JPH04277810A - Electronic equipment - Google Patents

Abstract

PURPOSE:To arrange the main body of the electronic equipment under a desk or the like and to decrease a space occupied by the electronic equipment, on the desk by installing a display device, main body and keyboard, which are independent one and another, respectively at arbitrary places. CONSTITUTION:A display device A3 is fixed to one end of the desk by a fixed end, the keyboard and a main body A2 are installed by connecting them to a connector 5. Therefore, a user can operate the electronic equipment only by occupying a little space on the desk. Namely, in order to observe sentences, etc., inputted by the keyboard A1, it is enough only to hold a liquid crystal projector 1 at a suitable position and to project pictures outputted from the liquid crystal projector 1 directly onto the wall or the desk or a picture receiving medium such as paper or notebook, etc., on the desk. On the other hand, when the electronic equipment is not used, the keyboard is put in the drawer of the desk so as to almost eliminate the space occupied by the electronic equipment on the desk and to effectively use the space on the desk.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to electronic equipment such as word processors and computers.

0002

2. Description of the Related Art Conventionally, electronic equipment has been configured as shown in FIG. 14, for example. That is, it is composed of two parts: a keyboard A1 and a main body A2 into which a display device is integrated. Recently, laptop-type electronic devices that integrate a keyboard and main body have also become widely used.

0003

[Problems to be Solved by the Invention] However, since the above-mentioned conventional example is composed of two parts, the keyboard A1 and the main body A2, when the electronic device is used on a desk, it occupies a large area. I can't put anything else on it,
I was unable to do other work at the same time as operating electronic equipment. Also, if you try to perform other tasks while operating electronic equipment,
Electronic equipment had to be moved elsewhere.

The present invention has been made in view of the above-mentioned circumstances, and its object is to provide an electronic device that can significantly reduce the desk space it occupies during use.

[0005]

[Means for Solving the Problems] In order to achieve the above object, according to claim 1 of the present invention, a display device, a main body, and a keyboard are provided which are independent from each other, and each of these can be installed at an arbitrary location. It was designed to be.

According to a second aspect of the present invention, the display device includes a liquid crystal projector, an angle adjustment column, and a support base.

Furthermore, according to a third aspect of the present invention, the display device includes projection adjustment means for projecting an image from a liquid crystal projector onto an image receiving medium.

Furthermore, according to a fourth aspect of the present invention, the support base is provided with various connectors.

Furthermore, according to claim 5, the display device includes a display section, an angle adjustment column, and a support base, and the display section has a liquid crystal projector and an illumination light. be.

Further, according to a sixth aspect of the present invention, the electronic device includes a changeover switch for selectively operating the liquid crystal projector and the illumination lamp.

Furthermore, according to claim 7, the display section is configured to be rotatable, and includes contact means for selecting the operation of the liquid crystal projector and the operation of the illumination lamp in accordance with the rotational position of the display section. This is how it was done.

Furthermore, according to claim 8, the display device includes a display section, a height adjustment column for adjusting the height of the display section, and a support base for supporting the height adjustment column. This is what I did.

Further, according to a ninth aspect of the present invention, the display section includes a liquid crystal projector, an illumination light, and a non-contact distance measuring device.

Furthermore, according to a tenth aspect of the present invention, the height adjustment column has a moving mechanism for moving the display section up and down by driving a motor.

[0015]

[Operation] In the electronic device according to the present invention, a display device, a main body, and a keyboard can be installed independently of each other at any desired location. As a result, the main body can be placed under a desk, etc., and the space occupied by the electronic device on the desk can be significantly reduced.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a perspective view showing a display device according to a first embodiment of the present invention, in which 1 is a liquid crystal projector, 2 and 3 are angle adjustment columns, 4 is a support base, 5 is various connectors, and 6 is a fixing device. The liquid crystal projector 1 is rotatably supported by an angle adjustment support (hereinafter referred to as "support") 2 via rotary friction plates (projection adjustment means) 1a and 2a as shown by arrows A and B. The support column 2 is rotatably supported at one end of the support column 3 via a rotary friction plate 3a in the direction shown by arrow C. The other end of the support column 3 is fitted into a hole in the support base 4 so as to be rotatable in the direction shown by arrow D. The rotating friction plates 1a, 2a, and 3a not only have the function of a joint to enable free rotation, but also generate a frictional force sufficient to support the weight of the liquid crystal projector 1.

By adopting the above configuration, the liquid crystal projector 1 can be moved with an appropriate operating force, and the liquid crystal projector 1 can be held at any desired location.

