and faces the keyboard mounting opening 7. On the support surface 9b, a plurality of support pieces 12 are arranged at intervals in the left-right direction, and these support pieces 12 project into the keyboard mounting opening 7.

As shown in FIGS. 2 and 5, the housing 3 has a battery accommodating portion 13. The battery housing 13 is
It extends in the left-right direction below the palm rest 6.
As shown in FIG. 6, the battery accommodating portion 13 is formed as a recess that is continuously open to the bottom surface 4 a, the front surface 4 b, and the right side surface 4 e of the bottom case 4. The battery accommodating portion 13 includes an upright surface 13a extending continuously in the left-right direction from the bottom surface 4a, an end surface 13b located at the left end of the upright surface 13a, and a ceiling surface 13c connected to the upright surface 13a and the end surface 13b. It is set. Standing surface 1
3a, the end surface 13b, and the ceiling surface 13c partition between the battery housing portion 13 and the inside of the housing 3, and a connector outlet 14 is opened in the end wall 13b.

As shown in FIGS. 3 and 10, a plurality of boss portions 18 are provided upright on the bottom surface 4a of the bottom case 4. The bosses 18 are arranged dispersedly on the bottom surface 4a, and each of the bosses 18 has an opening 18a that opens downward from the bottom surface 4a. The openings 18a of these boss portions 18 also serve as screw insertion holes, and as shown in FIG. 16, two of them are located on the left and right sides of the rear end of the bottom surface 4a.

Further, as shown representatively in FIG. 11, the top cover 5 has a plurality of screw receiving portions 19 extending downward. The screw receiving portion 19 faces a part of the boss portion 18 when the top cover 5 is covered on the bottom case 4. A metal nut 20 is embedded in these screw receiving portions 19, and this nut 20 is exposed at the lower end surface of the screw receiving portion 19. Then, the top cover 5 hooks its peripheral portion to the upper edge portion of the bottom case 4, inserts a screw 21 from below in a part of the plurality of boss portions 18, and screw the screw 21 into the nut 20. And is connected to the bottom case 4.

As shown in FIGS. 7 to 9, the bottom case 4 accommodates first to third circuit boards 24 to 26. The first circuit board 24 is a system board and is located behind the battery housing portion 13. First
The circuit board 24 is fastened to the boss portion 18 on the bottom surface 4a with screws 21 at a plurality of peripheral portions thereof, and is located below the keyboard mounting opening 7. The peripheral portion of the first circuit board 24 is the rising surface 1 of the battery housing portion 13.
3a is adjacent to the right side surface 4e and the rear surface 4c of the bottom case 4. A first relay connector 27 is arranged on the upper surface of the first circuit board 24. The first relay connector 27 is arranged at a position adjacent to the upright surface 13a so as to be along the upright surface 13a.

The second circuit board 25 is a power board.
In the bottom case 4, it is located between the left side surface 4d and the end surface 13b of the battery accommodating portion 13. The second circuit board 25 includes an extension plate portion 28 that extends to the right along the upright surface 13a of the battery housing portion 13, and a plurality of locations including this extension plate portion 28 include boss portions 18 on the bottom surface 4a.
It is fixed to the screw via a screw 21. A second relay connector 29 is arranged on the upper surface of the extension plate portion 28. The second relay connector 29 is arranged at a position adjacent to the upright surface 13a so as to be along the upright surface 13a. Therefore, the first relay connector 27 and the second relay connector 29 are provided at a position adjacent to the upright surface 13a.
And are arranged side by side.

As shown in FIG. 9, the extension plate portion 28 of the second circuit board 25 is inserted between the first circuit board 24 and the bottom surface 4a at a position adjacent to the upright surface 13a. Therefore, the first circuit board 24 and the second circuit board 2
5 is a part of which is vertically overlapped and arranged on both sides of the first and second circuit boards 24 and 25.
A large number of circuit components 30 such as C chips and capacitors are mounted.

The third circuit board 26 is the first circuit board 2
4 is a relay board that electrically connects the second circuit board 25 and the second circuit board 25, and is arranged in a vertical position along the upright surface 13a at a position adjacent to the upright surface 13a. The third circuit board 26 includes third and fourth relay connectors 31 and 32 at both ends thereof. The third and fourth relay connectors 31, 32 are fitted in the first and second relay connectors 27, 29, respectively. Due to this fitting, the first circuit board 24 and the second circuit board 25 are electrically connected, and the third circuit board 26 itself is held in a vertical posture.

The third circuit board 26, the first relay connector 27 and the third relay connector 3 are included.
The connection portion with 1 and the connection portion between the second relay connector 29 and the fourth relay connector 32 are located below the keyboard support portion 9 and are detached from the keyboard mounting opening 7.

As shown in FIG. 8, the first and second circuit boards 24 and 25 have a plurality of conductive portions 33 that abut the boss portion 18. The conductive portion 33 is connected to a ground wiring pattern (not shown) printed on the first and second circuit boards 24 and 25.
By screwing 4, 25 to the bottom case 4,
The conductive portion 33 contacts the plating layer on the inner surface of the bottom case 4.

Therefore, the bottom case 4 and the first and second circuit boards 24 and 25 are electrically connected by the contact between the conductive portion 33 and the plated layer.

As shown in FIG. 8, a power supply connector 36 is attached to the second circuit board 25. The power supply connector 36 faces the connector outlet 14 of the bottom case 4, and the power supply connector 36 includes a plurality of contact terminals 35 exposed in the battery accommodating portion 13. The contact terminal 35 can be elastically deformed in a direction in which the contact terminal 35 projects in and out of the battery accommodating portion 13, and always protrudes in the battery accommodating portion 13.

As shown in FIG. 7, a card housing portion 38 for housing a memory card or an interface card is formed on the upper surface of the first circuit board 24. The card storage portion 38 is arranged immediately after the battery storage portion 13 and adjacent to the right side surface 4e of the bottom case 4. The card storage portion 38 holds a card and is provided with a pair of guide rails 39a and 39b for guiding the insertion and removal of the card. Guide rail 3
9a and 39b are parallel to each other and extend in the left-right direction of the bottom case 4. One ends of the guide rails 39a and 39b are adjacent to the right side surface 4e of the bottom case 4, and a card connector 40 to which a card is detachably connected is arranged between the other ends of the guide rails 39a and 39b. Has been done.

The card storage section 38 has an ejector for taking out the card. The ejector has a configuration similar to that of a conventionally known one, and one guide rail 39a is provided.
The eject button 42 supported by the eject button 42 and the eject plate 43 which is interlocked with the eject button 42 and has an unillustrated locking claw hooked at the insertion end of the card. The eject buttons 42 are arranged side by side at one end of the guide rail 39a and are adjacent to the right side surface 4e of the bottom case 4.

An FDD connector 41 for connecting an external floppy (registered trademark) disk drive is arranged on the upper surface of the first circuit board 24. The FDD connector 41 is adjacent to the right side surface 4e of the bottom case 4 behind the card storage portion 38.

As shown in FIGS. 2 and 7, the bottom case 4
2.5 inch type hard disk drive 44
Is housed. The hard disk drive device 44 is arranged at a corner defined by the rear surface 4c and the left side surface 4d of the bottom case 4, and in the bottom case 4, the first and second hard disks are driven.
Adjacent to the circuit boards 24 and 25. Then, the hard disk drive device 44 includes a flexible wiring board 45.
Is connected to the first circuit board 24 via.

As shown in FIG. 7, the right side surface 4e of the bottom case 4 has a card insertion opening 4 connected to the card storage portion 38.
6 and a connector lead-out port 47 for exposing the FDD connector 41 are opened side by side in the front-rear direction. Card slot 4
6, one end of the guide rails 39a and 39b and the eject button 42 are exposed, and the card insertion slot 46 is
It is opened and closed by the side cover 48. Side cover 4
8 is supported on the right side surface 4e of the bottom case 4,
It is configured to be rotated between a closed position that covers the card insertion opening 46 and an open position where the card insertion opening 46 is tilted to the right side of the bottom case 4 to open. When the side cover 48 is rotated to the closed position, the side cover 48 stands up along the right side surface 4e of the bottom case 4 and constitutes a part of the right side surface 4e.

As shown in FIGS. 12 and 13, on the right side surface 4e of the bottom case 4, a first connector cover 50 for opening and closing the connector outlet 47 is supported. The first connector cover 50 has a shaft portion 51 on both sides of the lower end thereof, and the shaft portion 51 is rotatably supported by an opening side edge portion of the connector outlet 47. Therefore, the first connector cover 50 uses the shaft portion 51 as a fulcrum for the connector lead-out port 4
It is designed to be rotated between a closed position where 7 is closed and an open position where the connector lead-out port 47 is opened by falling to the right side of the bottom case 4. Then, when the first connector cover 50 is rotated to the closed position, the first connector cover 50 stands up along the right side surface 4e of the bottom case 4 and constitutes a part of the right side surface 4e. .

A spring receiving portion 52 is provided on the inner surface of the lower end portion of the first connector cover 50 so as to project. Spring receiving portion 52
Is adapted to enter the inside of the connector outlet 47 when the first connector cover 50 is rotated to the closed position. Inside the connector outlet 47, the spring support portion 53 is arranged. ing. The spring support portion 53 is formed integrally with the bottom case 4, and has an opening 5 at a portion from the side surface facing the first connector cover 50 to the lower surface.
3a. The spring receiving portion 52 is inserted into the opening 53a when the first connector cover 50 is rotated toward the closed position by a certain angle.

A return spring 55 for holding the first connector cover 50 forcibly to the closed position is held inside the spring support portion 53. The return spring 55 is shown in FIG.
As shown in FIG. 5, the metal plate is bent, and one end thereof is integrally provided with a bending portion 56 that is bent so as to project downward and is elastically deformable. The bent portion 56 is located at the upper edge of the opening 53a, and has the first connector cover 5 described above.
When the spring bearing portion 52 enters the opening 53a with the rotation of 0 in the closing direction, the spring bearing portion 52 is pressed against the upper end portion of the spring bearing portion 52 from above.

The pressure contact position of the bent portion 56 with respect to the spring receiving portion 52 is set so that the connector lead-out port 4 is located more than the shaft portion 51.
7, the pressing force is applied to the first connector cover 50 so as to rotate the first connector cover 50 upward with the shaft portion 51 as a fulcrum. Due to the presence of this pressing force, as shown by the arrow in FIG. 13, the first connector cover 50 is forcibly rotated toward the closed position, and
It is held in this closed position.

