JPS6218048B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a multi-item input device that is provided with a plurality of item sheets that define a large number of item keys, and that allows input of a large number of item names by changing the vertical position of the item sheet. More specifically, the present invention relates to a running direction switching mechanism that selectively guides a plurality of item sheets to a position directly below a keyboard panel or to the outside of a multi-item input device.

In the multi-item input device, a large number of item keys are arranged in a matrix, and each item key is defined by guiding a desired item sheet directly under the item key.

Then, by operating a desired item key, coded information corresponding to the item key is applied to the data processing device, and the coded information is input from the item name table corresponding to the item sheet led directly under the item key. Read the corresponding data.

Therefore, not only can different data be read by operating different item keys, but also different data can be read by changing the item sheet even if the same item key is operated. It is possible to input a large number of items determined by the product of the number and the number of item sheets.

Conventionally, as such a multi-item input device, the fourth
I had the configuration shown in the figure. That is, an upper guide plate 2 is located below a transparent keyboard panel 1 in which a large number of item keys are arranged in a matrix.
5 is provided to connect the keyboard panel 1 and the upper guide plate 2.
5 is used as an upper space 26 for guiding the selected item sheets, and a lower guide plate 27 is provided below the upper guide plate 25, and the space between both guide plates is used as a lower space for guiding the remaining item sheets. 28, and further provided with a drum 5 close to the upper space 26 and the lower space 28, on which a plurality of transparent or translucent item sheets 4, 4... are wound in a stacked state, and rollers provided to surround the drum 5. An endless belt 11 made of an elastic material such as rubber and stretched between 6, 8, 9, and 10 is brought into pressure contact with the side surface of the drum 5 that is separated from the spaces 26 and 28. The drum 5 is connected to a motor (not shown) so that it can be driven in forward and reverse directions, and the rollers 6, 8, 9, and 10 are connected to the motor.

Furthermore, one side edges of a plurality of item sheets 4, 4, . . . are provided on the drum 5 directly or indirectly at equal intervals. Also, the rollers 6 and 1 of the drum 5
The side face directly facing both spaces 26 and 28 through the space between the two spaces 26 and 28 does not come into contact with the endless belt 11, and serves as an item sheet feeding section.

Note that 14 is an item sheet guide.

Therefore, when a desired item sheet 4 is to be sorted and sent to the upper space 26, the motor (not shown) is first rotated in the normal direction to rotate the drum 5 in the item sheet winding direction (counterclockwise direction in the figure). do. Then, by continuing to rotate the drum 5 even after all the item sheets 4, 4, . . . have been wound up, the free edges of each item sheet 4, 4, .

Here, if it is detected that the free edge of the desired item sheet 4 is released, the drum 5 is stopped, and then the drum 5 is reversed, only the desired item sheet 4 is guided into the upper space 26. , the remaining item sheets 4, 4, . . . can be led to the lower space 28.

By operating the item keys after selecting the desired item sheet 4 as described above, data determined by the item sheet 4 and the item keys can be read out, making it possible to select input of multiple items.

In addition, when replacing the item sheets 4, 4..., open the housing of the multi-item input device, or lead all the item sheets 4, 4... to the lower space 28, and replace the front side of the multi-item input device. It is supposed to be pulled out from the bottom.

Therefore, a mechanism for opening and closing the housing of the multi-item input device or a mechanism for guiding all the item sheets 4, 4, . This not only complicates the structure of the multi-item input device as a whole, but also complicates the task of exchanging the item sheets 4, 4, . . . .

In addition, if the latter mechanism is installed, the front part of the multi-item input device must protrude from the mounting base, which may cause the multi-item input device to become unstable during operation. It has some drawbacks.

The present invention makes it possible to selectively guide the item sheet below the keyboard panel or outside the multi-item input device by making the item sheet guide, which was conventionally fixedly attached, movable up and down. This eliminates the above drawbacks.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings showing examples.

FIG. 1 is a longitudinal side view showing a multi-item input device equipped with the mechanism of the present invention in a state in which input is possible, and FIG. 2 is a longitudinal side view showing the multi-item input device in a state in which the same item sheet can be replaced.

A guide plate 2 is provided below a transparent keyboard panel 1 in which a large number of item keys are arranged in a matrix, and the space between the keyboard panel 1 and the guide plate 2 is used as a guide space 3 for guiding item sheets. A drum 5 on which a plurality of opaque item sheets 4, 4, . . .
7, 8, 9, 10 are provided, and rollers 6, 7, 8,
Of the endless belt 11 made of an elastic material such as rubber stretched between 9 and 10, the portion located between the rollers 6 and 10 closest to the guide space 3 is pressed against the side of the drum 5 that is separated from the guide space 3. and further guide space 3
A traveling direction switching mechanism 12, which is the main feature of the present invention, is provided between the roller 6 and the roller 6.

By connecting the drum 5 to a motor (not shown), it can be rotated in forward and reverse directions, and
The rollers 6, 7, 8, 9, and 10 are connected to the motor so that the endless belt 11 runs at the same speed in the same direction as the circumferential surface of the drum 5 at the part where it comes into pressure contact with the drum 5.

Further, one side edges of a plurality of item sheets 4, 4, . . . are provided on the drum 5 directly or indirectly at equal intervals.

The keyboard panel 1 is made of a transparent substrate such as a glass plate, and item keys such as touch keys formed by vapor-depositing contacts are arranged on the top surface of the keyboard panel 1.

