JPH08272518A - Coordinate input device - Google Patents

Abstract

PURPOSE: To realize a coordinate input device whereby operability and durability are secured even when operation is executed by a toe and also can be easily coped with various conditions where the operation is executed by a hand and the toe. CONSTITUTION: An operation disk 1 and a pad disk 2 which are formed into a plate-shaped body are mutually attached freely foldably by the engagement of hinge connecting parts 1a and 2a. The operation disk 1 is provided with a heal holding part 11, a toe supporting part 12 and a pair of right and left operation buttons 13 and 14. The pad disk 2 is formed by fixing a mouse pad 22 which is provided with a line pattern at the surface side of a substrate 21. A mouse mainbody 3 which can be used as a normal mouse is contained inside a mouse body 3 and an optical detection system is provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coordinate input device, and more particularly to a novel structure of a device having a function equivalent to that of a coordinate input device used as a so-called mouse suitable for operating a terminal such as a computer. Regarding

[0002]

2. Description of the Related Art Conventionally, a coordinate input device used as a so-called mouse in a computer terminal, a personal computer or the like detects a moving amount and a moving direction of a mouse body, and detects a corresponding coordinate which changes according to the movement of the mouse body. You can use the operation buttons provided on the
You can cancel the entered data. Normally, a pair of operation buttons is provided, and when one operation button is operated, the coordinate value at the time of operation can be input, and an operation equivalent to the return key or the selection input key on the keyboard can be performed. On the other hand, when the other operation button is operated, it is possible to cancel the input coordinates or perform an operation equivalent to the escape key on the keyboard.

As the above-mentioned mouse, there are a mechanical mouse that rotatably accommodates a detection ball and specifies coordinates by the rotation amount and rotation direction of the detection ball that rotates by scanning the mouse, and a mechanical mouse in the X and Y directions, respectively. A pad is formed by arranging extending striped line patterns on the front and back sides of a transparent substrate respectively, and an optical system having a plurality of light receiving portions for detecting line patterns in the X direction and the Y direction is provided on the pad, respectively. There is an optical mouse that specifies coordinates based on the number of detected line patterns and the detection order of a plurality of light receiving units.

However, since the conventional mouse is normally operated while being held by the palm, it cannot be operated by a person who has a handicapped palm due to an obstacle, and is operated while inputting a numerical value or the like on the keyboard. In that case, there is a problem that the mouse cannot be operated at the same time as the keyboard operation.

Therefore, as disclosed in Japanese Patent Application Laid-Open No. 62-37731, there has been proposed a structure in which a mouse can be operated with a foot. This mouse is a mechanical mouse provided with a detection ball, and is configured to operate a click button while moving the main body with one foot.

[0006]

In the above-mentioned conventional mouse, since it is not necessary to use the palm to operate with the foot, it can be used by persons with disabilities and can be operated simultaneously with the keyboard. There is. However, when operating with the feet, it is generally more difficult to perform detailed operations than with the palm, and there is the problem of operability that fatigue of the feet is great if such detailed operations are continued. There is also a problem with the durability of the mouse, because the leg may receive a large amount of force from its legs.

There are various situations in which persons with disabilities have various obstacles, and when one hand cannot be used, both hands are inconvenient, one leg is inconvenient, etc.
The conventional mouse cannot cope with these various situations, and there is a problem in that countermeasures must be individually considered. The same is true for healthy people, and there are various demands depending on the person, such as wanting to operate only with the palm or using both the palm and the foot, but it has been impossible to deal flexibly with these demands. .

Therefore, the present invention solves the above-mentioned problems, and it is an object of the present invention to ensure operability and durability even when operating with a foot and to easily handle various situations with a limb. It is to realize a coordinate input device capable of coping with.

[0009]

SUMMARY OF THE INVENTION A coordinate input device of the present invention is a coordinate specifying means for specifying coordinates by movement on a scanning surface, and inputting and / or inputting of the coordinates specified by the coordinate specifying means.
Alternatively, in the coordinate input device provided with input selection means for canceling, the coordinate specifying means is configured inside a moving body formed so that it can be held by four limbs, and the input selecting means is separate from the moving body. It is characterized in that it is configured as a body operating body, and at least one of the moving body and the operating body is operated by a foot.

Here, it is preferable that a pad board constituting the scanning surface of the moving body is provided and the pad board is detachably attached to the operating body.

In this case, it is desirable that the operating body and the pad board be provided with installation state changing means for changing the heights and postures of the operating surface and the scanning surface, respectively.