When the first connector cover 50 is rotated from the closed position toward the open position, the spring bearing portion 52 is released when the lateral rotation angle of the connector cover 50 reaches a certain value. It separates from the bent portion 56. Spring receiving part 5
When 2 disengages from the bent portion 56, the pressing force for rotating the first connector cover 50 in the closing direction disappears,
The first connector cover 50 can be rotated to the open position.

As shown in FIG. 14, the second connector lead-out port 6 is formed on the rear surface 4c which is a wall portion at the rear end of the bottom case 4.
8 is opened. The second connector lead-out port 68 has a horizontally long opening shape extending in the left-right direction of the bottom case 4, and the first circuit board 2 is inserted into the second connector lead-out port 68.
4 are adjacent to each other.

At the rear end of the first circuit board 24, for example, a connection port 61 for connecting an external device having an interface of RS232C standard, a parallel port 62 for connecting a printer, and a function of the computer 1 And an expansion connector 63 used for expanding the are mounted side by side in a line in the left-right direction. The expansion connector 63 has positioning holes 63a and 63b on both left and right sides thereof.

At the rear end of the first circuit board 24, a connection port 61, a parallel port 62 and an expansion connector 63 are provided.
A metal connector panel 64 for supporting the is attached. The connector panel 64 is arranged in an upright posture with respect to the first circuit board 24, and the circuit board 24, the connection port 61, the parallel port 62, and the expansion connector 6 are arranged.
It covers the connection with 3 from the back. As shown in FIG. 14, the connection port 61, the parallel port 62, and the expansion connector 63 are exposed to the rear of the housing 3 through the second connector outlet 68.

The bottom case 4 supports a second connector cover 69 that opens and closes the second connector outlet 68. The second connector cover 69 is located between the closed position for closing the second connector lead-out port 68, the open position for opening the second connector lead-out port 68, and the bottom surface 4 a of the bottom case 4 and the first circuit board 24. It can be selectively moved to and from the accommodating position.

The structure for supporting the second connector cover 69 will be described. As shown in FIG. 17, the connector panel 64 has an extension extended at its lower end so as to enter the lower side of the first circuit board 24. The unit 70 is integrally provided. The extension portion 70 is parallel to the bottom surface 4a of the bottom case 4, and the cover accommodating portion 71 into which the second connector cover 69 is inserted between the bottom surface of the extension portion 70 and the bottom surface 4a.
Are formed. When the second connector cover 69 is inserted into the cover accommodating portion 71, the connector cover 69 is sandwiched between the bottom surface 4a and the extension portion 70, and rattling of the connector cover 69 is prevented. Has become.

As shown in FIG. 18, on the bottom surface 4a of the bottom case 4, right and left side walls 72a and 72b facing each other with the cover accommodating portion 71 interposed therebetween, and a front wall 72c located at the front end of the cover accommodating portion 71. Is erected. These walls 72a to 72c partition the cover housing portion 71 inside the bottom case 4, and the side walls 72a and 72b thereof are provided.
The rear end portion of the second connector outlet port 68 is connected to the opening-side edge portion of the second connector outlet port 68.

Guide grooves 73 extending in the front-rear direction are formed along the bottom surface 4a of the bottom case 4 at the ends of the side walls 72a, 72b on the side of the second connector outlet 68, respectively. The second connector outlet 6 in this guide groove 73
The rear end facing 8 is closed without being opened in the rear surface 4c of the bottom case 4, and this closed end forms a bearing portion 73a curved in an arc shape.

At both ends of the second connector cover 69 facing the side walls 72a and 72b, shaft portions 74a and 74b slidably fitted in the guide grooves 73 are provided in a protruding manner. The shaft portions 74a and 74b are the second connector cover 69.
When is inserted into the cover accommodating portion 71, it is detached from the guide groove 73 and slidably inserted between the side walls 72a and 72b. This prevents the connector cover 69 from tilting or rattling when the second connector cover 69 is inserted into the cover accommodating portion 71.

Each of the side walls 72a and 72b is provided with a stopper portion 76 for limiting the insertion amount of the second connector cover 69. The stopper portion 76 projects into the cover accommodating portion 71 from the facing surface of the side walls 72a and 72b, and the projecting end abuts the shaft portions 74a and 74b. Due to this contact, the insertion of the second connector cover 69 into the cover accommodating portion 71 is restricted, and the rear edge of the connector cover 69 slightly protrudes from the second connector outlet 68 as shown in FIG. It is held in the cover storage portion 71 in the state of being made to.

When the second connector cover 69 held in the cover accommodating portion 71 is pulled out rearward, the shaft portion 74 of the second connector cover 69 is pulled out.
The a and 74b enter the guide groove 73 and abut on the bearing portion 73a. Therefore, the second connector cover 69 includes the shaft portions 74a and 74b and the bearing portion 7
The contact portion with 3a is used as a fulcrum to vertically rotate to either a closed position or an open position. Then, in the state where the second connector cover 69 is rotated to the closed position to close the second connector outlet port 68, the connector cover 69 stands up along the rear surface 4c, and the rear surface 4c.
It forms part of c.

The second connector cover 69 has a latch 77. The latch 77 is hooked on the rear edge of the top cover 5 when the second connector cover 69 is rotated to the closed position, and the second connector cover 69.
Is designed to be held in the closed position.

To rotate the second connector cover 69 from the closed position to the open position, hook a fingertip on the upper edge of the second connector cover 69 and pull the second connector cover 69 backward.
Then, the second connector cover 69 has the shaft portion 74.
The contact portion between the a and 74b and the bearing portion 73a is pivoted rearward about a fulcrum, and as shown in FIG. When the second connector cover 69 is pushed forward in this state, the second connector cover 69
Is slid forward using the fitting portion between the guide groove 73 and the shaft portions 74a and 74b as a guide, and is inserted into the cover accommodating portion 71.

In this case, the second connector cover 69 is
Since the bottom surface 4a of the bottom case 4 and the extension portion 70 of the connector panel 64 sandwich it from above and below, and the side walls 72a and 72b sandwich it from the left and right, the second connector cover 69 is inside the cover accommodating portion 71. Therefore, the second connector cover 69 can be smoothly taken in and out of the cover accommodating portion 71 without being tilted or caught.

In addition, since the extension portion 70 which cooperates with the bottom surface 4a to sandwich the second connector cover 69 is formed by integrally extending the lower end portion of the connector panel 64, a dedicated guide member is provided. Is unnecessary, and the number of parts can be reduced accordingly.

As shown in FIGS. 19 and 20, the computer 1 has an RGB adapter 80 for connecting an external CRT display. RGB adapter 80
Has a box-shaped adapter body 81. The adapter body 81 includes a front surface 81a and a rear surface 81b that face each other, and an upper surface 81c that straddles between the both surfaces 81a and 81b.
Is equipped with. An interface connector 82 detachably connected to the extension connector 63 is arranged on the front surface 81a. An RGB connector 83 for connecting an external CRT display is arranged on the rear surface 81b.

A lock claw 84 is arranged on the front surface 81a of the adapter body 81. The lock claw 84 is adapted to be detachably locked in the locking hole 85 of the connector panel 64 when the interface connector 82 is connected to the extension connector 63. By this locking, the RGB
The adapter 80 is held by the computer 1. The lock claw 84 is unlocked from the lock hole 85 by sliding the release lever 86 on the upper surface 81c of the adapter body 81 rearward, whereby the RGB adapter 80 can be detached from the computer 1. There is.

As shown in FIGS. 7 and 14, a power supply connector 88 is arranged on the rear surface 4c of the bottom case 4. The power supply connector 88 is attached to the upper surface of the first circuit board 24, and a plug of an AC adapter connected to a commercial power supply is inserted into the power supply connector 88.

As shown in FIG. 16, a pair of left and right engaging openings 90a, 90b are provided at the rear end of the bottom surface 4a of the bottom case 4.
Is opened. The engagement openings 90a and 90b are elongated holes extending in the front-rear direction of the bottom case 4. These engagement openings 90a and 90b are arranged separately on the left and right sides of the expansion connector 63 when the bottom case 4 is viewed from the rear.

As shown in FIG. 47, the engaging ports 90a, 90
b is located below the first circuit board 24. Metal terminal pieces 91 are arranged at the open ends of the engagement openings 90a and 90b into the bottom case 4. Terminal piece 9
1 is fixed by means of spot welding or the like to the lower surface of the terminal support portion 92 that is connected to the left and right ends of the extension portion 70 of the connector panel 64.
Is electrically connected to.

As shown in FIG. 1, a battery pack 100 is removably mounted in the battery housing portion 13 of the bottom case 4. The battery pack 100 serves as a driving power source when the computer 1 is used without a cord, and is of a rechargeable type. The battery pack 100 includes a case 101 having a nickel-cadmium battery (not shown) built therein. This case 101 is
It has a shape substantially equal to that of the battery storage portion 13.

Therefore, when the battery pack 100 is mounted in the battery accommodating portion 13, the outer peripheral surface 101a of the case 101 is flush with the bottom surface 4a, the front surface 4b, and the right side surface 4e of the bottom case 4, and these surfaces are connected. 4a, 4b,
It is adapted to form a part of 4e. In this way, if the battery housing portion 13 is continuously opened to the three surfaces of the bottom case 4, the space occupied by the battery housing portion 13 in the bottom case 4 can be reduced. The bottom case 4 can be made compact without sacrificing the mounting space.

As shown in FIG. 22, the battery pack 10
No. 0 is provided with a plurality of signal and power supply terminals 104 that come into contact with the contact terminals 35 on the front end surface that faces the end surface 13b of the battery housing portion 13. Further, as shown in FIG. 6, the case 101 of the battery pack 100 has an upper surface 101b that faces the ceiling surface 13c of the battery accommodating portion 13. On both sides of the upper surface 101b, guide protrusions 102a extending in the longitudinal direction of the battery pack 100,
102b is projected. Each guide protrusion 102a, 1
02b has a plurality of first engaging portions 103. These first engaging portions 103 are arranged at intervals in the longitudinal direction of the battery pack 100.

The ceiling surface 13c of the battery accommodating portion 13 has a guide concave portion 10 into which the guide convex portions 102a and 102b enter.
It has 5a and 105b. Guide recess 105a, 1
05b extends along the longitudinal direction of the battery housing portion 13. The guide recesses 105 a and 105 b have a plurality of second engaging portions 106, and the second engaging portions 10
6 are arranged at intervals in the longitudinal direction of the guide recesses 105a and 105b.

The second engaging portion 106 is the battery pack 1
00 is fitted into the battery accommodating portion 13, and then the terminal 1
When 04 is slid in the direction of coming into contact with the contact terminal 35, it engages with the first engaging portion 103. Due to this engagement, the battery pack 100 is held in the battery housing portion 13.