Running direction switching mechanism 12, which is the main feature of the present invention
is shown in Figure 3.

An item sheet guide 14 is provided with an item sheet inlet/outlet 13 formed on the upper surface of the casing of the multi-item input device between the keyboard panel 1 and the roller 6, and can selectively close the guide space 3 or the item sheet inlet/outlet 13. has been established.

Further, on both sides of the item sheet guide 14, fulcrum shafts 15, 15 that rotatably engage with predetermined positions of the casing of the multi-item input device are provided protrudingly, and a lever rod 16 is vertically provided on one side. An item sheet guide 14 is placed between the lower end of the rod 16 and a predetermined position of the casing.
Item: A spring 17 is tensioned to bias the sheet loading/unloading port upward to the closed state, and the operating shaft 19 of a self-holding solenoid 18 set at a predetermined position in the case is connected to the lower end of the lever 16 by a connecting hook 20. When the self-holding solenoid is connected, the item sheet guide 14 can be rotated downward against the spring 17 to close the guide space 3.

In addition, 21 is the item sheet guide 1 by the spring 17.
This is a stopper that restricts the upward rotation of 4.

The operation of the multi-item input device configured as described above is as follows.

When selecting a desired item sheet 4, positioning the item sheet 4 at the top, and stacking all the item sheets 4, 4, etc. and sending them out to the guide space 3, first a motor (not shown) is activated. is rotated in the normal direction to rotate the drum 5 in the item sheet winding direction (counterclockwise in the figure).

If the rotation of the drum 5 is continued even after all the item sheets 4, 4, . . . have been wound up, the free edges of the item sheets 4, 4, .

Here, if the detection means (not shown) detects that the free edge of the desired item sheet 4 is released, the drum 5 is stopped, and then the drum 5 is reversed, so that the desired item sheet 4 can be All the item sheets 4, 4, . . . can be led to the guide space 3 in a state where they are positioned at the top.

In the above case, by not operating the self-holding solenoid 18 and rotating the item sheet guide 14 upward by the spring 17, the item sheet loading/unloading port 13 is held in the closed state and the guide space 3 is kept in the open state. It is held in

After selecting the desired item sheet 4 as described above, by operating an item key, coded information corresponding to the item key encoded by a key circuit (not shown) is sent to a data processing device (not shown). The data corresponding to the encoded information can be read from the item name table corresponding to the item sheet 4 located at the top.

When replacing the item sheets 4, 4..., first wind up the item sheets 4, 4... by rotating the drum 5, and then replace the self-holding solenoid 18 by operating a switch (not shown).
The item sheet guide 14 can be rotated downward against the spring 17 to close the guide space 3 and open the item sheet insertion/removal opening 13.

After that, if the drum 5 is reversed (rotated clockwise in the figure), the item sheets 4, 4, etc. can be sent out, and all the item sheets 4, 4,... that have been sent out can be moved by the item sheet guide 14. It can be guided to the item sheet loading/unloading port 13 and taken out from the multi-item input device.

Therefore, the item sheets 4, 4, . . . can be easily replaced in this state.

After replacing the item sheets 4, 4..., the drum 5 is rotated to wind up new item sheets 4, 4..., and the item sheets 4, 4... are then mounted on the drum 5. By releasing the drive of the self-holding solenoid 18, the item sheet guide 14 is rotated upward, closing the item sheet loading/unloading port 13 and opening the guide space 3.

Therefore, by repeating the above operations, a desired item sheet 4 is created among the new item sheets 4, 4...
can be sorted.

The above describes an embodiment in which the item sheet guide is moved up and down using a self-holding solenoid and a spring. However, the present invention is not limited to this embodiment at all. For example, the item sheet guide can be moved up and down manually. It is also possible to move it, and other design changes can be made as appropriate.

As described above, in the present invention, the item sheet can be selectively guided to the guide space directly below the keyboard panel or to the outside of the multi-item input device by simply moving the item sheet guide up and down, so that the item sheet can be replaced. Not only can the work be made extremely easy, but since the item sheet guide also serves as a cover for the item sheet loading/unloading port, the number of parts can be reduced, and the overall configuration can be simplified.

[Brief explanation of the drawing]

FIG. 1 is a vertical sectional side view showing a multi-item input device equipped with the mechanism of the present invention in an input operable state. FIG. 2 is a vertical sectional side view showing the same item sheet exchange operation state. FIG. 3 is a perspective view showing the traveling direction switching mechanism of the present invention. FIG. 4 is a longitudinal side view showing a conventional multi-item input device. 1...Keyboard panel, 3...Guidance space, 4
...Item sheet, 5...Drum, 11...Endless belt, 12...Travel direction switching mechanism, 13...Item sheet loading/unloading port, 14...Item sheet guide,
17... Spring, 18... Self-holding solenoid,
21...stopper.

Claims (1)

[Claims] 1. Wind up multiple item sheets in a stack on a drum that can rotate in forward and reverse directions, detect item sheets to be sorted when the drum rotates in one direction, and select item sheets to be sorted by rotating the drum in the opposite direction from the keyboard panel. In a multi-item input device that is guided directly under the keyboard panel, an item sheet loading/unloading port is provided close to the keyboard panel, and an item sheet guide is provided to selectively open the guiding space directly under the item sheet loading/unloading port or the keyboard panel. A seat running direction switching mechanism in a multi-item input device, characterized in that: