JP2006088718A - Adjusting device of seat - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a technique for easily and freely performing a switch operation in the longitudinal direction and vertical direction, while maintaining operation feeling of a dial at the time of a seat dial operation. <P>SOLUTION: In a dial operation part 10, a substrate 11 and a tube member 13 abutted on plane 12 of the substrate 11 are arranged. A holder member 16 is fixed from the substrate 11 in a drawing lower direction. A reclining switch 17 is fixed to the tube member 13. A rotary shaft 21 of the dial is rotatably mounted on the reclining switch 17. The dial operation part 10 is fixed to the rotary shaft 21. A mode changeover switch 29 as a switch means 28 for detecting each of two positions is mounted on the tube member 13. The rotary shaft 21 is constituted to be movable to the two positions along the rotary shaft 21 in relation to the tube member 13. The rotary shaft 21 is constituted so that a rotating operation and a sliding operation may be performed by operating the dial operation part 10. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a sheet adjustment apparatus that adjusts the position of a sheet by rotating and sliding a dial operation unit.

2. Description of the Related Art Conventionally, a so-called power seat device that includes a dial operation unit in a vehicle seat and electrically adjusts the reclining adjustment of the seat back and the front and rear direction adjustment of the seat cushion has been widely used (see, for example, Patent Document 1). .
Japanese Utility Model Publication No. 6-47031 (FIG. 2)

Patent document 1 is demonstrated based on the following figure.
FIG. 7 is a diagram for explaining the basic configuration of the prior art. The dial operation unit 100 of the power seat device also serves as a reclining adjustment dial 101 for the seat back. In addition to the adjustment dial 101, the dial operation unit 100 is provided. The seat cushion lifter switches 102 and 103 and the slide switches 104 and 105 are integrally provided on the surface of the surface to improve the operability of the seat position adjustment.

  However, in Patent Document 1, since the lifter switch and the slide switch are arranged at different positions on the surface of the operation dial, when the switch operation is performed in addition to the dial operation, the push button operation is performed with a part of the finger or the palm. Need to do.

For this reason, the occupant needs to change the dial and search for the position of the switch in order to accurately perform the push button operation of the switch. There is a drawback in that the dial operation feeling changes as the dial changes. In addition, the operation takes time.
It is preferable if the seat can be freely adjusted without changing the operational feeling of the dial.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a technique for easily and freely performing forward / backward and up / down switch operations while maintaining a feeling of dial operation during seat dial operation.

  The invention according to claim 1 is a seat adjustment device having a dial operation unit capable of rotating and sliding, wherein the dial operation unit is configured to be movable to a plurality of positions along the rotation axis. A plurality of operation modes are provided according to each position.

  In the invention according to claim 2, the plurality of positions include a normal position where the dial operation unit is at a normal position with respect to the seat, and a pull-out position where the dial operation unit is pulled out from the normal position. In the normal position, the dial operation section acts on the switch means for performing basic adjustment of the seat, and in the pull-out position, the switch means is actuated on the switch means for fine adjustment of the seat. It is arranged.

  The invention according to claim 3 is a rotation in which the seat back is tilted and the dial operation unit is rotated when the rotation information that the dial operation unit is rotated and the position information that the dial operation unit is in the normal position are received. A control unit is provided that performs control by tilting the seat cushion when receiving information and position information indicating that the dial operation unit is at the pull-out position.

  The invention according to claim 4 displaces the entire sheet in the slide operation direction when receiving the specific direction slide information that the dial operation unit is slid in a certain direction and the position information that the dial operation unit is in the normal position. The control unit that displaces the seat back, the seat cushion, or the headrest in the slide operation direction when receiving the specific direction slide information that the dial operation unit is slid in a certain direction and the position information that the dial operation unit is in the pull-out position. It is provided with.

  In the invention according to claim 1, the dial operation unit is configured to be movable to a plurality of positions along the rotation axis. Therefore, a push-pull operation is added to the rotation operation of the dial grip unit, and the operations are combined. Is possible. In addition, since a plurality of operation modes are provided according to a plurality of positions, a plurality of operation modes can be provided by these switch means.

  In addition, since the dial gripping portion is operated by combining the rotation operation with the push-pull operation, the feeling of operation of the dial can be maintained. Specifically, it is possible to perform an accurate dial operation according to the occupant's intention without changing the grip of the dial operation unit.

  Since the dial operation unit has a plurality of operation modes, it is possible to perform various sheet operations while maintaining a sense of operation with only one dial operation unit without providing a plurality of operation units inside and outside the dial grip unit. There is an advantage that you can.