FIG. 2 is a block diagram showing the configuration of this embodiment. In FIG. 2, the same parts or corresponding parts as in FIG. 1 are given the same reference numerals, and the explanation thereof will be omitted. In the figure, 7 is a RAM, 8 is a CPU, and the CPU 8 outputs an image signal to the liquid crystal projector 1 based on information from the keyboard A1, the main body A2, and the RAM 7. Note that the symbols 1, 1a, 2, 2a, 3, 3a, 4 shown in FIGS. 1 and 2
8 constitute the display device A3.

By fixing the above-mentioned display device A3 to one end of the desk 9 with a fixture 6 as shown in FIG. 3, connecting the keyboard 9 and main body 10 to the connector 5, and installing it as shown in the same figure, Users can operate electronic devices while occupying little desk space. To view text entered using the keyboard 9, hold the LCD projector 1 in an appropriate position and project the image output from the LCD projector 1 directly onto a wall, desk, or onto an image receiving medium such as paper or a notebook on the desk. All you have to do is project it. Also, if you put your keyboard in a desk drawer when you are not using your electronic devices, the electronic devices will take up almost no space on your desk, allowing you to use your desk space more effectively.

In the first embodiment described above, the supports 2 and 3 are used to set the position of the liquid crystal projector 1, and the support base 4 is sandwiched between the ends of a desk or the like, and the support base 4 is held by the fixing device 6. Measures are taken to secure it to a desk, etc.

In the second embodiment of the present invention, as shown in FIG. 4, a flexible bar 10 is used to set the position of the liquid crystal projector 1, and the fixing device below the fixing base 11 is omitted. With this configuration, the structure can be made simpler and the number of parts can be reduced.

In the first embodiment, the keyboard A1
The edited text, etc. was projected on the image receiving medium by the liquid crystal projector 1, but the support base 4 may be provided with a connector for a TV or VTR, etc., so that the display device can be connected to a TV or video deck, and it can be used for TV broadcasting or commercially available. You can also enjoy video software, etc.

FIG. 5 is a perspective view showing a display device according to the third embodiment, in which 11 is a display section, 13 is an illumination lamp, 14 and 15 are cases, 16 and 17 are columns, and 18 19 is a rotating friction plate, 19 is a support base, 20 is a changeover switch, 21 is various connectors, 22 is a fixture, and 20b is a spare outlet.

FIG. 6 is a sectional view taken along the line XX' in FIG. As shown in FIG. 6, in the display section 11, a liquid crystal projector 12 is housed in the lower part, and an illumination lamp 13 is housed in the upper part. Further, the display section 11 is supported by a rotary contact plate, which will be described later, at one end of a support column 16 via cases 14 and 15 so as to be rotatable in the direction indicated by arrow A'. The other end of the strut 16 and one end of the strut 17 are rotatably connected to each other in the direction shown by arrow B' by a rotary friction plate 18, and the other end of the strut 17 is inserted into a hole provided in the support base 19 as shown by arrow C'. It is fitted so that it can rotate freely in the direction. The rotating friction plate 18 not only rotatably connects the columns 16 and 17, but also generates a friction force sufficient to support the weight of the display unit 11 and the rotating contact plate.

FIG. 7 is a diagram showing a mechanism for rotating the display section 11 in the A' direction (FIG. 5).
23 and 24 are rotating contact plates, 25 and 26 are compression springs,
27 is a rotation axis. The display unit 11 is connected to one end of a rotating shaft 27, and a rotating contact plate 23 is connected to the other end of the rotating shaft 27.
The rotating shaft 27 is rotatably fitted into the case 14. On the other hand, a case 15 is attached to one end of the support column 16.
The rotary contact plate 24 is fitted onto a shaft integrally formed with the case 15. Rotating contact plates 23 and 24
are urged by compression springs 25 and 26, respectively, and are pressed against each other. The frictional force generated on this pressure contact surface becomes rotational torque in the display section 11. Cases 14 and 1
5, the display section 11 is rotatably supported by the support column 16 by applying an appropriate rotational torque in the A' direction. In FIG. 7, 28 is a lead wire that supplies signals and the like to the liquid crystal projector 12 and the illumination lamp 13.

The support stand 19 of the display device of the third embodiment having the configuration as explained above can be installed by sandwiching it between one end surface of the desk 9 or the like and fixing it with the fixing device 22, as shown in FIG. .

When the display device A3 of this embodiment is used as a display device for a word processor, computer, etc.,
Set the changeover switch 20 (Fig. 5) to the LCD projector 12 side, and connect the main body A2 and keyboard A1 to the connector 21.
Connect to. Then, while holding the display unit 11 in an appropriate position, the liquid crystal projector 12 projects text input using the keyboard A1 onto an image receiving medium such as a desk, wall, paper, notebook, or the like.

When the display device A3 of this embodiment is used as a lighting fixture, the display section 11 is rotated and the illumination lamp 13 is directed downward. By setting the changeover switch 20 to the illumination light side and turning on the power switch 20a (FIG. 5), the present display device A3 can be used as a normal desk lighting device. Furthermore, in this case, connect keyboard A1 to connector 2.
If the display device A3 is separated from the connector 1 and stored in a desk drawer, the display device A3 can be used as a complete lighting device (the main body A2 is also separated from the connector 21).