On the upright surface 13a of the battery accommodating portion 13,
A lock piece 107 capable of projecting and retracting is arranged in the battery accommodating portion 13. The lock piece 107 is provided in the battery housing portion 13
Is located at the open end of the bottom case 4 to the right side surface 4e. The lock piece 107 always protrudes toward the battery housing portion 13 by a spring (not shown). The lock piece 107 is adapted to engage with the recess 108 formed in the case 101 when the battery pack 100 is completely attached to the battery housing portion 13. Due to this engagement, the battery pack 100 causes the battery housing portion 1
3 is retained and retained.

As shown in FIG. 16, on the bottom surface 4a of the bottom case 4, the release lever 10 interlocking with the lock piece 107 is provided.
9 are arranged. The release lever 109 is the lock piece 1
The bottom case 4 is slidably supported between a lock position where 07 projects toward the battery housing 13 and a lock release position where the lock piece 107 separates from the battery housing 13. Therefore, the release lever 109
Slide the lock piece to the unlocked position
Is retracted from the battery housing 13 and the engagement with the recess 108 is released. As a result, the battery pack 100 can be removed from the battery accommodating portion 13.

A lock lever 110 for holding the release lever 109 in the locked position is arranged on the bottom surface 4a of the bottom case 4.

As shown in FIGS. 7 and 21, a stopper 115 for preventing the battery pack 100 from popping out when the battery pack 100 is unlocked is arranged on the ceiling surface 13c of the battery accommodating portion 13. The stopper 115 includes a stopper body 116 made of synthetic resin and a spring 117 that presses the stopper body 116.

The stopper body 116 has an engaging claw 118 at one end thereof, and an end opposite to the engaging claw 118 is pivotally supported on the ceiling surface 13c via a pivot 119 so as to be vertically rotatable. Has been done. The engaging claw 118 is the ceiling surface 1.
It projects through the through hole 120 opened in 3c so as to be able to project into and retract from the battery housing portion 13. Therefore, the stopper body 11
6 is vertically rotatable between a first position projecting into the battery housing 13 and a second position retracting from the battery housing 13.

As shown in FIG. 22, the spring 117
Is interposed between the stopper body 116 and the upper surface 5a of the top cover 5 to urge the stopper body 116 to rotate toward the first position. Due to this urging, the engaging claw 118 of the stopper body 116 always projects into the battery housing portion 13 from the through hole 120.

Therefore, as shown in FIG.
In a state where the battery pack 100 is completely attached to the battery accommodating portion 13 and the terminals 104 of the battery pack 100 are in contact with the contact terminals 35, the engaging claws 118 of the stopper body 116 are arranged so that the upper surface 101b of the battery pack 100 is engaged.
Of the contact terminal 35 from the side opposite to the contact convex portion 102a.

The battery pack 100 is the battery accommodating portion 1
When the release lever 109 is operated to release the lock of the battery pack 100 in the state where the contact terminal 35 is attached to the battery 3, the contact terminal 35 is always urged in the direction to project into the battery housing portion 13. ), The battery pack 100 is pushed out in the direction away from the contact terminal 35. Then, the first engaging portion 103 of the battery pack 100 becomes the second engaging portion 106 of the battery housing portion 13.
It is possible to get out of.

However, in the above structure, the engaging claw 118 of the stopper body 116 always projects from the ceiling surface 13c of the battery accommodating portion 13 and faces the guide convex portion 102a of the battery pack 100. Therefore, FIG.
When the battery pack 100 is pushed out by the contact terminal 35, as shown in (b) of FIG.
Before the engagement between the third engagement portion 106 and the third engagement portion 106 is released, the guide protrusion 102a is caught by the engagement claw 118. This prevents the battery pack 100 from being pushed out, and the first
The engagement between the engaging portion 103 and the second engaging portion 106 is maintained. Therefore, it is possible to prevent the battery pack 100 from popping out and the battery pack 100 from being accidentally dropped.

The battery pack 100 is attached to the battery accommodating portion 1
To remove the battery pack 100 from the battery pack 3, the battery pack 100 is gripped with fingers and forcibly slid in the direction in which the battery pack 100 is separated from the contact terminal 35. Then, as shown in FIG.
Rides on the guide protrusion 102a, and the stopper body 116
Rotates upwards against the spring 117, so that the engagement between the engaging claw 118 and the guide protrusion 102a is released. For this reason, the first engaging portion 103 is replaced by the second engaging portion 1
The battery pack 100 can be pulled out in the direction of separating from the battery pack 06, and the battery pack 100 can be taken out of the battery accommodating portion 13.

Since the stopper 115 for preventing the battery pack 100 from popping out is divided into a stopper body 116 pivotally supported on the ceiling surface 13c and a spring 117 for pressing the stopper body 116, springs having different set loads are used. If several kinds of 117 are prepared and an appropriate spring 117 is selected from them, the catching strength of the stopper body 116 with respect to the battery pack 100 can be changed.

Therefore, as compared with the case where the stopper 115 is integrally formed with the battery accommodating portion 13, the battery pack 1
A hooking strength corresponding to the weight of 00 can be easily obtained. That is, the stopper 115 is attached to the battery housing portion 1.
3 is integrally molded, it is necessary to change the mold structure of the molding die of the top cover 5 every time the hooking strength with respect to the battery pack 100 is changed. However, according to the above configuration, it is possible to deal with it by simply replacing the spring 117. it can.

In addition, when the spring 117 is sagging or the like and the strength is lowered, the spring 1
Since only 17 needs to be replaced, the function of preventing the battery pack 100 from popping out can be favorably maintained for a long period of time.

As shown in FIG. 24, the battery accommodating portion 13
From the battery housing 13 to the battery pack 100.
The support leg 125 is provided to support the ceiling surface 13c when the is taken out. The support leg 125 has a plate-shaped leg body 126, and an unillustrated shaft portion at one end of the leg body 126 is rotatably connected to the ceiling surface 13c.

Therefore, the leg body 126 is fixed to the ceiling surface 13c.
It is rotatable between a storage position that is parallel to and a use position that projects downward from the ceiling surface 13c. When the leg body 126 is rotated to the use position, the ground contact surface 126a at the lower end of the leg body 126 is flush with the bottom surface 4a of the bottom case 4 at a position biased toward the right side surface 4e of the bottom case 4. It is located above.

On the ceiling surface 13c of the battery accommodating portion 13,
A storage recess 127 is formed into which the leg body 126 enters when the leg body 126 is rotated to the closed position. As shown in FIG. 25, when the leg body 126 is in the storage recess 127, the lower surface of the leg body 126 is the ceiling surface 13c.
It is designed to be flush with each other. Storage recess 127
Has a shape slightly larger than the leg body 126, and a gap 128 is formed between the storage recess 127 and the ground contact surface 126a at the lower end of the leg body 126. This gap 12
Reference numeral 8 is for inserting a fingertip when the leg body 126 that has entered the storage recess 127 is raised. By hooking the fingertip on the grounding surface 126a of the leg body 126, the leg body 126 is directed to the use position. Can be pulled out.

On the bottom surface of the storage recess 127 defining the gap 128, a locking piece 129 is provided so as to project. Locking piece 129
When the leg body 126 is rotated to the retracted position, the leg body 126 is detachably caught by the leg body 126,
Is held in the storage position.

As shown in FIG. 1 and FIG. 10, a reinforcing metal member 133 made of sheet metal is attached to the bottom case 4 at the end of the battery accommodating portion 13 which is open to the side.
The reinforcing metal member 133 is for reinforcing the laterally open end of the battery housing portion 13 when the battery pack 100 is removed from the battery housing portion 13, and includes the first reinforcing portion 133a and the second reinforcing portion 133a. It has integrally with the reinforcing part 133b. The first reinforcing portion 133a is superposed on the upper surface of the ceiling surface 13c and extends in the width direction of the battery housing portion 13. The second reinforcing portion 133b is superposed on the inner surface of the upright surface 13a and extends in the vertical direction.

At the overlapping portion of the first reinforcing portion 133a and the ceiling surface 13c, the screw 134 from the battery accommodating portion 13 side is provided.
Has been inserted. The insertion end of the screw 134 is screwed into the boss portion 135 on the inner surface of the palm rest 6, so that the battery accommodating portion 13 and the palm rest 6 are connected. The support piece 1 is provided at the lower end of the second reinforcing portion 133b.
37 is integrally formed. The support piece 137 is shown in FIG.
As shown in FIG. 5, the boss portion 18 and the first circuit board 24 are interposed and fastened together by screws 21.

For this reason, in the reinforcing metal member 133, the first reinforcing portion 133a is sandwiched between the ceiling surface 13c and the palm rest 6, so that the battery holding portion 13 is reinforced at the same time as the palm rest 6 is reinforced. ing.

On the other hand, as shown in FIG. 1, the top cover 5
A display unit 141 is supported by the display supporting portions 5b and 5c. The display unit 141 includes a housing 142 having a thin box shape, and a liquid crystal display 143 housed in the housing 142.
A display window 144 exposing the liquid crystal display 143 is opened on the front surface of the housing 142.

The housing 142 has a connecting portion 145 interposed between the display supporting portions 5b and 5c. The left and right ends of the connecting portion 145 are connected to the display supporting portions 5b and 5c via hinge devices (not shown).

Therefore, the display unit 141
Is a first position that covers the palm rest 6 and the keyboard mounting opening 7 of the housing 3 from above, a second position that stands upright behind the keyboard mounting opening 7, and a third position that falls substantially horizontally behind the housing 3. It is possible to rotate within a range of about 180 ° with respect to the position. As shown in FIG. 16, when the display unit 141 is rotated to the first position, the housing 142 of the display unit 141 is substantially flush with the front surface or the left and right side surfaces of the housing 3, and the computer 1 It has a box shape that is convenient for carrying.

As shown in FIG. 26, the cable 14 connected to the liquid crystal display 143 is provided inside the top cover 5.
7 has been routed around. The cable 147 extends in the left-right direction inside the top cover 5 along the rear edge of the opening of the keyboard mounting opening 7, and a cylindrical core 148 for protecting the cable 147 is mounted on the outer periphery of the cable 147. ing. The tip of the cable 147 is connected to the display connector 149 (shown in FIG. 2) on the upper surface of the first circuit board 24.

As shown in FIGS. 26 and 27, the inner surface of the rear end of the top cover 5 has a rear shield plate 155 made of sheet metal.
Is attached. The rear shield plate 155 extends in the left-right direction along the rear edge of the opening of the keyboard mounting opening 7, and the left and right ends thereof are respectively screwed to metal brackets 156 that support the hinge device. The rear shield plate 155 includes a connection port 61, a parallel port 62, and an expansion connector 63 at the rear end of the first circuit board 24.
, And the rear end of the rear shield plate 155 is in contact with the upper end of the connector panel 64.

