JPS61282139A - Image display device for car - Google Patents

Abstract

PURPOSE:To reduce the rate of occupying space and reduce weight while improve coziness in a car room by enabling a thin display panel to be supported at a desired angle by means of hinged combination and to be retracted into a recessed part. CONSTITUTION:When an electronic display device 27 is not in use, links 35, 36 are folded to make a thin-film electronic display panel 34 fall onto a sub strate 32 side as sown by the two-dotted chain line and the device 27 is pushed in to be housed in a recessed part 31 which has rollers on its bottom surface. When in use, the device 27 is pulled out from the recessed part 31 and stopped at a specified position by means of a stopper, and the electronic display panel 34 is turned around a hinge 33 and supported at a desired angle to the substrate 32 by means of the links 35, 36. By this construction, the display device can be compactly housed in an instrument panel to reduce the occupying space when not in use while, when in use, making the layout of an instrument assem bly easy, to improve the coziness in a car room and reduce the weight of the whole device.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a video display device for an automobile, which is installed in a garage and is used to inform the driver of various information on a road map and constant-velocity vehicle traffic.

Conventional technology The configuration shown above (as a related conventional example, see page 38 of the April special issue of the magazine "Motor Fan" published by Sanei Shobo in 1981) is generally known. There is. In other words, the keyboard 2 is placed in the center of the steering wheel 1.
A command signal to obtain the necessary information is given to the central processing unit 3 (CPU), and the video signal generated by the drive circuit 4, which operates in response to the output signal from the central processing unit 3, is displayed electronically. The information is sent to the panel 5, and each shoulder information is displayed as an image on the electronic display panel 5. The above information refers to what is required from the viewpoint of vehicle operation or maintenance, such as road maps, drive guides that display the current vehicle position, remaining fuel and oil levels, Includes warning displays to notify of abnormalities. In other words, there is no computer or computer installed in the vehicle.
The main purpose of the vehicle is to enable the video display of the various information mentioned above by installing the NetwoK System) and to speed up vehicle operation.

Problems to be solved by the invention However, such conventional video display devices for automobiles (
In this case, the electronic display panel 5 occupies a large surface space within the instrument panel.
Layout problems occur. That is, the instrument assembly usually includes a ventilator grille 6, an air conditioning operation panel 7, and a wind direction control panel 8. Radio 9. Equipment such as a car stereo 10° clock 11 must be installed, but the equipment is pushed downwards by the space occupied by the electronic display panel 5.1 This makes it difficult to operate these equipment. As the situation worsens, the space underneath becomes narrower, leading to a decline in livability near the feet.

In some cases, the above-mentioned electronic display panel 5 is placed between the lower center of the instrument panel and the center console 12, but it is difficult to see from the driver's seat, and the backrest of the front seat acts as a barrier for passengers in the rear seats. The disadvantage is that it is not possible to provide information to

Therefore, the present invention can reduce the occupation ratio of the electronic display panel to the instrument panel, solve the layout problem, reduce the weight of the system, and reduce the comfort of the vehicle interior. The object of the present invention is to obtain a video display device for an automobile that is free of .

Means for Solving the Problems In order to achieve the above object, the present invention provides a keyboard that issues command signals for retrieving necessary information, and a central processor that processes and calculates various information by operating the keyboard. In the configuration, the electronic display device has one end hinged to an end of the board, and a drive circuit that sends a signal to an electronic display panel provided on the instrument panel side using the output of the central processing unit. , a thin electronic display panel that can be freely collapsed, a support means for maintaining the thin electronic display panel at an arbitrary angle with respect to the substrate, and can be housed in a recess on the instrument panel side so as to be freely retractable. be.

When the electronic display device is not used, the thin electronic display panel is stored in the recess on the instrument panel side with the flat electronic display panel laid down on the board, and when the electronic display device is used, the board is placed on the instrument panel side. The thin electronic display panel can be pulled out from the recess and tilted at a predetermined angle from the substrate, and stabilized by the support means. Therefore, an operational state is obtained in which the display panel is pulled out to the front of the instrument panel only when the electronic display device is used, and is housed in the instrument panel in a substantially flat plate shape when not in use.

Embodiment Hereinafter, an embodiment of a video display device for an automobile according to the present invention will be described based on the drawings. That is, as shown in Figure 1, on the right side of the instrument panel 21 is an instrument panel 22 in which a speedometer, tachometer, various warning lights, etc. are arranged.
is provided, and the instrument panel 21
At the top center of the ventilator grill 23. clock 24
is arranged, and at the bottom there is an operation panel 25 for dry stabbing.
A wind direction control panel 26 is arranged. Reference numeral 27 designates an electronic display device, which is housed in the instrument panel 21 in the form of a flat plate as shown in the figure. The road is radio, 2
9 indicates a car stereo. Also, a keyboard 2 is attached to the center of the steering wheel 1, and is designed to issue command signals when the driver obtains necessary information.

As shown in FIG. 2, the electronic display device 127 described above is capable of moving in and out of a recess 31 provided on the side of the instrument panel 21, and is configured to be pulled out from the recess 31 and set when in use. That is, as shown enlarged in FIG.
3, and links 35 and 36 as supporting means for maintaining the thin electronic display panel 34 at an arbitrary angle with respect to the substrate 32. The ends of the links 35 and 36 are pivotally connected to the thin film electronic display panel; can be laid down as shown by arrow A.