In the third embodiment described above, switching between the liquid crystal projector 12 and the illumination lamp 13 was performed by manually setting the changeover switch 20. However, as shown in FIG. It is also possible to provide the contact 30 of the liquid crystal projector 12 and the contact 31 of the illumination lamp 13, respectively, and omit the changeover switch 20 provided on the support base 19. With the above configuration, when the liquid crystal projector 12 faces downward, an electric signal is sent only to the liquid crystal projector 12, and when the illuminating lamp 13 faces downward, an electric signal is sent only to the illuminating lamp 13. Furthermore, the switching operation can be performed by rotating the display section 11.

FIG. 9 is a block diagram showing the configuration of the third embodiment. In this figure, the same or corresponding parts as in FIGS. 5 to 7 are denoted by the same reference numerals, and the explanation thereof will be omitted. In FIG. 9, 32 is a CPU, 33 is a power supply, and 34 is a RAM, and the CPU 32 outputs an image signal or a signal instructing lighting to the liquid crystal projector 12 or illumination lamp 13 based on information from the keyboard A1 and the RAM 34.

FIG. 10 is a configuration diagram showing a display device according to a fourth embodiment of the present invention, in which 11 is a display section, 12 is a liquid crystal projector, 13 is an illumination lamp, and 40 is a rotating friction Board, 41 is a height adjustment column, 42 is a groove, 43 is an indicator, 44 is a groove, 45 is various connectors, 46 is a display movement button, 47 is a power switch, 48 is a changeover switch, 49 is a fixed part, 50 is a fixed fixture.

FIG. 11 is an internal structural diagram of the present display device.
In the figure, 51 is a linear motor, 52 is a mover of the linear motor 51, 53 is a stator of the linear motor 51, and 54 is a linear motor.
is an infrared distance measuring device. In FIG. 11, a liquid crystal projector 12 and an infrared distance measuring device 54 are provided at the bottom of the display unit 11.
is provided, and an illumination light 13 is provided at the top. Further, a rotary friction plate 40 is provided at one end thereof, and its shaft is coupled to a slider 52 of a linear motor 51 provided within the height adjustment column 41 . This mover 52 can be moved by a display section movement button 46 provided on the support base 43. The height adjustment column 41 is a groove 44 provided in the support base 43.
is mated to.

By adopting the above configuration, the display section 11
is rotatable in the A'' direction by a rotating friction plate 40, and movable in the B'' direction by a linear motor 51. Further, the height adjustment column 41 is movable on the column base 43 in the C'' direction.

When creating a text or the like using this embodiment, first turn on the liquid crystal projector 12, move the display section 11 using the display section movement button 46, and adjust the size of the screen projected by the liquid crystal projector 12. decide. Then, the infrared distance measuring device 54 measures the distance from the image receiving medium to the liquid crystal projector 12, and focuses the image projected on the image receiving medium.

Furthermore, when the present display device A3 is used as a lighting fixture, the display section 11 is rotated and the illumination lamp 13 is directed downward (a state opposite to that shown in FIG. 11). Set the changeover switch 48 to lighting light 1.
If you set it to 3 and turn it on, you can use it as a regular desk lamp.

FIG. 12 is a block diagram showing the configuration of this embodiment. In this figure, the same or corresponding parts as in FIGS. 10 to 11 are denoted by the same reference numerals, and their explanation will be omitted. Figure 12
55 is the CPU, 56 is the RAM, 57 is the power supply,
The CPU 55 includes the keyboard A1, the main body A2, and the RAM 56.
An image signal or a signal for instructing lighting is output to the liquid crystal projector 12 or the illumination lamp 13 via the changeover switch 48 based on the data from the LCD projector 12 or the illumination lamp 13.

In the fourth embodiment described above, the size of the screen projected by the liquid crystal projector 12 is arbitrarily determined by the user, but the present invention is not limited to this. You can also make the screen, characters, etc. the same size as the . That is, as shown in the flowchart of FIG. 13, in order to make the screen the same size as the paper size (steps S1, S2) set by the user using the keyboard A1, the CPU adjusts the LCD vision and image receiving medium for focusing. (Step S3), move the display unit to the calculated distance while measuring with an infrared distance measuring device (Step S4), and when it has moved to the calculated distance, turn on the LCD projector and display the data. All you have to do is input (steps S5, S6).

[0038]

[Effect of the invention] As explained above, claim 1 of the present invention
has a display device, main body, and keyboard that are independent from each other, and each of these can be installed in any location, so the main body can be installed in a place other than the desk, significantly reducing the space occupied by electronic devices on the desk. Since it can be reduced, desk space can be used effectively.