Therefore, the rear shield plate 155 cooperates with the connector panel 64 to connect the first circuit board 24, the connection port 61, the parallel port 62, and the expansion connector 63.
The connection portion with and is integrally surrounded to prevent leakage of high frequency noise from the rear portion of the housing 3.

As shown in FIG. 27, the rear shield plate 15
Reference numeral 5 integrally includes a cable guide 157 extending so as to wrap around the core 148 of the cable 147, and a conduction piece 158 facing the rear edge of the opening of the keyboard mounting opening 7. The cable guide 157 inserts the core 148 between the upper surface 5 a of the top cover 5 and the cable guide 157 so that the cable 14
7 insertion positions are determined.

If the cable guide 157 holding the core 148 is integrally formed with the rear shield plate 155 located near the cable 147 as described above, the core 148
Since a dedicated holding member for holding and the mounting structure thereof are unnecessary, the number of parts can be reduced and the internal structure of the housing 3 can be simplified accordingly.

As shown in FIG. 26, on the inner surface of the top cover 5, a pair of left and right metal keyboard support plates 161,
162 is screwed. Keyboard support plate 16
1, 162 are arranged along the left and right opening side edges of the keyboard mounting opening 7. Right keyboard support plate 1
61 is integrated with the bracket 156 of the hinge device, and the left keyboard support plate 162 is
The rear end is screwed to the bracket 156. Therefore, the left and right keyboard support plates 161 and 162 are electrically connected to the rear shield plate 155 via the bracket 156. Also, the left keyboard support plate 16
A conductive plate 1 having a plurality of conductive pieces 163a on the upper surface of the conductive plate 1
64 (shown in FIG. 2) are arranged.

As shown in FIGS. 2 to 4, the keyboard device 165 is inserted into the keyboard mounting opening 7 from above the housing 3.
Is detachably attached. Keyboard device 16
5 includes a keyboard body 166 made of synthetic resin. The keyboard body 166 is in the form of a flat rectangular plate that can be fitted into the keyboard mounting opening 7. A large number of keys 167 and a joystick 168, which is a kind of pointing device, are arranged on the upper surface of the keyboard body 166. There is. The lower surface of the keyboard body 166 is
It is covered with a metal shield plate 170. The shield plate 170 is for preventing leakage of switching noise due to key operation, and is used for the keyboard body 166.
It also has the function of reinforcing.

On the rear edge of the keyboard body 166, a plurality of engaging pieces 171 are provided so as to project. The engagement pieces 171 are arranged at intervals in the left-right direction of the keyboard body 166, and the keyboard device 165 is attached to the keyboard mounting opening 7.
When it is attached to, the notch 8a is detachably engaged.

On the front edge of the keyboard body 166, a plurality of mounting pieces 172 are provided so as to project. Mounting piece 17
2 are arranged at intervals in the left-right direction of the keyboard body 166, and when the keyboard device 165 is mounted in the keyboard mounting opening 7, it is fitted into the mounting recess 10 of the keyboard supporting portion 9. ing.

As shown in FIG. 11, a plurality of tongue pieces 173 are integrally formed at the front edge of the shield plate 170 so as to extend below the attachment pieces 172. The tongue piece 173 is superposed on the lower surface of the mounting piece 172 and is in contact with the bottom surface of the mounting recess 10 and the nut 11.

The keyboard device 165 as described above is attached to the keyboard attachment opening 7 by the following procedure.

That is, as shown in FIG. 4, the keyboard device 165 is inserted into the keyboard mounting hole 7 from above in an oblique posture with the rear edge of the keyboard body 166 as the leading end. By this insertion, first the engaging piece 1
71 is engaged with the notch 8a, and the front edge of the keyboard body 166 is hooked on the upper surface of the support piece 8b.

In this state, the keyboard device 165 is rotated downward with the hooked portion between the rear edge of the keyboard body 166 and the support piece 8b as a fulcrum, and the keyboard body 16 is rotated.
6 is fitted into the keyboard mounting opening 7. By this fitting, in the front part of the keyboard device 165, the mounting piece 172 is fitted into the mounting recess 10, the tongue piece 173 comes into contact with the nut 11, and the front edge part of the lower surface of the shield plate 170 is supported by the supporting piece 12. Supported by.

Further, at the left and right sides of the keyboard device 165, the lower surface of the shield plate 170 is the keyboard support plate 16.
1, 162 and the conducting plate 164 are in contact with the upper surfaces thereof, and are supported by the keyboard supporting plates 161 and 162.
Similarly, at the rear end of the keyboard device 165, the lower surface of the shield plate 170 contacts the conductive piece 158 and the support piece 8b,
It is supported by this support piece 8b.

For this reason, the keyboard device 165 is supported inside the keyboard mounting opening 7 by the front, rear, left and right side edges of the keyboard body 166, and the inclination of the keyboard device 165 in the keyboard mounting opening 7 and the like. Rattling is prevented.

When the assembling of the keyboard device 165 into the keyboard mounting hole 7 is completed in this way, the screw 174 is inserted into the attachment piece 172, and the insertion end of the screw 174 is screwed into the nuts 11 and 20. By this screw-in, the shield plate 170 causes the nuts 11 and 20, the keyboard support plates 161, 162, the conduction plate 164, and the conduction piece 15 to be inserted.
8 is maintained in a state of being in contact with 8, and the attachment of the keyboard device 165 to the top cover 5 is completed.

When the keyboard device 165 is completely attached, the shield plate 170 covers the first circuit board 24 on the bottom case 4 and the hard disk drive device 44 from above.

As shown in FIG. 28, the keyboard mounting opening 7
A cover 181 that covers the upper surface 9a of the keyboard support portion 9 from above is detachably locked to the front edge of the opening. The cover 181 extends in the left-right direction along the keyboard mounting opening 7, and the palm rest 6 of the top cover 5 is provided.
And the key 167 in the front row of the keyboard device 165. The upper surface of the cover 181 is continuous with the upper surface of the palm rest 6 and is a part of the palm rest 6.

As shown in FIGS. 29 and 30, at the center of the palm rest 6, operation buttons 18 for canceling and executing the commands displayed on the liquid crystal display 143.
5,186 are arranged side by side. The operation buttons 185 and 186 are pressing parts 185 a and 1 which are pressed with fingertips.
It has 86a. The pressing portions 185a and 186a are connected to each other by a connecting portion 187, and the pressing portions 185a and 186a and the connecting portion 187 are integrally formed of a synthetic resin material. The connecting portion 187 is elastically deformable in the vertical direction, and its front end is fixed to the lower surface of the palm rest 6 by means such as caulking. The pressing portions 185a and 186a are exposed on the upper surface of the palm rest 6 through the through holes 188 and 189 formed in the palm rest 6.

Therefore, the pressing portions 185a, 186 are pressed by the fingertips.
When a is pressed, the connecting portion 187 elastically deforms downward,
The pressing portions 185a and 186a are pressed in.

As shown in FIG. 30, one operation button 185 located on the operator's hand side has a pressing portion 185.
The thickness of a is smaller than the thickness of the pressing portion 186a of the other operation button 186. Therefore, the pressing portion 185a of the one operation button 185 is
6 is arranged at a position lower than the pressing portion 186a.

The upper surface of the palm rest 6 is recessed around the one operation button 185, and this recessed portion is
It constitutes a first finger rest 191 for placing a fingertip.
Then, the pressing portion 18 is provided on the bottom surface of the first finger rest 191.
5a is located, and the peripheral portion of the bottom surface is connected to the upper surface of the palm rest 6 with a smooth curvature.

The upper surface of the palm rest 6 has the other operation button 186 and the key 1 in the front row of the keyboard device 165.
It projects upward with respect to 67, and this projected part constitutes the 2nd finger rest 192 for putting a fingertip. The second finger rest 192 draws a smooth curvature and is continuous with the upper surface of the palm rest 6, so that the fingertips can be easily moved in the front-rear direction and the left-right direction.

As shown in FIGS. 7 and 9, the operation button 18
5, 186 are located directly above the ceiling surface 13c of the battery supporting portion 13. On the upper surface of the ceiling surface 13c, a pair of switches 195 and 196 that are turned on and off by the pressing portions 185a and 186 of the operation buttons 185 and 186 are arranged. The switches 195 and 196 are supported by a flexible wiring board 197.

The wiring board 197 is placed on the upper surface of the ceiling surface 13c. The wiring board 197 integrally includes a connecting piece portion 198 extending toward the third circuit board 26. On the wiring board 197, a wiring pattern (not shown) connected to the switches 195 and 196 including the connection piece portion 198.
Is printed. Connection piece portion 198 of wiring board 197
Is guided downward along the upright surface 13a of the battery accommodating portion 13, and the tip of the connecting piece portion 198 is detachably connected to the connecting connector 199 on the third circuit board 26 from above. For this reason, the connecting piece portion 198 does not largely project above the first circuit board 24.

As shown in FIG. 7, a first battery accommodating portion 200 is formed on the upper surface of the ceiling surface 13c adjacent to the mounting portion of the wiring board 197. An RTC (Real Time Clock) battery 201 is attached to the battery housing unit 200. Cable 2 connected to RTC battery 201
02 is wired along the upper surface of the ceiling surface 13c,
The connector 203 at the tip of the cable 202 is detachably connected to the first circuit board 24.

In the bottom case 4, the battery accommodating portion 1
The sub-battery 206 for setting the resume function is removably accommodated between the upright surface 13 a of the third circuit board 3 and one side edge of the first circuit board 24. The connector 2 is connected to the sub battery 206 via a cable 207.
08 is connected, and the connector 208 is detachably connected to the extension plate portion 28 of the second circuit board 25. Then, the first circuit board 24 and the RTC battery 20
1 and the connecting portion between the second circuit board 25 and the sub-battery 206 are the rising surface 13 of the battery housing portion 13.
Since the keyboard device 165 is close to b, the downward protrusion of the keyboard device 165 is suppressed as much as possible.

Therefore, in addition to the fact that the connecting portions of the first to third circuit boards 24 to 26 are located below the keyboard supporting portion 9, a connector is provided between the keyboard device 165 and the first circuit board 24. It is not necessary to largely project the wiring and wiring, and most of the first circuit board 24 is covered with the circuit component 3
It can be used as a zero mounting space.

In addition, the connecting piece portion 19 of the wiring board 197.
8, the cable 202 of the RTC battery 201 and the cable 207 of the sub-battery 206 are all connected to the first to third circuit boards 24 to 26 at positions adjacent to the upright surface 13b. Since it can be collectively performed from above, it is not necessary to change the direction of the bottom case 4 when performing this connecting work, and the connecting work can be easily performed in the bottom case 4 of a limited size. .