In these cases, the coordinate specifying means is an optical means provided with a coordinate detecting optical system, and the pad board is formed in at least one direction so that it can be detected by the coordinate detecting optical system. It is desirable to form a plurality of parallel line patterns that extend.

Further, it is preferable that the moving body is composed of a palm manipulator accommodating the coordinate specifying means and a foot manipulator which can be stored with the palm manipulator facing the scanning surface.

In this case, it is desirable to attach a dustproof sheet to the bottom surface portion of the foot operating body facing the scanning surface so as to surround the stored palm operating body.

In this case, it is also preferable that the palm operating body is provided with the same input selecting means as the operating body.

In these cases, further, the coordinate specifying means is an optical means having a coordinate detecting optical system,
It is desirable to provide a pad board that constitutes the scanning surface of the moving body, and to form a plurality of parallel line patterns extending in at least one direction that are formed by the coordinate detection optical system and that can be detected on the pad board. .

[0017]

According to the present invention, the coordinate specifying means is housed in the moving body, the input selecting means is constituted as a separate operating body, and at least one of the moving body and the operating body is operated by a foot. With the configuration, even a foot can perform a complicated operation at the same time, and operability can be improved.

According to the second aspect of the present invention, since the moving body can be moved on the pad board by making the pad board detachable from the operating body, the moving body can be reliably operated even at the feet. In addition, it is possible to separate the pad board under the moving body and the operating body and install them in an appropriate position according to preference, so that it can be installed in the position where it is most easy to operate, and it can be reversed left and right or It is also possible to perform work with the feet, and it is possible to further improve operability and adaptability to various usage modes.

According to the third aspect of the present invention, the operability is further improved by providing the operating body and the pad board with the installation state changing means for changing the height and posture of the operating surface and the scanning surface, respectively. be able to.

According to claim 4 or claim 8, by using the optical coordinate input device, the detection accuracy does not easily decrease even in a dusty place such as a floor, and malfunction or failure can be prevented. No maintenance is required. In addition, the operating force for moving the moving body can be reduced, and the fatigue of the legs can be reduced. further,
Since there is no mechanical drive part, it can withstand the harsh operating conditions performed with the foot and the like.

According to the fifth aspect, the palm is formed by the palm manipulator housing the coordinate specifying means and the foot manipulator that can be stored with the palm manipulator facing the scanning surface. Since the operation can be performed with either the foot or the foot, the operation can be performed in various usage modes depending on individual circumstances.

According to the sixth aspect, a dustproof sheet is attached to the bottom surface portion of the foot operating body facing the scanning surface so as to surround the stored palm operating body. It is possible to reduce the amount of dust attached.

According to the seventh aspect, by providing the palm operating body with the input selecting means similar to the operating body, it is possible to operate the palm operating body in the same manner as the conventional mouse.

[0024]

Embodiments of the coordinate input device according to the present invention will be described below with reference to the accompanying drawings. In this embodiment, as shown in FIG. 1, a vertical 3 made up of a pair of plate-like members made of synthetic resin.
Operation panel 1 with a rectangular flat surface of 0 cm and width of 35 cm
And a pad board 2 and a mouse body 3 configured to scan the surface of the pad board 2.

On the surface of the operation panel 1, a heel holding portion (heel footrest) 11 made of synthetic rubber is formed so that the heel is placed, and a toe is supported at a predetermined position corresponding to the heel holding portion 11. The toe support portion (neutral footrest) 12 made of synthetic rubber formed, and the operation buttons 13 and 14 formed on the left and right of the toe support portion 12 in pairs.
Are provided. The operation buttons 13 and 14 have a diameter of about 20 mm and a stroke of about 5 mm so that a click feeling can be obtained even when pressed by the sole of the foot, and the structure is highly rigid. It has the same function as the formed operation button. The heel holding portion 11 has a toe support portion 12 so as to correspond to the size of the foot.
It is fixed by a mounting structure that can be brought into and out of contact with.

Inside the operation panel 1, operation buttons 13, 1 are provided.
A switch circuit connected to the control panel 4 is housed and connected to a pair of connectors (not shown) mounted on the side surface of the operation panel 1. The connection cord 35 pulled out from the mouse body 3 described in detail later is connected to one of the connectors, and the connection cord 1 connected to the computer main body is connected to the other of the connectors.
5 is connected.