Reference numeral 37 denotes a central processing unit (CPU), which processes various information and performs calculations based on input signals from the keyboard 2. A driving circuit 40 is built in the extension 32a of the substrate 32, and receives an output signal from the central processing unit 37 and sends a video signal to the thin electronic display panel 34. Note that the drive circuit 40 does not necessarily have to be built into the extension part 32a, and may be provided separately.

A plurality of rollers 38, 38, . . . are provided on the bottom surface of the recess 31.
. is fixed, and the substrate 32 forming the electronic display device R27 and its extension 32a are slidable.

Furthermore, a stopper mechanism is attached at an appropriate position (not shown).
When the electronic display device 27 is pulled out from the recess 31, it is stopped at a predetermined position without returning into the recess 31.

The 4m electronic display panel 34 is made of, for example, thin film Ink (Elω
-trol+umineacenae) panel or plasma display panel, etc., and the extension part 32
The drive circuit 40 built in a is composed of a shift register, a high voltage MO8, and the like. This drive circuit 40 and central processing unit 37 are connected via a multi-flexible cable 39.

According to this configuration, when the electronic display device 27 is not used, the links 35 and 36 are bent and the thin film electronic display panel (4) is pushed down toward the substrate 37 side as shown by the two-dot chain line, and pushed into the recess 31. On the other hand, the electronic display device 2
7 is used, the electronic display panel 2 is removed from the recess 31.
7, and stop it at a predetermined position using a stopper (not shown), and then remove the thin film electronic display panel 3 as shown by arrow A in FIG.
4 around the hinge 33, link 35,
Supported by 36. Therefore, the thin film display panel can be maintained at an arbitrary angle with respect to the substrate 32. Next, by operating the keyboard 2, information necessary for operating or maintaining the vehicle is displayed as an image on the thin film electronic display panel 34. When the above operation is completed and the electronic display device 27 is no longer needed, the thin-film electronic display panel 34 is again folded toward the substrate 32 and the substrate 32 is housed in the recess 31.

FIG. 4 shows another embodiment of the device of the present invention, in which an electronic display device b127a is housed in a recess 31a provided in the vertical direction relative to the instrument panel 21. As shown in an enlarged view in FIG. 5, this electronic display device 271L has a thin electronic display panel 7 (4a) connected to the end of a substrate 32b using a hinge 33a, and a link 3
5a, 36&, the thin electronic display panel 34L is laid down as shown by arrow B. According to this embodiment, when using the electronic display device 27a, the electronic display device 1127a is pulled out further upward from the top surface of the instrument panel 21, and the thin film electronic display panel 34a is moved from the links 35a and 36at to the arrow B. What is necessary is to tilt it at a predetermined angle in the direction of , and maintain that state. According to this embodiment, since the electronic display device 27& does not occupy any space on the front side of the instrument panel 21, a mode is obtained in which there is no obstruction in the layout of the instrument assembly.

As described in detail, the automobile video display device according to the present invention has the following features:
It comprises a thin electronic display panel whose one end is hinged to the end of the substrate so that it can be folded down freely, and a support means for maintaining the thin electronic display panel at an arbitrary angle with respect to the substrate, and the thin electronic display panel and The circuit board is housed in a recess on the instrument panel side so that it can be freely moved in and out, so when the image display device is not in use, it can be pushed into the instrument panel side to create a compact instrument panel. It can be stored inside. Therefore, the electronic display panel no longer occupies a large surface space on the instrument panel side, and the layout of various instrument assemblies becomes easier, maintaining good operability of these instrument assemblies, and further improving the comfort of living. do. In addition, when using the image display device, the height of the thin electronic display panel can be set to any desired position, so the panel surface can be adjusted regardless of whether it is in the driver's seat or the rear seat. You can choose the most visible position. Furthermore, by using a power-saving display device such as a thin-film PL panel as a thin electronic display panel, and by adopting a highly integrated electronic circuit using MOS Ilo for the drive circuit, we are able to significantly reduce energy consumption and improve equipment efficiency. It is possible to realize miniaturization of itself,
Provided is an automotive video display device that is extremely useful from the standpoint of energy conservation.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing a state in which an automobile video display device according to an embodiment of the present invention is set in a vehicle interior, Fig. 2 is a cross-sectional view of the same, and Fig. 3 is a main part of the m2 diagram. An enlarged view, FIG. 4 is a sectional view of a main part showing another embodiment of the present invention, and FIG.
FIG. 6 is an enlarged view showing the main parts of the figure, and a perspective view showing an example of a conventional video display device for an automobile. 21... Instrument panel, 27.27a...
・Electronic display device, 2...Keyboard, 31, 32
a...Concavity, 32 degrees 32 b-...Substrate, 32 a-
... Extension part, 33... Hinge, 34. :44a...Thin circular display panel, 35936 #35&? 36
&... Link, 37... Central processing unit. 2 people Figure 1 Figure 2

Claims (1)

[Claims] (1) A central processing unit that processes and calculates various information based on input signals from the keyboard, and a drive that receives output signals from this central processing unit and sends video signals to an electronic display device installed on the instrument panel side. In a configuration including a circuit, the electronic display device includes a thin electronic display panel having one end hinged to an end of the substrate so as to be freely foldable, and a support means for maintaining the thin electronic display panel at an arbitrary angle with respect to the substrate. What is claimed is: 1. A video display device for an automobile, comprising: a recessed portion on an instrument panel side;