In the invention according to claim 2, the position of the dial operation part is composed of a normal position and a pull-out position, and the switch means is arranged to perform basic adjustment of the sheet at the normal position and fine adjustment of the sheet at the pull-out position. did.
Since the basic adjustment of the sheet is performed at the normal position and the fine adjustment of the sheet is performed at the drawing position, switching between the basic adjustment of the sheet and the fine adjustment of the sheet is one-touch.
Since switching between the normal position and the drawer position can be performed with one touch, there is an advantage that dial operation is easy and the operational feeling can be improved.

  In the invention according to claim 3, the position information and the rotation information of the dial operation unit are combined, the seat back is tilted when the dial operation unit receives the rotation information at the normal position, and the rotation information at the pull-out position of the dial operation unit. Since the control unit that tilts the seat cushion when receiving the seat reclining operation, the reclining operation of the seat back or the seat cushion can be selectively performed by the same dial operation unit.

  Since selective displacement operation can be performed with the same dial operation unit, there is no need to change the grip of the dial operation unit, and the seat back or the seat cushion can be reclined in the same direction as the rotation direction of the dial operation unit. .

Since the reclining operation can be performed in the same direction as the rotation direction of the dial operation unit, the occupant can perform two reclining operations while maintaining an operational feeling.
As a result, there is an advantage that the operability of the sheet can be improved.

  In the invention according to claim 4, the position information of the dial operation unit and the slide information are combined, and when the dial operation unit receives the specific direction slide information at the normal position, the entire sheet is displaced in the slide operation direction. Since the control unit that displaces the seat back, the seat cushion, or the headrest in the slide operation direction when receiving the slide information in the specific direction at the pull-out position, a single dial operation unit performs the displacement operation of the entire seat or the individual parts of the seat. Can be done selectively.

  Since the selective displacement operation can be performed with one dial operation unit, it is not necessary to change the grip of the dial operation unit, and the entire sheet or individual parts can be slid in the same direction as the sliding direction of the dial operation unit. .

Since it can be slid in the same direction as the sliding direction of the dial operation unit, the occupant can perform the displacement operation of the entire seat and the displacement operation of the individual parts while maintaining the operational feeling.
As a result, there is an advantage that the operability of the sheet can be improved.

  The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals. “Front”, “rear”, “left”, “right”, “upper”, and “lower” indicate directions viewed from the driver of the vehicle.

  FIG. 1 is a cross-sectional view of a dial operation unit provided in a sheet adjusting apparatus according to the present invention. The dial operation unit 10 is arranged with a substrate 11 and a bottom surface 14 of a cylindrical member 13 in contact with a flat surface 12 of the substrate 11. Then, the holder member 16 is fixed downward from the substrate 11, the reclining switch 17 is fixed to the inner bottom surface 15 of the cylindrical member 13, and one end of the rotating shaft 21 of the dial operation unit 10 is connected to the switch shaft 18 of the reclining switch 17. 21a is rotatably attached and the dial grip part 31 for dial operation is fixed to the other end 21b of the rotating shaft 21. And in order to make it the state which the bottom face 14 of the cylinder member 13 contact | abutted without leaving | separating from the plane 12 of the board | substrate 11, between the holder member 16 and the cylinder member 13, the regulating member 22, spring member 23 ... (... indicates a plurality. The same shall apply hereinafter).

  Two O-rings 24 are fitted around the rotating shaft 21, and the circumference of the O-ring 24 is fitted into two grooves 25 provided in the cylindrical member 13. That is, the O-ring 24 is interposed between the rotary shaft 21 and the cylindrical member 13 so that a predetermined frictional force is required for the rotary shaft 21 when the rotary shaft 21 is rotated or pushed. To do. By interposing the O-ring 24, the rotating shaft 21 is held at the normal position or the pulled-out position, and the operation feeling is improved.

  In addition, a convex member 26 is fitted on the rotary shaft 21, the fitted convex member 26 is fixed with a screw 27, and mode switching as two switch means 28 is performed inward from the cylindrical member 13 in accordance with the position of the convex member 26. The switch 29 is attached, the dial grip portion 31 is gripped, the dial grip portion 31 is pushed and pulled, and the convex member 26 is applied to one of the two mode changeover switches 29, so that the entire sheet is operated or pulled out at the normal position. Two modes are switched, that is, the operation of the sheet individual part at the position.

Further, a plurality of slide switches 32... Are attached inward from the holder member 16, and the cylindrical member 13 is slid close to the slide switches 32. Configure as you can.
To slide the tubular member 13 and bring the outer peripheral surface 13a of the tubular member 13 into contact with the slide switch 32, it is possible to grip the dial grip portion 31 and slide the dial grip portion 31 in the front-rear direction.