The pad board 2 includes a hard resin substrate 21 and
It is composed of a mouse pad 22 fixed to the front surface side of the substrate 21. The mouse pad 22 is formed by forming a line pattern 22X in the X direction and a line pattern 22Y in the Y direction on a front surface and a back surface of a transparent synthetic resin plate with a thin metal film such as aluminum, and covering the surface with a hard transparent protective film. A plurality of holding frames 23, which will be described later, are attached to the outer peripheral portion of the surface of the mouse pad 22 at appropriate intervals to prevent the mouse body 3 from falling off.

The operation panel 1 and the pad panel 2 are foldably attached to each other by hinge joints 1a and 2a provided on opposite side surfaces thereof. The hinge joint portion 1a is formed by forming a concave portion on a part of the side surface of the operation panel 1 and providing a hinge shaft protruding into the concave portion. The hinge joint portion 2a is formed so as to be accommodated in the concave portion. The convex portion is provided with a shaft hole for receiving the hinge shaft on the side surface portion of the convex portion. The hinge joint portions 1a and 2a are configured to be disengageable by moving the operation panel 1 and the pad panel 2 in the axial direction of the hinge shaft, and when the hinge shaft is inserted into the shaft hole, Operation panel 1 and pad panel 2
And are rotatably connected. The handle 16 attached to the side surface of the operation panel 1 and the handle 26 attached to the side surface of the pad panel 2 are provided on the operation panel 1 and the pad panel 2 when being carried.
It is for holding and in a folded state.

The mouse body 3 is formed in a substantially slipper shape having a length of about 25 cm and a width of about 8 cm, has a flat bottom portion 31, and has a mounting surface 32 for contacting the sole of the foot on the front surface side. A non-slip sheet 33 such as a surface fastener or an adhesive sheet made of synthetic rubber is attached to the mounting surface 32. The connection cord 35 is pulled out from the tip side surface of the mouse body 3 and is connected to the connector of the operation panel 1 as described above. Inside the mouse body 3, as described later, a detection optical system formed for each of the X direction and the Y direction for detecting the line pattern of the mouse pad 22 is housed. This detection optical system irradiates the mouse pad 22 with light such as infrared light from a light emitting element such as a light emitting diode, and detects reflected light from the mouse pad 22 with a light receiving element such as a photodiode through a condenser lens. It is configured as follows. This light receiving element has a two-part structure adjacent to each other in the Y direction in the X-direction detection optical system, and has a two-part structure adjacent to each other in the X direction in the Y-direction detection optical system.

The X-direction detection optical system outputs a detection signal that fluctuates up and down every time the mouse body 3 moves in the Y direction and crosses the X-direction line pattern. This detection signal is converted into a digital signal by the signal processing circuit. Based on this signal, the moving direction is obtained by the phase relationship of the digital signals obtained from the two-divided light receiving element, and the moving amount is obtained by the wave number of the digital signal. Similarly in the Y-direction detection optical system, the detection signal fluctuates up and down every time the mouse body 3 moves in the X-direction and crosses the Y-direction line pattern, and the phase relationship of the signals respectively obtained from the light-receiving elements of the two-division structure is obtained. Thus, the moving direction is obtained, and the moving amount is obtained by the wave number of the signal.

In this embodiment, for example, the right foot is placed on the operation panel 1 so that the heel corresponds to the heel holding portion 11 and the toe corresponds to the toe supporting portion 12. On the other hand, the mounting surface 32 of the mouse body 3
The left foot is placed directly or indirectly (with socks, shoes, slippers, etc.) on it and held by the anti-slip sheet 33. In this state, by scanning the left foot attached to the mouse body 3 back and forth and left and right on the pad board 2, for example, the cursor on the display of the computer moves vertically and horizontally. With the right foot, the operator inputs or cancels coordinates by pressing the left and right operation buttons 13 and 14 with the toes while keeping the heel on the heel holding portion 11 in correspondence with the appropriate movement position of the cursor.

In the present embodiment, since the mouse is moved with the left foot and the button is operated with the right foot, it is not necessary to perform both the move operation and the button operation with one limb as in the conventional mouse. The coordinate input work suitable for the operation can be performed. Since the left and right feet can be operated at the same time, for example, the drag and drop operation can be easily performed, and the foot can achieve operability equal to or higher than the mouse operation by the conventional palm.

