JPH04332016A - Lap top type computer - Google Patents

Abstract

PURPOSE:To suppress the generation of an abnormal operation caused by the heating of a light emitting body such as a display even when a computer main body is closed by a covering part. CONSTITUTION:A switch 16 for interrupting energizing to the light emitting body such as the display by inserting an engaging member 12 into an engagement port 8 and being used also as a blocking member is arranged in the engagement port 8. When the computer main body 1 is used in a closed state by the covering part 4, the energizing to the light emitting body is interrupted by inserting the member 12 into the port 8 and the generation of abnormal operation caused by the heating of the light emitting body can be suppressed.

Description

[Detailed description of the invention]

0001

[Industrial Field of Application] The present invention relates to a computer body equipped with a keyboard, a floppy disk drive, etc., and a computer body disposed so as to be openable and closable.
The present invention relates to a laptop computer having a cover section on which a display or the like is mounted, and particularly to a laptop computer suitable for use with the computer body closed by the cover section.

0002

[Prior Art] Generally, portable laptop computers that have a keyboard installed on the main body of the computer that can be opened and closed by a cover equipped with a display use electroluminescent or fluorescent tubes to make the display emit light. It has a light emitter.

FIGS. 3 and 4 show the above-mentioned general laptop computer. This laptop computer has a keyboard 2 formed on the upper surface of the front part and a floppy disk drive on the side. 3 is open, and has a flat rectangular computer main body 1 in which a central part of the computer (not shown) such as a central processing unit is incorporated.

On the other hand, the upper part of the computer main body 1 is
It is opened and closed by a flat rectangular cover part 4. This cover part 4 is attached to the upper surface of the computer main body 1 behind the keyboard 2 on a pivot 5 that is movably supported in the front-back direction. By rotating, it can take an open position in which the computer main body 1 shown in FIG. 1 is opened, and a closed position in which the computer main body 1 is closed shown in FIG. 2.

As shown in FIG. 3, the cover section 4 is provided with a display 6 that faces the operator when it is in an upright position and takes the open position.
Light is emitted by the light emitting body (not shown) such as an electroluminescent tube or a fluorescent tube built into the cover part 4.

[0006] Incidentally, such a light emitting body consumes a large amount of power and generates a large amount of heat, so when it is not in use, the power supply is cut off.

That is, when the cover part 4 closes the computer body 1, or when the computer body 1 is closed,
A built-in timer measures the time of non-use in the energized state, and when the light-emitting body is not used for a certain period of time, the power to the light-emitting body is cut off. A configuration for cutting off the power to such a light emitter is shown in detail in FIG. 2 together with FIGS. 3 and 4.

In these figures, as particularly shown in FIG. 3, an upper plate 7 is formed on the computer main body 1 so as to surround the keyboard 2, and the upper plate 7 on both sides of the keyboard 2 are formed in a downward-sloping manner. On the upper plate 7 of both sides of the keyboard 2,
Rectangular engagement holes 8 are formed, each forming a part of a locking means used to integrate the cover part 4 with the computer main body 1 when the computer main body 1 is closed by the cover part 4.

As shown in FIG. 2, a leaf spring 9 as a biasing spring is provided in each of the engaging holes 8, and a leaf spring 9 that fits into the engaging hole 8 is provided on the upper surface of the leaf spring 9. A possible closure member 10 is attached. This closing member 10 closes each engagement opening 8 when the computer main body 1 is opened by the cover part 4.
This closure member 10 is used to prevent dirt from entering the room, and in a free state, the closure member 10 is connected to the leaf spring 9.
It fits into the engagement port 8 and closes the engagement port 8 by the biasing force.

The lower surface of the upper plate 7 of the computer main body 1 at the rear portion of the engaging opening 8 is a locking portion 11 to which an engaging member 12 (to be described later) is locked. The engaging member 12, in which the engaging claw 13 that is engaged with the engaging portion 11 is bent, is supported movably in the front-back direction of the computer body 1 in order to engage with and disengage from the engaging portion 11. has been done. Further, the engaging member 12 is biased in a direction in which the engaging claw 13 is engaged with the locking portion 11 by a spring member (not shown). In addition, on both sides of the cover part 4,
A slider 14 is provided which is integrated with each engaging member 12, and by pulling each slider 14 toward the front of the computer main body 1 against the elastic force of the spring member, the engaging member 12 is engaged. The claw 13 can be released from engagement with the locking portion 11. Further, the engaging claws 13 of the engaging members 12 are provided with each engaging claw 13 when each engaging member 12 comes into contact with the edge of each engaging opening 8 when the computer main body 1 is closed by the cover part 4. The member 12 is slid along the edge of each engagement opening 8 against the elastic force of the spring member, and moved toward the front of the computer main body 1, so that the engagement claw 13 can be fitted into the engagement opening 8. An inclined surface 13A is formed for this purpose.

[0011] According to such a configuration, the cover portion 4 is
When the computer main body 1 is rotated in the closing direction, when each engaging member 12 comes into contact with the edge of each engaging opening 8, the inclined surface 13A of each engaging member 12 resists the elastic force of the spring member. By sliding along the edge of each engagement port 8, the engagement member 12 moves toward the front of the computer main body 1, and the engagement member 12 moves toward the front of the computer main body 1.
The engaging claw 13 of the engaging member 12 moves the closing member 10 down against the elastic force of the engaging member 12, and the engaging claw 13 of the engaging member 12 moves the closing member 10 down against the elastic force of the engaging member 12. When it passes through the lower surface of the upper plate 7 forming the upper plate 7, the spring member urging the engaging member 12 moves the engaging member 12 toward the rear of the computer main body 1, and the engaging claw 13 engages with the locking portion 11. Then, the cover part 4 is locked to the computer main body 1.

[0012] Also, after pulling each part 14 toward the front of the computer main body 1 to disengage the engaging claw 13 from the locking part 11, the cover part 4 is rotated to open the computer main body 1. Then, as each engaging member 12 withdraws from each engaging port 8, each closing member 10 gradually floats due to the elastic force of each leaf spring 9, and eventually each engaging port 8 is completely closed by each closing member 10. It will be shielded by Therefore, when the cover portion 4 is in the open position, there is no risk of dirt or the like entering the computer main body 1 through each engagement opening 8.

[0013]

[Problems to be Solved by the Invention] When using the above-mentioned laptop computer, some users may choose to have the computer only perform calculations or use an external monitor, so that the computer main body 1 It may also be used with it closed. In such a case, ventilation is suppressed, and heat generated by the operation of the central part of the computer, floppy disk drive 3, etc. inside the computer main body 1, and heat generated by light emitting materials such as electroluminescence and fluorescent tubes, will be trapped inside. Therefore, there is a possibility that various members may be adversely affected.

The present invention overcomes the above-mentioned problems with the conventional computer, and suppresses the occurrence of abnormal operation caused by heat generated by a light emitting element such as a display even when the computer body is closed using the cover part. The purpose is to provide a laptop computer that can

[0015]

[Means for Solving the Problems] In order to achieve the above-mentioned object, the laptop computer of the present invention includes a computer main body equipped with a keyboard, a floppy disk drive, etc., and a computer main body arranged so that the computer main body can be opened and closed. and a cover part on which a display or the like is mounted, an engaging member protruding from the cover part, and an engaging opening into which the engaging member engages is formed in the computer main body. In a computer,
The present invention is characterized in that a switch is disposed in the engagement opening, which cuts off electricity to the light emitting body such as the display when the engagement member is inserted into the engagement opening, and also serves as a closing member.

[0016]

[Function] According to the laptop computer of the present invention constructed as described above, the light-emitting switch also serves as the closing member of the engagement opening that engages with the engagement member of the cover, and the cover closes the computer body. When the light emitting element is used as a light emitting element, electricity is cut off by inserting the engaging member into the engagement opening, and as a result, it is possible to suppress the occurrence of abnormal operation caused by heat generation of the light emitting element.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be explained below with reference to embodiments shown in the drawings. It should be noted that structures that are the same as or correspond to those of the conventional structure described above will be described with the same reference numerals in the drawings.

The configuration of a general laptop computer shown in FIGS. 3 and 4 is also common to this embodiment. The main part of this embodiment is shown in FIG.

In FIG. 1, a switch support plate 15 is disposed below each engagement opening 8 formed on the upper plate 7 of the computer main body 1 for locking the engagement member 12.
On this switch support plate 15, a display 6 (FIG.
) built into the cover part 4 to emit light from the back, such as electroluminescence and fluorescent tubes (not shown), as well as other light-emitting bodies (not shown) used for luminescent displays in the keyboard 2, etc. A switch 16 is supported that conducts or cuts off current to (not shown). An actuation rod 17 extending vertically is supported on the upper part of the switch 16 so as to be able to move up and down with respect to the switch 16. In its raised position, the actuation rod 17 has a light emitting body (see FIG. In the lowered position, the light emitting body (not shown) is electrically conductive.

A closing member 10 is supported at the top of the operating rod 17 for blocking the engagement opening 8 of the cover portion 4. As shown in FIG. This closing member 10 has a fitting portion 1 that fits into the engagement opening 8.
0A, and a contact portion 10B that is connected to the lower end of the fitting portion 10A and abuts against the lower surface of the upper plate 7 on the outer periphery of the engagement port 8. Further, the switch 16 and the closing member 1
A coil spring 18 that biases the closing member 10 upward is interposed between the contact portion 10B of the coil spring 10 and the operating rod 17 in the free state due to the elastic force of the coil spring 18. and thereby the switch 16
is adapted to conduct electricity to a light emitter (not shown).

[0021] The other configurations are the same as those of the prior art described above, so a description thereof will be omitted.

Next, the operation of this embodiment having the above-described configuration will be explained.

When the cover part 4 is rotated in the direction of closing the computer main body 1, when each engaging member 12 comes into contact with the edge of each engaging opening 8, the inclined surface 13A of each engaging member 12 springs. By sliding along the edge of each engagement port 8 against the elastic force of the member, the engagement member 12 is attached to the computer main body 1.
, and the engaging claw 13 of the engaging member 12 engages the engaging opening 8.
The engaging claw 13 of the engaging member 12 engages the coil spring 1.
When the closing member 10 is lowered against the elastic force of the engaging member 8 and the engaging claw 13 passes through the lower surface of the upper plate 7 forming the engaging opening 8, the engaging member 12 is engaged by the spring member biasing it. Member 12
moves to the rear of the computer main body 1, the engaging claw 13 is engaged with the locking part 11, and the cover part 4 is locked to the computer main body 1. As the closing member 10 is lowered by the pressure of the engaging member 12, the actuating rod 17 is also lowered,
A switch 16 that conducts or cuts off electricity to the light emitter (not shown) is operated to cut off the electricity to the light emitter. Therefore, turn on the main power and turn on the cover part 4.
When using this laptop computer with the computer body 1 closed, the display 6
The heat generation of the light emitter used for such purposes is stopped, and it is possible to suppress the occurrence of abnormal operations caused by the heat generated by the light emitter.

Furthermore, after pulling each slider 14 toward the front of the computer main body 1 to disengage the engaging claw 13 from the locking portion 11, turn the cover portion 4 to open the computer main body 1. When moved, each engagement member 12 engages each engagement opening 8.
As it exits from the block, each closing member 10 gradually floats up due to the elastic force of each leaf spring 9, and eventually each block 8 is completely shielded by each closing member 10. Therefore, when the cover portion 4 is in the open position, there is no risk of dirt or the like entering the computer main body 1 through each engagement opening 8.

As described above, according to this embodiment, the cover portion 4
Therefore, even when the computer body 1 is used in a closed state, it is possible to suppress the occurrence of abnormal operation caused by the heat generated by the light emitting body, and when the cover part 4 is in the open position, each engagement opening can be There is no risk of dirt or the like entering the computer main body 1 through the computer body 1.

It should be noted that the present invention is not limited to the embodiments described above, and various changes can be made as necessary.

[0027]

[Effects of the Invention] As explained above, according to the laptop computer of the present invention, even when the computer is used with the cover portion closed, abnormal operation caused by heat generated by a light emitting element such as a display can be prevented. Can be suppressed.

[Brief explanation of drawings]

FIG. 1 is a longitudinal cross-sectional view of essential parts showing an embodiment of a laptop computer according to the present invention.

[Figure 2] Vertical cross-sectional view showing a conventional laptop computer

[Figure 3] A perspective view showing the state in which the cover of a typical laptop computer is opened.

[Figure 4
] A perspective view showing the state in which the cover of a typical laptop computer is closed to the computer body.

[Explanation of symbols]

1　Computer body 2 Keyboard 3. Floppy disk drive 4 Cover part 6 Display 7 Top plate 8 Engagement port 9. Leaf spring 10 Closing member 11 Locking part 12 Engagement member 13 Engagement claw 16 Switch 17 Operating rod 18 Coil spring

Claims (1)

[Claims] [Claim 1] A computer main body equipped with a keyboard, a floppy disk drive, etc., and a cover section disposed so as to be able to open and close the computer main body and equipped with a display etc., the computer main body being engaged with the cover section. In a laptop computer in which a member is provided protrudingly, and an engagement opening into which the engagement member engages is formed in the computer main body, the engagement member is inserted into the engagement opening into the engagement opening. 1. A laptop computer characterized in that a switch is provided which, when inserted, cuts off power to a light emitting body such as the display and also serves as a closing member.