[0039] Furthermore, according to a second aspect of the present invention, since the display device is equipped with a liquid crystal projector, an angle adjustment column, and a support base, an image can be projected onto a wall, a desk top, etc., so that the space occupied on the desk can be further reduced. can.

Furthermore, according to a third aspect of the present invention, since the display device is provided with a projection adjustment means, the image projection operation can be facilitated.

Furthermore, according to a fourth aspect of the present invention, since various connectors are provided on the support base, connection between each component can be facilitated, and handling efficiency can be improved.

Furthermore, according to a fifth aspect of the present invention, the display device includes a display section, an angle adjustment column, and a support base, and the display section includes a liquid crystal projector and an illumination lamp, so that depending on the situation, Since you can use a liquid crystal projector or a lighting lamp, you can expand the uses of electronic equipment.

Furthermore, according to a sixth aspect of the present invention, by providing a changeover switch for selectively operating the liquid crystal projector and the illumination lamp, it is possible to simplify the switching operation between the liquid crystal projector and the illumination lamp.

Further, according to a seventh aspect of the present invention, the display section is configured to be rotatable, and includes contact means for selecting the operation of the liquid crystal projector and the operation of the illumination lamp according to the rotational position of the display section. The switching operation between the liquid crystal projector and the illumination lamp can be made easier.

Further, according to an eighth aspect of the present invention, the display device includes a display section, a height adjustment column for adjusting the height of the display section,
By providing a support base that supports the height adjustment column, the height of the display section can be easily adjusted, making it easy to focus an image according to the size of the paper, for example.

Further, in a ninth aspect of the present invention, the display section is equipped with a liquid crystal projector, an illumination light, and a non-contact distance measuring device, thereby facilitating distance measurement. Focusing the image becomes even easier.

Further, in a tenth aspect of the present invention, the height adjustment column has a movement mechanism for moving the display section up and down by motor drive, so that, for example, the focus of the image can be automatically adjusted according to the size of the paper. Can be done.

[Brief explanation of the drawing]

FIG. 1 is a perspective view showing a first embodiment of the present invention.

FIG. 2 is a block diagram showing a connection state in the first embodiment.

FIG. 3 is a perspective view showing a state in which the display device is fixed to a desk.

FIG. 4 is a configuration diagram showing a second embodiment of the present invention.

FIG. 5 is a perspective view showing a display device according to a third embodiment of the present invention.

[Figure 6] Figure 5 showing the arrangement of the liquid crystal projector and illumination lights
FIG.

FIG. 7 is a schematic cross-sectional view showing a rotation mechanism of the display section.

FIG. 8 is a schematic diagram showing a fourth embodiment of the invention.

FIG. 9 is a block diagram showing the configuration of a fourth embodiment.

FIG. 10 is a perspective view showing a display device according to a fifth embodiment of the present invention.

11 is a cross-sectional view showing the internal structure of the display section in FIG. 10. FIG.

FIG. 12 is a block diagram showing the configuration of a fifth embodiment of the present invention.

FIG. 13 is a flowchart showing an example of the operation of the fifth embodiment.

FIG. 14 is a perspective view showing a conventional electronic device.

[Explanation of symbols]

A1 Keyboard A2 Main body A3 Display device 1. LCD projector 1a, 2a, 3a Rotating friction plate 2, 3 Pillar 4 Support stand 5 Connector 6 Fixator 7 RAM 8 CPU

Claims (10)

[Claims] 1. An electronic device comprising a display device, a main body, and a keyboard independent of each other, each of which can be installed at an arbitrary location. 2. The display device includes a liquid crystal projector;
The electronic device according to claim 1, further comprising an angle adjustment column and a support stand. 3. The electronic device according to claim 1, wherein the display device includes projection adjustment means for projecting an image from a liquid crystal projector onto an image receiving medium. 4. The electronic device according to claim 2, wherein the support base includes various connectors. 5. The electronic device according to claim 1, wherein the display device includes a display section, an angle adjustment column, and a support base, and the display section includes a liquid crystal projector and an illumination light. 6. The electronic device according to claim 5, further comprising a changeover switch for selectively operating the liquid crystal projector and the illumination light. 7. The display unit is configured to be rotatable, and includes contact means for selecting the operation of the liquid crystal projector and the operation of the illumination lamp according to the rotational position of the display unit. Electronic equipment listed. 8. The display device includes a display section, a height adjustment column for adjusting the height of the display section, and a support base for supporting the height adjustment column. Electronic equipment listed. 9. The electronic device according to claim 8, wherein the display section includes a liquid crystal projector, an illumination light, and a non-contact distance measuring device. 10. The electronic device according to claim 8, wherein the height adjustment column has a movement mechanism for moving the display section up and down by a motor.