FIG. 2 is a perspective view showing a state in which the operation panel 1 and the pad panel 2 are separated from each other. The hinge shaft 17 of the hinge joint portion 1a is removed from the shaft hole formed in the convex portion of the hinge joint portion 2a. The operation panel 1 and the pad panel 2 can be easily separated by pulling out. Therefore, the operation panel 1 and the pad panel 2 can be compactly housed together when carrying or not in use, and at the time of use, the left and right operation panels 1 and the pad panel 2 can be appropriately used according to the place of use and the mode of use. And can be used by setting them in desired positions, postures and directions, respectively. For example, it is possible to easily cope with the case where the left and right feet are reversed and the case where the operation is performed with only the palm of the mouse body.

FIG. 3 shows the operation panel 1 and the pad panel 2 provided with leg portions 18 and 28 capable of projecting and retracting at four corners on the rear surface side. The legs 18 and 28 have the same structure. FIG. 4A shows the cross-sectional structure near the leg 18 in detail. The operation panel 1 has a screw hole 1b extending vertically.
Is formed, and a male screw 18b engraved on the outer periphery of the leg portion 18 is screwed into the screw hole 1b. On the bottom surface side of the supporting portion 18a formed at the lower end of the leg portion 18, a slip stopper made of spherical synthetic rubber is fixed. Leg 1
8 is adapted to be projected and retracted downward from the screw hole 1b by rotating, and fixed by tightening a nut 19 which is screwed to the male screw 18b of the leg portion 18 on the bottom surface of the operation panel 1. You can do it.

By providing the leg portions 18 and 28 as described above, the heights of the operation panel 1 and the pad board 2 can be adjusted by retracting the leg portions 18 and 28, and as shown in FIG. By setting the lengths of the leg portions 18 and 28 formed at four places differently, the legs 18 and 28 can be installed at a desired inclination angle. In particular, the operation panel 1 and the pad panel 2 on which the foot is placed and operated can realize unexpectedly improved operability by providing a predetermined inclination angle, and the fatigue of the foot can be reduced.

The operation panel 1 and the pad panel 2 are shown in FIG.
You may provide the structure shown in. What is shown in FIG.
The support board 4 is arranged below the bottom surface of the pad board 2, and the connection portion 41 attached to the upper surface of the support board 4 and the connection portion 42 attached to the bottom surface of the pad board 2 are connected to each other by connecting screws and nuts. It is connected by 43. Connection parts 41, 42
Long holes 41a and 42a extending in the vertical direction are formed in each of them, and a thumbscrew is inserted through the long holes 41a and 42a so as to correspond to each other and tightened with a nut. In this structure, as shown by the dotted line A in the figure, the height of the pad board 2 can be adjusted up and down by the way of aligning the long holes 41a and 42a, and as shown by B in the figure, the pad board 2 can be adjusted. You can also adjust the angle of.

FIG. 5 shows a detailed structure of the mouse body 3 in this embodiment. A recess 34 opens slightly forward of the center of the scanning surface 31 formed on the bottom surface of the mouse body 3,
The mouse body 5 is housed inside the recess 34.
The mouse body 5 includes a boat-shaped base 51 that forms a bottom surface facing the scanning surface 31, and a spacer 51x, which is attached to the base 51.
A circuit board 52 mounted via 51y and mounted with the detection optical system and the signal conversion circuit, and spacers 51x and 51y.
The engaging members 53x and 53y connected to the engaging member 53
It has coil springs 54x and 54y attached to x and 53y and extending upward.

The engaging members 53x and 53y are provided with support holes 55x and 55y, respectively, which are bored in directions orthogonal to each other. The support holes 55x and 55y are mounted and fixed to the mouse body 3 and are provided in the recess 34. Projecting support shafts 37x, 37y
Is inserted. The support shafts 37x, 37y are attached to the mouse body 3 so as to be retractable and retractable.
The mouse body 5 can be removed from the mouse body 3 by releasing the fixed state and pulling the mouse body 3 into the mouse body 3 by an operation piece (not shown) provided on the.

The support holes 55x and 55y have an oval cross section that is long in the vertical direction and short in the horizontal direction.
When the x and 37y are inserted into the support holes 55x and 55y, the mouse body 5 is substantially fixed in the horizontal direction but is movable in a predetermined range in the vertical direction. The coil springs 54x and 54y are in contact with the upper surface of the recess 34 and constantly press the mouse body 5 downward. Therefore, the bottom surface of the mouse body 5 is always lightly pressed against the surface of the mouse pad 22 when the mouse body 3 slides on the surface of the pad board 2.