As shown in FIGS. 1, 31 and 32,
On the rear half of the top surface 5a of the top cover 5, the icon 21
5 are arranged. The icon 215 is exposed between the display unit 141 and the keyboard device 165 when the display unit 141 is rotated to the second position, and in the case of the present embodiment, it is easy for the operator to see. It is located at the center of the upper surface 5a of the top cover 5 along the left-right direction.

The icon 215 has a rectangular icon substrate 216 having translucency. Icon board 2
16 is fixed to the upper surface 5a of the top cover 5 by means such as adhesion, and a plurality of display units 217 for displaying the operating state and the contents of functions of the computer 1 as symbols on the icon substrate 216 in the left and right direction. It is drawn at intervals.

The opening 2 is formed on the upper surface 5a of the top cover 5.
18 is opened. The opening 218 extends in the left-right direction so as to face the plurality of display portions 217 of the icon substrate 216, and a light-shielding wall 220 extending downward is formed at a front edge of the opening 218. On the inner surface of the top cover 5, a plurality of partition walls 221 interposed between the display parts 217 are integrally formed. The front ends of the partition walls 221 are connected to the light shielding wall 220. Therefore, the adjacent display units 217 are partitioned from each other by the light blocking wall 220 and the partition wall 221.

An opening 218 is provided inside the top cover 5.
A diode substrate 224 facing the above is housed.
As shown in FIG. 32, the diode substrate 224 is located between the upper surface 5 a of the top cover 5 and the rear shield plate 155. Then, the diode substrate 22 of the present embodiment
4 is screwed to the top cover 5 together with the rear shield plate 155, and the upper surface of the diode substrate 224 is in contact with the light shielding wall 220 and the partition wall 221.

As shown in FIG. 33, the diode substrate 22
4 includes a flexible wiring board 225 and a reinforcing plate 226 attached to the lower surface of the wiring board 225. The wiring board 225 has an extension piece 225 a that extends laterally of the reinforcing plate 226. This connecting piece 225a
Are guided into the bottom case 4 and connected to the first circuit board 24.

On the upper surface of the wiring board 225, a plurality of light emitting diodes 227 are arranged at intervals in the left-right direction. The light emitting diode 227 serves as a light source of the icon 215, and is located below each display unit 217. Therefore, when the light emitting diode 227 emits light, the display unit 217 corresponding to the light is turned on and the operating state of the computer 1 is displayed.

As shown in FIG. 33, the wiring board 225 is
A reinforcing portion 229 is provided around the light emitting diode 227. The reinforcing portion 229 is made of an aluminum vapor-deposited film having light reflectivity, and a part of the reinforcing portion 229 is provided through the opening 218 to the display portion 217.
Is facing.

Therefore, of the light emitted from the light emitting diode 227, the light leaked to the inside of the top cover 5 is
The light reflected on the reinforcing portion 229 becomes light toward the display portion 217, and accordingly, the amount of light toward the display portion 217 increases.
Therefore, the brightness of the display unit 217 is improved and the display unit 21
The visibility of 7 is improved.

Further, according to the configuration of the icon 215, the plurality of display portions 217 are provided on one icon substrate 216.
Since it is drawn above, the plurality of display portions 217 can be arranged on the upper surface 5a by simply sticking the icon substrate 216 to the upper surface 5a of the top cover 5. Therefore, as compared with the case where the plurality of display portions 217 are individually provided on the upper surface 5a of the top cover 5, the icon 215 can be easily assembled.

Moreover, since the top cover 5 is provided with the partition wall 221 interposed between the plurality of display portions 217, the display portions 217 are divided from each other and are adjacent to each display portion 217. Light from the light emitting diode 227 corresponding to the matching display portion 217 is not mixed.
Therefore, the display unit 217 that is lit and the display unit 21 that is not lit
7 is clearly identified, and the visibility of the icon 215 is improved.

As shown in FIG. 33, the diode substrate 22
One end of 4 is extended laterally, and this extension 231
A normally-closed power switch 232 for turning off the power of the computer 1 is mounted on. This power switch 232
Are connected to the first circuit board 24 via a wiring pattern (not shown) printed on the diode board 224. The power switch 232 is used for the display unit 141.
Is turned off by the display unit 141 when is rotated to the first position, and is provided with a manipulator 233 capable of projecting and retracting.

As shown in FIG. 34, the operator 23 of the power switch 232 is provided at the rear end of the upper surface 5a of the top cover 5.
A through-hole 234 facing each other is opened. A metal pressing piece 235 capable of elastic deformation is arranged between the through hole 234 and the operator 233. Pressing piece 23
5, one end of the pressing piece 235 is screwed to the inner surface of the top cover 5, and the other end of the pressing piece 235, which is a free end, faces the operating element 233.

Connecting portion 14 of display unit 141
5 has a cam-shaped convex portion 237 located at a portion facing the through hole 234. This convex portion 237 is
As shown in FIG. 35, when the display unit 141 is rotated to the first position, it faces the through hole 234 and presses the pressing piece 235 downward. By this pressing, the pressing piece 235 is elastically deformed and the operator 23
3, the power switch 232 is turned off.

With this structure, when the display unit 141 is rotated to the first position, the power switch 23
Since 2 is turned off, forgetting to turn off the power of the computer 1 can be surely prevented.

Moreover, since the power switch 232 is mounted on the extension 231 of the diode board 224, the power switch 232 and the first circuit board 24 are connected to each other by using the wiring pattern printed on the diode board 224. Can be connected. Therefore, the power switch 232
It is possible to omit special cables and connectors that are connected to, and it is possible to simplify the wiring inside the housing 3.

As shown in FIG. 16, a pair of leg mounting portions 241 and 242 are formed at the left and right corners defined by the rear surface 4c of the bottom case 4 and the left and right side surfaces 4d and 4e. The leg mounting portions 241 and 242 are formed by recesses that are continuously opened rearward, laterally, and downwardly of the bottom case 4.
A pair of legs 243, 244 for tilting up the base unit 2 in the direction in which the operator's hand side is lowered is attached to the. One end of each of the legs 243 and 244 is the pivot 2
It is rotatably supported by the leg mounting portions 241 and 242 via 45.

For this reason, the legs 243 and 244 are rotated toward the lower side of the leg mounting portions 241 and 242, and the use positions are projected below the bottom surface 4a of the bottom case 4, and
The leg mounting portions 241 and 242 can be pivoted to and from a storage position in which the leg mounting portions 241 and 242 are pivoted. Leg 24
When the 3, 244 is rotated to the retracted position, the legs 243, 244 are substantially flush with the rear surface 4c and the side surfaces 4d, 4e of the bottom case 4.

To assemble the computer 1 having such a configuration, first, the first to third circuit boards 24 to 26 and the hard disk drive device 44 are screwed to the bottom case 4. Next, the ceiling surface 13 of the battery support portion 13
Wiring board 1 having switches 195 and 196 on the upper surface of c
97 are piled up, and the connecting piece portion 198 is connected to the connecting connector 199 of the third circuit board 26. And the first
The RTC battery 201 is attached to the battery accommodating portion 200, and the connector 203 connected to the RTC battery 201 is connected to the first circuit board 24. Similarly, the sub-battery 206 is housed in the bottom case 4, and the connector 208 of the cable 207 connected to the sub-battery 200 is connected to the extension plate portion 28 of the second circuit board 25.

Subsequently, the bottom case 4 is covered with the top cover 5, and the top cover 5 is screwed to the bottom case 4. At this time, the display unit 141 is previously attached to the top cover 5 via the hinge device, and the display unit 141 is rotated to the third position. For this reason, the display unit 141 largely falls toward the rear of the housing 3, and the keyboard mounting opening 7 on the upper surface 5 a of the top cover 5 is exposed. Therefore, the first unit inside the bottom case 4 is exposed through the keyboard mounting opening 7. Most of the circuit board 24 is exposed. Therefore, a fingertip is inserted into the keyboard mounting opening 7 to connect the cable 147 connected to the display unit 141 and the connecting piece 225a of the diode board 224 to the first circuit board 24.

Next, the keyboard device 165 is fitted into the keyboard mounting opening 7 from above and screwed to the keyboard supporting portion 9. Then, finally, the cover 181 is attached to the keyboard support portion 9, and the screwed portions of the top cover 5 and the keyboard device 165 are covered with the cover 181 to complete the assembly of the computer 1.

By the way, when the computer 1 is used alone, when the computer 1 is connected to an external peripheral device, an external unit 300 for function expansion as shown in FIGS. 36 to 49 is used.

The external unit 300 is used by being connected to the rear part of the computer 1, and has a base 301 as shown in FIGS. 36 and 38. Base 301
Is divided into a lower case 302 and an upper case 303 which covers the lower case 302. The lower case 302 and the upper case 303 are made of ABS.
It is made of a synthetic resin material such as resin.

As shown in FIG. 39, the lower case 302
Is a rectangular flat bottom surface 302a and the bottom surface 3a.
02a and rear side 302b and left and right side surfaces 302
c, 302d. A plurality of bosses 304 (shown in FIG. 46) are erected on the bottom surface 302a.
The circuit board 305 has screws 314 on the bosses 304.
Is fixed through. The circuit board 305 is located in the rear half of the lower case 302, and its rear edge and left and right side edges are the rear surface 302 b and the side surface 302 of the lower case 302.
It is adjacent to c and 302d.

At the rear end of the circuit board 305, a parallel port 306 for connecting a printer, for example, and an RS2
A connection port 307 for connecting an external device having an interface connector of 32C standard, an RGB connector 308 for connecting an external CRT display, and an extension connector 3 for connecting a mouse or an external keyboard.
09 and 310 and a power supply connector 311 into which the plug of the AC adapter is inserted are arranged in a line in the left-right direction.

An FDD connector 312 for connecting an external floppy disk drive is arranged at the right end of the circuit board 305. A relay connector 313 is attached to the front end of the circuit board 305. The relay connector 313 is electrically connected to the connection port 307 and various connectors 309 to 312 via a wiring pattern (not shown) printed on the circuit board 305.

A first connector panel 315 made of metal is attached to the rear end of the circuit board 305. First
The connector panel 315 is screwed together with the circuit board 305 to the boss portion 304 on the bottom surface 302a. The first connector panel 315 is arranged in an upright posture with respect to the circuit board 305, and covers the connection portion of the circuit board 305, the connection port 307, and the connectors 308 to 311 from the rear side. This first connector panel 3
A pair of support pieces 3 extending upward is provided at both left and right ends of the support member 15.
15a and 315b are integrally formed. Then, as shown in FIG. 36, a plurality of outlet ports 316 are opened in the rear surface 302b of the lower case 302, and the connection port 307 and the connector 30 are passed through these outlet ports 316.
8 to 311 are exposed behind the base 301.