A sheet-like felt 36 is attached to the bottom surface portion 31 of the mouse body 3, and a sheet-like felt 56 is also attached to the bottom surface of the mouse body 5 surrounded by the bottom surface portion 31. . Therefore, when the mouse body 3 is scanned, the felt 36 attached to the bottom surface portion 31 is supplemented with dust on the surface of the mouse pad 22, which has the effect of reducing the amount of dust attached to the bottom surface of the mouse body 5. . Moreover, since the felt 56 is also adhered to the bottom surface of the mouse body 5, the dust is also captured on the felt 56 so that the detection window (not shown) formed on the bottom surface does not become dusty. Has been done. The effect of removing dust is also effective for a mechanical mouse structure.

The mouse body 5 housed in the mouse body 3 can be used alone by taking it out of the mouse body 3 and attaching a surface cover. in this case,
The mouse body 5 used alone may be operated by the palm,
In this case, the pad board 2 may be placed on the desk. In this case, the mouse body 5 can be moved on the mouse pad 22 with the palm, while the operation buttons of the operation panel 1 can be operated with the feet. Further, as will be described later, since the mouse body 5 is provided with operation buttons, it is possible to mount the front cover and use the mouse as an ordinary mouse with operation buttons.

FIG. 6 shows a block configuration of the signal detection system of this embodiment. The mouse body 5 housed in the mouse body 3 is provided with a detection window (not shown) which is optically opened on the bottom surface, and an X-direction detection optical system and a Y-direction detection optical system for irradiating and detecting light through the detection window. And the system is provided. Of these optical systems, the X-direction light emitting element 501
An x-direction and Y-direction light emitting element 501y, and an X-direction light receiving element 503x and a Y direction light receiving element 503y, which are composed of, for example, two-divided photodiodes, are connected to a signal conversion circuit 502. The signal conversion circuit 502 may be composed of a CPU (central processing unit) that constitutes a microprocessor unit.

In the signal conversion circuit 502, a potential change of two photocurrents (detected at each of the two divided detection portions) in each direction obtained by the X-direction light receiving element 503x and the Y-direction light receiving element 503y. To obtain two analog detection signals for each direction, compare the analog detection signals with a predetermined threshold value, and binarize them as digital signals, two for each direction, a total of 4 Outputs two digital detection signals. The mouse body 5 is also provided with operation buttons 504 and 505 connected to the signal conversion circuit 502, and the operation buttons are turned on by operating these operation buttons.
Two operation signals having an off state are transmitted.

The above four digital detection signals and two operation signals are sent out via the connection line 35. The connector 35 a of the connection line 35 is attached to the connector 101 provided on the operation panel 1, and the internal wiring 102 accommodated in the operation panel 1 is led out from the connector 101. The output lines of the switch circuits 103 and 104 connected to the operation buttons 13 and 14, respectively, are connected to the internal wiring 102, and are connected to the connector 105. Connector 1
The connector 15a of the connection line 15 connected to the computer is attached to 05.

In this embodiment, the mouse body 5 is also provided with operation buttons 504 and 505, the line for transmitting the operation signals and the switch circuits 103 and 104 in the operation panel 1.
The line to which the output of is connected is common. Therefore, normally, when used as shown in FIG. 1, the operation buttons 504 and 505 are not used and the output signals from the operation buttons 13 and 14 on the operation panel 1 are exclusively sent to the computer. The mouse body 5 is removed from the mouse body 3, and the operation buttons 50 provided on the mouse body
Since 4,505 can be operated by the palm, the mouse body 5 can be used as a normal mouse. Also,
Although the mouse body 5 is taken out and operated by the palm, it is also possible to use only the operation buttons by using the operation buttons 13 and 14 on the operation panel 1.

As described above, according to this embodiment, the operation of moving the mouse by the left and right feet and the operation of pressing the operation button are separately operated, so that the mouse is operated at the same time as the operation of the keyboard by the palm. In addition to being able to perform the operation, the operability is improved and the operation can be performed extremely easily with the foot.

Since the optical coordinate input device is used,
The operation force can be made extremely light, and the foot can be operated without any hindrance, and malfunctions and failures due to dust can be reduced even when the foot is placed in a dusty place. Regarding malfunction due to dust, the bottom portion 3 of the mouse body 3
Since the felt is attached to No. 1, there is an effect that dust attached to the bottom surface of the mouse body 5 can be reduced.

Since the operation panel 1 and the pad panel 2 are constructed so as to be foldable, they have high portability and storability and can be installed separately from each other. Can be defined separately. Also,
By providing the operation panel 1 and the pad panel 2 with a mechanism for changing the installation angle and the height, it is possible to further improve the operability.

Since the mouse body 5 is built in the mouse body 3 and can be used only by the mouse body 5, when operating the operation panel 1 and the mouse body 3 with the left and right feet, one operation panel is used. When operating 1 and operating the mouse body 5 with one palm, when operating the mouse body 3 with one foot, and when operating the control panel 1 with one palm, the mouse body 5 is operated as a normal mouse In various cases, various usage modes are possible.

[0050]

As described above, according to the present invention,
By accommodating the coordinate specifying means in the moving body, configuring the input selecting means as a separate operating body, and operating at least one of the moving body and the operating body with a foot, even with a foot Complex operations can be performed simultaneously in parallel, and operability can be improved.

Further, by making the pad board detachable from the operating body, the moving body can be moved on the pad board, so that the moving body can be reliably operated even at the feet and the moving body can be operated. It is possible to separate the pad board underneath and the operating body and install them in an appropriate position according to preference, so that it can be installed in the position where it is most easy to operate and can be reversed left and right or work with palms and feet. Is also possible,
Operability and adaptability can be further improved.

Further, by forming the moving body from the palm manipulator containing the coordinate specifying means and the foot manipulator which can be stored with the palm manipulator facing the scanning surface, either the palm or the foot can be used. Since the operation can be performed, the operation can be performed in various usage modes depending on individual circumstances. In particular,
By attaching a dustproof sheet to the bottom portion of the foot operating body facing the scanning surface so as to surround the stored palm operating body, it is possible to reduce the amount of dust attached to the palm operating body having the detection surface. . Further, by providing the palm operating body with the input selecting means similar to the operating body, it becomes possible to operate the palm operating body in the same manner as the conventional mouse.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a coordinate input device according to the present invention.

FIG. 2 is a perspective view showing a state in which an operation panel and a pad panel of the embodiment are separated.

FIG. 3 is a perspective view showing a state where the operation panel and the pad panel of the embodiment are adjusted and installed.

FIG. 4 (a) is an explanatory view showing an example of a height and tilt angle adjusting mechanism of an operation panel and a pad panel applicable to the embodiment.
(B).

FIG. 5 is a partial cross-sectional view showing the structure of the mouse body of the same example.

FIG. 6 is a block diagram showing a wiring connection configuration of the embodiment.

[Explanation of symbols]

 1 Operation panel 1a, 2a Hinge joint part 2 Pad board 3 Mouse body 5 Mouse body 13,14 Operation button 18 Leg 22 Mouse pad 31 Bottom part 36,56 Felt

Claims (8)

[Claims] 1. A coordinate input device comprising: coordinate specifying means for specifying coordinates by movement on a scanning plane; and input selecting means for inputting and / or canceling the coordinates specified by the coordinate specifying means. , The coordinate specifying means is configured inside a moving body that can be held by four limbs, and the input selecting means is configured as an operating body that is separate from the moving body, and at least the moving body and the operating body A coordinate input device characterized in that any one of them is operated by a foot. 2. The coordinate input device according to claim 1, further comprising a pad board that constitutes a scanning surface of the moving body, and the pad board is configured to be detachable from the operating body. 3. The operating body and the pad board according to claim 2, wherein the operating body and the pad board are provided with installation state changing means for changing a height and a posture of each of the operating surface and the scanning surface. Coordinate input device. 4. The coordinate specifying means according to claim 2 or 3, wherein the coordinate specifying means is an optical means having a coordinate detecting optical system, and the pad board is formed to be detectable by the coordinate detecting optical system. A plurality of line patterns arranged in parallel and extending in at least one direction are formed. 5. The moving body according to claim 1, comprising a palm operating body accommodating the coordinate specifying means and a foot operating body which can be stored with the palm operating body facing a scanning surface. A coordinate input device characterized by the above. 6. The coordinate input device according to claim 5, wherein a dustproof sheet is attached to a bottom surface portion of the foot operation body facing the scanning surface so as to surround the stored palm operation body. . 7. The palm operating body according to claim 5, wherein
A coordinate input device comprising the same input selection means as the operating body. 8. The coordinate specifying device according to claim 5, wherein the coordinate specifying device is an optical device having an optical system for coordinate detection, and a pad plate that constitutes a scanning surface of the moving body is provided. The coordinate input device is characterized in that a plurality of parallel line patterns extending in at least one direction are formed so as to be detectable by the coordinate detection optical system.