A second metal connector panel 318 is attached to the right end of the circuit board 305. Second
The connector panel 318 is screwed to the boss portion 304 on the bottom surface 302a together with the circuit board 305. The second connector panel 318 is arranged in an upright posture with respect to the circuit board 315.
The connection portion with the DD connector 312 is covered from the side. A single outlet 317 is opened on the right side surface 302d of the lower case 302, and the FDD connector 312 is exposed to the side of the base 301 through the outlet 317.

The bottom surface 302a of the lower case 302 is covered with a metal first shield plate 319. The first shield plate 319 attaches the circuit board 30 to the boss 304.
It is screwed together with 5. At this time, the circuit board 305
Has a conductive portion 320 (shown in FIG. 39) at the contact portion with the boss portion 304. The conductive portion 320 is the circuit board 305.
Is connected to a ground wiring pattern (not shown) printed on the circuit board 305, and the circuit board 305 and the first shield plate 3 are in a state where the circuit board 305 is screwed to the boss portion 304.
19, first and second connector panels 315, 316
And are electrically connected.

As shown in FIGS. 39 and 40, the circuit board 3
A second shield plate 321 made of metal is attached to the upper surface of 05. The second shield plate 321 integrally covers the connection port 307 and various connectors 308 to 311 located at the rear end of the circuit board 305 and the FDD connector 312 at the right end of the circuit board 305 from above. There is. The second shield plate 321 is fixed to the upper end of the first connector panel 315 with screws 322. The peripheral portion of the second shield plate 321 is in contact with the first connector panel 315, the second connector panel 318, and the first shield plate 319, and the first shield plate 319, the first and second shield plates 319, 321 are connected to each other. Connector panel 3
It is electrically connected to 15, 318.

Therefore, the first and second shield plates 3
19, 321 and the first and second connector panels 31
5, 318 cooperate with each other to surround the connection port 307 and various connectors 308 to 312.
These connection ports 307 and various connectors 308 to 31
High frequency noise is prevented from leaking from around two.

As shown in FIG. 38, the upper case 303
Is a mounting surface 325 on which the computer 1 is mounted,
It has a pair of left and right stopper portions 326 and 327 connected to the rear end of the mounting surface 325.

The mounting surface 325 is continuously opened in front of and on the left and right sides of the base 301.
It has a size that substantially corresponds to the latter half of the bottom surface 4a. Therefore, as shown in FIG. 37, when the computer 1 is placed on the placement surface 325, the front half of the computer 1 projects from the front end of the base 301 toward the operator's hand side.

In the case of this embodiment, the mounting surface 325
Is inclined downward as it goes forward from the rear end connected to the stopper portions 326 and 327. The width dimension of the mounting surface 325 in the left-right direction is the left and right legs 2 of the computer 1.
It is set to be slightly smaller than the arrangement interval of 43 and 244. Moreover, from the mounting surface 325 to the lower case 302
The height dimension to the bottom surface 302a is set to be larger than the protrusion dimension from the bottom surface 4a of the bottom case 4 when the legs 243 and 244 are rotated to the use position.

Therefore, as shown in FIG. 37, even if the computer 1 is mounted on the mounting surface 325 in a state where the legs 243 and 244 of the computer 1 are projected to the use position, the leg 2
43 and 244 are located on the left and right sides of the base 301, and the legs 243 and 244 do not interfere with the mounting surface 325 or hit the top plate of the desk on which the external unit 300 is placed.

Since the stoppers 326 and 327 have the same structure, one stopper 326 will be described as a representative. As shown in FIGS. 36 and 38, the stopper portion 326 includes a substantially vertical stopper surface 331 that is continuous with the rear end of the mounting surface 325, a flat upper surface 332 that is continuous with the upper end of the stopper surface 331, and the upper surface 332. Stopper surface 33
1 and the outer peripheral surface 333. Outer peripheral surface 333
Is a rear surface 302b or a side surface 302c of the lower case 302,
It is connected to 302d.

The rear ends of the stopper portions 326 and 327 are integrally connected by a connecting wall 335. As shown in FIG. 36, the connecting wall 335 is formed on the rear surface 3 of the lower case 302.
It is connected to 02b. And the upper case 303
Is the rear edge of the mounting surface 325 and the left and right stoppers 326.
Aperture 3 defined by 327 and connecting wall 335
36 (shown in FIG. 38), the opening 336
Are located directly above the second shield plate 321.

In such an upper case 303, the outer peripheral surface 333 is screwed from the rear to the support pieces 315a and 315b, and both front end sides of the mounting surface 325 are attached to the bottom surface 3.
It is connected to the lower case 302 by being screwed to 02a.

As shown in FIGS. 39 and 46, the base 30
A connector unit 340 is housed in the inside of the unit 1. The connector unit 340 includes a metal frame 34.
1 is provided. The frame 341 is superposed on the upper surface of the second shield plate 321, and its rear end is fastened together with the upper end of the first connector panel 315 via the screw 322. A pair of left and right support pieces 342a and 342b extending forward are integrally formed at the front end of the frame 341. The support pieces 342 a and 342 b are fixed to the upper surface of the front end portion of the circuit board 305 via screws 314 and are in contact with the conductive portion 320 of the circuit board 305.

Therefore, the frame 341 is electrically connected to the circuit board 305 and the second shield plate 321 together with the rear portion of the frame 341 being overlapped with the second shield plate 321.

As shown in FIG. 43, a pair of left and right guide portions 344 and 345 are integrally provided on both sides of the front end of the frame 341 so as to project. The guide portions 344 and 345 are located below the mounting surface 325, and these guide portions 34
4, 345 are a pair of left and right guide rails 346a,
It is provided with 346b, 347a and 347b. The guide rails 346a, 346b, 347a, 347b extend in the front-rear direction below the mounting surface 325, and the lower edges of these guide rails 346a, 346b, 347a, 347b are supported by the bottom surface 302a of the lower case 302. There is.

Guide rails 346a, 346b, 347
a and 347b are guide holes 350a extending in the front-rear direction,
It is provided with 350b, 351a, and 351b. As shown in FIG. 40, the guide holes 350a, 350b, 351a,
351b is inclined forward and downward so as to be parallel to the mounting surface 325. Curved portions 352 and 353 that are curved downward in an arc shape are formed at the front end portions of the guide holes 350a and 351a of the respective guide portions 344 and 345.

Guide walls 355a and 355b extending in the front-rear direction are formed on both sides of the rear end of the frame 341. Slide holes 356a and 356b extending in the front-rear direction are formed in the guide walls 355a and 355b, and these slide holes 356a and 356b are inclined forward and downward along the inclination of the mounting surface 325.

As shown in FIG. 46, a connector cover 361 made of synthetic resin is fixed to the frame 341 via screws 362. As shown in FIG. 38, the connector cover 361 fits in the opening 336 of the upper case 303. And this connector cover 361
Has a substantially vertical connector installation surface 363 connected to the rear end of the mounting surface 325, and an upper surface 364 connected to the upper end of the connector installation surface 363.
A concave portion 364 a that is continuous with 35 is formed.

The connector installation surface 363 has the stopper portion 32.
6 and 327 are flush with the stopper surface 331, and the extension connector 365 is arranged on the connector installation surface 363. The expansion connector 365 is detachably connected to the expansion connector 63 of the computer 1, and has a pair of positioning pins 365a and 365b at both left and right ends thereof.
Is equipped with. The positioning pins 365a and 365b are removably inserted into the positioning holes 63a and 63b of the expansion connector 63, and by this insertion, the expansion connectors 63 and 365 are aligned with each other.

The extension connector 365 has the connector cover 3
It is supported by 61, and most of it is covered by the connector cover 361 except the part exposed to the connector installation surface 363. As shown in FIG. 46, the expansion connector 36
5, a flexible wiring board 367 is connected. The wiring board 367 is turned inside out of the connector cover 361 into a U-shape and then guided below the mounting surface 325. A second relay connector 368 is attached to the tip of the wiring board 367, and the second relay connector 368 is connected to the first relay connector 313 at the front end of the circuit board 305.

Therefore, the expansion connector 365 is connected to the connection port 307 and various connectors 308 to 312 via the wiring board 367 and the circuit board 305, and a signal input to a single expansion port 307 is connected to the connection port. Thirty
7 and various connectors 308 to 312.

On the other hand, as shown in FIGS. 40, 46 and 49, the metal slide plate 3 is provided on the frame 341.
71 is attached so as to be slidable in the front-rear direction.
The slide plate 371 includes a pair of left and right slide guides 372a, 372 interposed between the guide rails 346a, 346b, 347a, 347b of the guide portions 344, 345.
b is integrally provided (illustrated in FIGS. 43 and 44). Guide pins 373a and 373b are attached to front end portions of the slide guides 372a and 372b. Both ends of the guide pins 373a and 373b have guide holes 350a,
350b, 351a and 351b are slidably fitted respectively.

As shown in FIG. 46 and FIG. 49, the guide walls 355a, 3 are provided on the left and right sides of the rear end of the slide plate 371.
Support walls 374a and 374b are formed to face 55b. Guide pins 375a and 375b are projectingly provided on the support walls 374a and 374b, and these guide pins 375a and 375b are slid through holes 356a and 356.
It is slidably fitted in b.

Therefore, the slide plate 371 includes the guide pins 373a and 373b and the guide holes 350a and 350b.
351a, 351b and guide pins 375a, 375
It is supported by the frame 341 so as to be slidable in the front-rear direction with the fitting portion between the b and the slide holes 356a and 356b as a guide.

As shown in FIGS. 39, 42, and 44, a pair of locking pieces 377a, 377b bent downward are formed on both left and right sides of the front end of the frame 341. Further, on the bottom surface 302a of the lower case 302,
Spring receivers 378a and 378b are projectingly provided in front of the locking pieces 377a and 377b. These locking pieces 3
Toggle springs 380 are installed between the 77a and 377b and the spring bearings 378a and 378b, respectively.
The toggle spring 380 is composed of a tension coil spring, and always pulls the slide plate 371 toward the front side of the lower case 302.

Guide rail 3 of guide portions 344 and 345
Claw fittings 385a, 385b are respectively interposed between 46a, 346b, 347a, 347b. Claw metal fitting 3
85a and 385b have guide pins 373a,
The slide plate 37 is rotatably supported by the slide plate 37.
It is designed to slide back and forth together with 1.

As shown in FIG. 49, the claw metal fittings 385a, 3
85b includes a fitting pin 386. Mating pin 38
6 is in front of the guide pins 373a, 373b,
One guide hole 350 having curved portions 352, 353
a and 351a are slidably fitted. And
As shown in FIG. 45, the claw fittings 385a and 385b are urged in a direction to push up the end portion on the side opposite to the pivotal support end by a torsion coil spring 387 attached to the outer circumference of the guide pins 373a and 373b. By this bias, the fitting pin 386 is slidably pressed against the opening edge portions of the guide holes 350a and 351a.

Therefore, when the claw fittings 385a, 385b are slid forward through the slide plate 371,
When the fitting pin 386 reaches the curved portions 352 and 353 of the guide holes 350a and 351a, the claw fittings 385a and 385 are formed.
5b is adapted to rotate downward with the guide pins 373a and 373b as fulcrums.

The claw fittings 385a and 385b are integrally provided with engaging claws 390a and 390b extending upward.
As shown in FIG. 38, the engaging claws 390a, 390b penetrate the pair of slits 391a, 391b opened in the mounting surface 325 so as to be capable of projecting and retracting, as shown in FIG. 38, and these slits 391a, 391b. Is a claw metal fitting 385a, 3
It extends in the front-back direction along the moving direction of 85b.

The engaging claws 390a and 390b are provided with the claw fittings 385a and 385a as the slide plate 371 slides forward.
When the fitting pin 386 of 385b is guided by the curved portions 352 and 353, the fitting pin 386 is retracted from the mounting surface 325, and conversely, the fitting pin 386 is slid to a position outside the curved portions 352 and 353. Sometimes slit 391a,
It penetrates through 391b and projects above the mounting surface 325.

From this, the engaging claws 390a, 390b
Is movable back and forth between a first position retracted from the mounting surface 325 and a second position adjacent to the connector mounting surface 363 while projecting above the mounting surface 325. The moving stroke of the engaging claws 390a and 390b is longer than the fitting length of the expansion connectors 63 and 365.

Slits 391a, 391 on the mounting surface 325
When the computer 1 is placed at a predetermined position on the placing surface 325, the b is opposed to the engaging openings 90a and 90b opened in the bottom surface 4a of the bottom case 4. Therefore, when the engaging claws 390a, 390b are moved to the second position while the computer 1 is placed on the placing surface 325, the engaging claws 390a, 390b move around the opening peripheral portions of the engaging openings 90a, 90b. It is adapted to be hooked on and to come into contact with the terminal piece 91 exposed in the engagement openings 90a and 90b.

As shown in FIGS. 45 and 46, the connector unit 340 includes an operating mechanism 400 for moving the engaging claws 390a, 390b to the first position and the second position.
Is equipped with. The operation mechanism 400 includes an operation lever 401 operated by a fingertip, the operation lever 401 and the slide plate 3.
A pair of left and right toggle links 402a and 402b that rotatably connect the rear end portion of 71 are provided. The operation lever 401 includes a pair of arm portions 403a,
403b is provided, and the tips of the arm portions 403a and 403b are connected to the connector cover 361 via a pivot 404 so as to be vertically rotatable.

One end of each of the toggle links 402a and 402b is provided with a pivot 405 at an intermediate portion between the arm portions 403a and 403b.
And the other ends of the toggle links 402a and 402b are connected to each other via a guide pin 375.
It is rotatably connected to a and 375b. The connecting portion between the operating lever 401 and the toggle links 402a and 402b is located behind the connecting portion between the operating lever 401 and the connector cover 361, and the rotation range of the operating lever 401 is the toggle links 402a and 402b. Is determined by.

That is, as shown in FIG. 49, when the operation lever 401 is rotated upward, the connecting portion between the operation lever 401 and the toggle links 402a and 402b is moved upward and pulled toward the front. 40
The rising angles of 2a and 402b are increased, and the guide pin 3
75a and 375b are slid forward. The upward rotation of the operation lever 401 causes the guide pins 375a, 3
It stops when 75b reaches the front ends of the slide holes 356a, 356b, and at this time, the standing angle of the operation lever 401 becomes maximum.

On the contrary, as shown in FIG. 40, the operating lever 4
When 01 is rotated downward, the connecting portion between the operation lever 401 and the toggle links 402a and 402b is pushed backward while moving downward against the biasing force of the toggle spring 380, so that the toggle links 402a and 402b are moved. The guide pins 375a and 375b are slid to the rear so that the guide pins 375a and 375b slide to an angle such that they are substantially parallel to the slide plate 371. Then, the downward rotation of the operation lever 401 is
The guide pins 375a and 375b have slide holes 356a,
It stops when it reaches the rear end of 356b, and at this time, the standing angle of the operation lever 401 becomes the minimum.

Therefore, the operation lever 401 is rotated between a release position which is rotated above the connector cover 361 and a connecting position which is laid down substantially horizontally so as to be continuous with the upper surface 364 of the connector cover 361. It is possible.

When the operation lever 401 is rotated to the release position, as shown in FIG. 49, the guide pins 375a,
Since the 375b is located at the front end of the slide holes 356a, 356b, the slide plate 371 slides forward, and the fitting pins 386 of the claw fittings 385a, 385b move into the guide holes 35.
It is guided by the curved portions 352 and 353 of 0a and 351a. Therefore, the claw fittings 385a and 385b rotate downward, and the engaging claws 390a and 390b move to the first position.

When the operating lever 401 is rotated to the connecting position, as shown in FIG. 40, the guide pins 375a,
Since the 375b is located at the rear end of the slide holes 356a and 356b, the slide plate 371 slides rearward, and the fitting pin 386 of the claw metal fittings 385a and 385b moves to the curved portion 35.
Leave from 2,353. Therefore, the engaging claws 390a,
The 390b moves to the second position and projects onto the mounting surface 325.

From this, the slide plate 371 substantially constitutes a part of the operating mechanism 400, and in the case of this embodiment, the biasing force of the toggle spring 380 for sliding the slide plate 371 forward. Is set to be smaller than the fitting force of the expansion connectors 63 and 365.

As shown in FIGS. 38 and 48, the base 30
The upper case 303 of No. 1 is a pair of left and right guide members 4 that determines the mounting position of the computer 1 with respect to the mounting surface 325.
It is equipped with 10,411. Guide members 410 and 411
Are supported by the stopper portions 326 and 327 of the upper case 303. These guide members 410 and 411 are
Since they have the same structure, one guide member 410 will be described as a representative.

As shown in FIG. 48, the guide member 410
Is provided with a main body 412 made of synthetic resin and having a hollow cylindrical shape. Further, inside the stopper portion 326, a guide accommodating chamber 413 for accommodating the main body 412 is formed. The guide accommodating chamber 413 has a through hole 41 formed in the stopper surface 331.
4 is connected to the mounting surface 325, and a support plate 415 that is flush with the mounting surface 325 is disposed in the guide accommodating chamber 413. Therefore, the guide member 41
0 body 412 penetrates through hole 414 to support plate 41.
5 and the mounting surface 325, and extends along the front-rear direction of the upper case 303.

A stopper portion 416 is formed on the outer peripheral surface of the intermediate portion of the main body 412 so as to be caught from the inside of the guide accommodating chamber 413 to the opening edge portion of the through hole 414. In the state where the stopper portion 416 is hooked on the opening edge portion of the through hole 414, the front half portion of the main body 412 projects above the mounting surface 325.

Therefore, in the guide member 410, the first guide position in which the front half of the main body 412 projects above the mounting surface 325 and most of the main body 412 is the guide storage chamber 4
It is supported by the stopper portion 326 so as to be freely slidable in the front-rear direction over the second guide position retracted into the inside.

The guide member 410 is constantly urged by the spring 418 toward the first guide position. By this urging, the stopper portion 416 is caught by the opening edge portion of the through hole 414, and the guide member 410 is held at the first guide position.

The guide member 410 has an engaging portion 420 which is detachably hooked to the computer 1 at the front end portion of its main body 412. The engagement portion 420 includes a first engagement surface 421 that receives a rear end portion of the bottom surface 4 a of the bottom case 4,
A second engagement surface 422 that receives the rear surface 4c of the bottom case 4.
And has an engaging projection 423 on the first engaging surface 421.
Is projected. The engagement projections 423 are adapted to be detachably fitted into the openings 18a on both sides of the rear end of the bottom surface 4a of the computer 1 when the computer 1 is placed on the placement surface 325.

By this fitting, the computer 1 is positioned with respect to the mounting surface 325, and the engaging claw 3
The 90a, 390b and the engaging holes 90a, 90b are aligned with each other.

Next, the external unit 30 having such a configuration
A procedure for connecting the computer 1 to 0 will be described.

Prior to connecting the computer 1, in the external unit 300, the operation lever 401 is first rotated toward the release position. By this rotation, the claw fittings 385a, 385b slide forward through the slide plate 371, so that the claw fittings 385a, 385b rotate downward and the engaging claws 390a, 390b rotate to the first position. To do. Therefore, the engaging claws 390a and 390b are
It is kept in a state of being stored inside the base 301 without protruding above the mounting surface 325.

Therefore, when the computer 1 is placed on the placing surface 325, the engaging claws 390a and 390b do not get in the way or get caught in the computer 1.

Next, the rear end of the computer 1 is placed on the placing surface 325. At this time, since guide members 410 and 411 for positioning the computer 1 are present at both left and right ends of the mounting surface 325, the bottom surface 4a of the bottom case 4 is superposed on the first engaging surface 421 thereof. , The rear surface 4 of the bottom case 4 on the second engaging surface 422.
Hit c. As a result, the placement surface 325 and the computer 1 are roughly aligned.

Then, the computer 1 is connected to the second engaging surface 4
22 to the left and right as a guide, the first engaging surface 421
The upper engaging protrusion 423 is fitted into the opening 18a of the bottom surface 4a of the computer 1. By this fitting, the mounting surface 325
The position of the computer 1 with respect to the
The a and 390b are aligned with the engagement openings 90a and 90b. At this time, since the engaging claws 390a and 390b are retracted below the mounting surface 325, the engaging claws 390a and 390b do not interfere with the bottom surface 4a of the computer 1 and the alignment of the computer 1 is performed. Can be done easily.

When the position of the computer 1 with respect to the mounting surface 325 is determined, the operation lever 401 is rotated downward toward the connecting position against the biasing force of the toggle spring 380. By this rotation, the claw fittings 385a, 385b are slid rearward via the slide plate 371, so that the claw fittings 385a, 385b are moved upward while being rotated upward, and the engaging claws 390a, 390b are moved to the first position. Moved to position 2.

Then, the engaging claws 390a, 390b are caught on the engaging openings 90a, 90b of the bottom surface 4a of the computer 1 and move rearward as they are toward the connector installation surface 363.
Connector installation surface 363 following the movement of 0a and 390b
Will be drawn to.

At this time, the bottom surface 4a of the computer 1
Left and right guide members 410 and 411 caught on the
Can freely slide in the front-rear direction, and thus does not prevent the computer 1 from being pulled in. Moreover, the guide member 4
The reference numerals 10 and 411 are hooked on the left and right ends of the bottom surface 4a, and the engaging claws 390a and 390b are also engaged with the right and left portions of the bottom surface 4a. The connector installation surface 363 and the computer 1 are not displaced so as to tilt.
The parallelism with the rear surface 4c can be maintained.

When the computer 1 is drawn toward the connector installation surface 363, the engaging claws 390a and 390b are formed.
Before reaching the second position, the positioning pins 365a and 365b of the expansion connector 365 are fitted into the positioning holes 63a and 63b of the expansion connector 63. By this fitting, the final alignment between the expansion connector 63 and the expansion connector 365 is performed. Then, when the computer 1 is completely retracted, the extension connector 63 and the extension connector 3
The connection with the computer 65 is completed, and the computer 1 and the external unit 300 are electrically connected.

Therefore, the connection port 3 is connected to the computer 1.
07 and various connectors 308 to 312 are added, and when the computer 1 is used alone, a printer or an external C
It is possible to connect a mouse and an external keyboard, including an RT display.

On the other hand, the computer 1 to the external unit 3
To remove 00, the operation lever 401 is rotated upward from the connecting position to the releasing position. By this rotation,
Since the claw fittings 385a, 385b slide forward through the slide plate 371, the claw fittings 385a, 385
b rotates downward, and its engaging claws 390a and 390b are moved to the first position. Therefore, the engaging claws 390a,
390b disengages from the engagement openings 90a, 90b, and the mounting surface 3
Since the computer 1 is retracted below 25, the retraction of the computer 1 is released. Then, the engaging claws 390a and 390b
The engaging claws 3 when entering the slits 391a, 391b.
The ends of 90a and 390b contact the front ends of the engagement openings 90a and 90b, and press the computer 1 in a direction away from the connector installation surface 363. By this pressing, the computer 1 is pushed out from the mounting surface 325, and the expansion connector 63
And the extension connector 365 are disconnected.

If the user releases his / her hand from the operation lever 401 in the process of rotating the operation lever 401 to the release position, the slide plate 371 and the claw fittings 385a, 385b will be
The toggle spring 380 allows the engaging claws 390a, 39a
0b and the engagement openings 90a and 90b are pulled in a direction to release the engagement, the computer 1 is placed on the mounting surface 325.
There is a risk of being pushed out from the top.

However, in the above configuration, the biasing force of the toggle spring 380 is set to be smaller than the fitting force between the expansion connector 63 and the expansion connector 365, so that this fitting force tends to push out the computer 1. Overcome power. Therefore, the rotation of the operation lever 401 is temporarily stopped before returning to the release position, and the computer 1 and the external unit 300 are held in the state of being connected by the expansion connectors 63 and 365. To be done.

Therefore, the connections of the expansion connectors 63 and 365 are released all at once, and the computer 1 is placed on the mounting surface 32.
There is no such thing as dropping from 5, and this computer 1
It is possible to prevent the adverse effect on.

[0202]

According to the present invention described in detail above, there is an advantage that the switch in the housing can be forcibly operated by the rotation of the display unit, and forgetting to turn off the switch can be prevented.

[Brief description of drawings]

FIG. 1 is a perspective view of a portable computer according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the portable computer showing a state where the keyboard device is removed from the base unit.

FIG. 3 is a side view of the portable computer in which a mounting portion of the keyboard device is sectioned.

FIG. 4 is a side view of the portable computer showing a state in which the keyboard device is incorporated in a housing.

FIG. 5 is a front view of the portable computer showing a state in which the battery pack is removed from the battery storage section.

FIG. 6 is a perspective view showing a battery accommodating portion and a battery pack accommodated therein.

FIG. 7 is a perspective view showing a state in which first to third circuit boards and a hard disk drive are incorporated in the bottom case.

FIG. 8 is a perspective view showing a positional relationship between first to third circuit boards.

FIG. 9 is a cross-sectional view showing a state in which first to third circuit boards are incorporated in a bottom case.

FIG. 10 is a cross-sectional view of a battery housing portion.

FIG. 11 is a sectional view of a connecting portion of the bottom case, the top cover, and the keyboard device.

FIG. 12 is a perspective view showing the right end of the portable computer.

FIG. 13 is a cross-sectional view of a mounting portion of a first connector cover that opens and closes a connector outlet.

FIG. 14 is a perspective view of the portable computer showing a state in which the second connector cover is rotated to the open position.

FIG. 15 is a perspective view of the portable computer showing a state in which the second connector cover is moved to the accommodation position.

FIG. 16 is a perspective view of the portable computer showing a state in which the second connector cover is rotated to the closed position.

FIG. 17 is a sectional view of the portable computer showing a state in which the second connector cover is inserted into the cover accommodating portion.

FIG. 18A is a plan view of a mounting portion of a second connector cover. FIG. 6B is a perspective view of a portion where the second connector cover is attached to the bottom case.

FIG. 19 is a perspective view showing a state in which an RGB adapter is connected to a portable computer.

FIG. 20 is a perspective view of an RGB adapter.

FIG. 21 is a perspective view of a stopper that prevents the battery pack from popping out.

FIG. 22 (a) is a front view of the portable computer showing a partial cross-section of a state in which the battery pack is completely attached to the battery storage portion. (B) is a front view of the portable computer showing a state in which the lock of the battery pack is released in a partial cross section.

FIG. 23 is a front view of the portable computer showing a state in which the battery pack is pulled out from the battery accommodating portion in a partial cross section.

FIG. 24 is a perspective view showing a state in which the support leg is rotated to a use position.

FIG. 25 is a perspective view showing a state in which the support leg is rotated to the storage position.

FIG. 26 is a plan view of the second half of the top cover as viewed from the inside of the housing.

FIG. 27 is a side view of the portable computer shown in section AA of FIG.

FIG. 28 is a perspective view of the portable computer with the cover removed from the base unit.

FIG. 29 is an enlarged perspective view showing an area around an operation button on the palm rest.

FIG. 30 is a cross-sectional view around an operation button.

FIG. 31 is an enlarged perspective view showing an area around the icon of the top cover.

FIG. 32 is a cross-sectional view of the attachment portion of the icon.

FIG. 33 is a perspective view of a diode substrate.

FIG. 34 is a sectional view of the portable computer showing a state in which a power switch is turned on.

FIG. 35 is a sectional view of the portable computer showing a state in which a power switch is turned off.

FIG. 36 is a perspective view showing a state in which an external unit is connected to the portable computer.

FIG. 37 is a side view showing a state in which an external unit is connected to the portable computer.

FIG. 38 is a perspective view of an external unit.

FIG. 39 is an exploded perspective view of the external unit.

FIG. 40 is a sectional view of an external unit.

FIG. 41 is a rear view of the external unit.

42 is a perspective view of the external unit with the upper case removed. FIG.

FIG. 43 is a perspective view of a connector unit.

FIG. 44 is a perspective view of the connector unit in a state where the operation lever is rotated to the connecting position.

FIG. 45 is a perspective view of the connector unit with the operation lever rotated to the release position.

FIG. 46 is a cross-sectional view of the connector unit in a state where the operation lever is rotated to the release position.

FIG. 47 is a side view showing, in a partial cross section, a state in which the engagement claw is caught by the computer.

FIG. 48 is a side view of the external unit showing the mounting portion of the guide member in cross section.

FIG. 49 is a cross-sectional view showing a state where the guide member is caught by the computer.

[Explanation of symbols]

3 ... Case 5a ... top surface 141 ... Display unit 165 ... Keyboard (keyboard device) 232 ... Switch (power switch) 233 ... Operator 234 ... Opening (through hole) 235 ... Pressing piece 237 ... convex portion

Continued front page    (72) Inventor Moriya Yibo             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Shigeru Sekine             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Kenichi Ishikawa             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Kazuya Shibasaki             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Hiroshi Nakamura             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Yuki Ito             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Tadashi Shimodaira             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory F-term (reference) 4E360 AA02 AB04 AB05 AB12 AB16                       AB42 BA04 BB02 BB12 BB16                       BB22 EA13 ED03 ED17 ED27                       GA02 GA35 GA46 GB46                 5B011 DB12 EA04

Claims (8)

[Claims] 1. A housing having an opening on an upper surface, a keyboard provided on the upper surface of the housing, a switch housed inside the housing and facing the opening, and supported by the housing, A display unit rotatable between a first position covering the keyboard and a second position standing upright with respect to the housing; and a display unit provided on the display unit, the display unit being rotated to the first position. An electronic device, comprising: a convex portion that operates the switch through the opening when moved. 2. The pressing piece according to claim 1, wherein a pressing piece is arranged between the opening of the housing and the switch, and the convex portion of the display unit operates the switch through the pressing piece. An electronic device characterized by. 3. A housing having an upper surface on which a keyboard is provided, an opening provided on the upper surface of the housing, a switch housed inside the housing and facing the opening, the opening and the switch. While being rotatable between a pressing piece disposed between the pressing member, a first position which is supported by the housing and covers the keyboard, and a second position which stands upright with respect to the housing, An electronic device, comprising: a display unit having a convex portion that operates the switch via the pressing piece when rotated to the first position. 4. The method according to claim 1 or 3,
The electronic device, wherein the switch is a power switch. 5. The method according to claim 1 or 3,
The electronic device, wherein the opening is located behind the keyboard on an upper surface of the housing. 6. The method according to claim 1 or 3,
The switch has an operator facing the opening,
The electronic device is characterized in that the operator is pressed by the convex portion when the display unit is rotated to the first position, and the switch is turned off by this pressing. 7. A housing having an opening on an upper surface, a keyboard installed on the upper surface of the housing and located in front of the opening, and a first position supported by the housing and covering the keyboard. A display unit that is rotatable between a second position that stands upright with respect to the housing and that has a convex portion that faces the opening when rotated to the first position; A normally-closed switch that is housed in the body and has an operator that faces the opening, and is disposed between the opening of the housing and the switch, and the display unit is rotated to the first position. An electronic device comprising: a pressing piece that is pressed by the convex portion and that operates an operator of the switch. 8. The pressing piece according to claim 7, wherein the pressing piece has one end fixed to the housing and the other end capable of elastic deformation, and the other end of the pressing piece has the opening and the switch. An electronic device, which is arranged between the operator and the operator.