  In other words, the seat adjustment device includes a dial operation unit 10 that can be rotated and slid. The dial operation unit 10 is configured to be movable along two axes 33 and 34 along the rotation axis 21. A mode changeover switch 29 is provided as switch means 28 for detecting each of the three positions 33 and 34.

  2 is a cross-sectional view taken along the line 2-2 of FIG. 1, and slide switches 32 are attached to the outer peripheral surface 13a of the cylindrical member 13 from four locations on the upper, lower, left, and right sides of the holder member 16. FIG. In addition, the slide switch 32... Is also attached to the upper right, lower right, lower left and upper left of the holder member 16. The cylindrical member 13 is configured to be slidable toward the outside of the cylindrical member 13 with respect to the holder member 16 with the central axis 35 of the holder member 16 as the origin, and the outer peripheral surface 13a of the cylindrical member 13 is one of the switches 32 described above. Indicates that it has been applied to.

  3 is a cross-sectional view taken along line 3-3 of FIG. 1. When the dial grip 31 (see FIG. 1) is gripped, the cylindrical member 13 is slid and the dial grip 31 is released, the cylindrical member 13 and the cylindrical member 13 are shown. 4 and 4 between the cylindrical member 13 and the holder member 16 so that the center of the cylindrical member 13 and the central axis 35 of the holder member 16 coincide with each other. It shows attaching spring members 23.

  By the action of the spring members 23..., The rotary shaft 21 and the cylinder member 13 can be slid with respect to the holder member 16 and the dial grip portion 31 (see FIG. 1) is released to return to the original position.

  4 is a cross-sectional view taken along line 4-4 of FIG. 1, and when the rotary shaft 21 (see FIG. 1) and the cylindrical member 13 are slid, the central axis of the rotary shaft 21 and the cylindrical member 13 is the center of the holder member 16. It shows that the regulating members 22... Are interposed at four locations between the holder member 16 and the cylindrical member 13 so as to maintain a state parallel to the shaft 35. Due to the restricting members 22..., The substrate plane 12 (see FIG. 1) and the bottom surface 14 of the cylindrical member 13 are always in contact with each other. The squareness can be maintained.

FIG. 5 is an explanatory view of a sheet adjusting apparatus according to the present invention.
The seat adjusting device 40 supports the seat 41, the adjusting member 42 that supports the seat 41 and adjusts the height of the seat 41, the moving plate 43 that supports the adjusting member 42, and the moving plate 43 can be moved back and forth. A guide member 44 for guiding, a seat front / rear driving means 45 for driving the moving plate 43 back and forth with respect to the vehicle body, a seat cushion vertical driving means 46 spanned between the moving plate 43 and the adjusting member 42, and a seat back 47 The seat back tilting drive means 48 tilts (reclins) and the dial operation unit 10 attached to the side of the seat. Then, the seat back tilt control unit 49 is connected to the seat back tilt drive unit 48, the seat cushion vertical control unit 51 is connected to the seat cushion vertical drive unit 46, and the seat front / rear control unit 52 is connected to the seat front / rear drive unit 45. The main control unit 53 is connected to the three control units 49, 51 and 52. The main control unit 53 is connected to control units other than the above three, and the control units other than the above three will be described with reference to the following diagram.

  FIG. 6 is an explanatory diagram of the seat adjustment device when the dial operation unit receives the specific direction slide information at the pull-out position. The seat adjustment device 40 attaches the seat cushion tilt drive unit 65 to the seat cushion 54, and The seat cushion tilt control unit 55 is connected to the seat cushion tilt drive unit 65, the lumbar front / rear drive unit 56 is attached to the seat back 47, the lumbar front / rear control unit 57 is connected to the lumbar front / rear drive unit 56, and the headrest 58 A drive unit 59 is attached, a headrest up / down control unit 61 is connected to the headrest up / down drive unit 59, and a main control unit 53 is connected to these three control units 55, 57, 61.

Hereinafter, the configuration and operation of other elements constituting the sheet adjustment device 40 will be described.
Returning to FIG. 1, the dial operation unit 10 attached to the side of the seat 41 (see FIG. 5) combines a convex member 26 fixed to the rotary shaft 21 and two switch means, and is provided with a dial grip provided in the dial operation unit 10. When the dial grip portion 31 is pulled out, the pulling position 34 is set, and when the dial grip portion 31 is returned, the normal position 33 is set.

  That is, the two positions 33 and 34 are a normal position 33 where the dial operation unit 10 is in a normal position with respect to the sheet, and a pull-out position 34 where the dial operation unit 10 is pulled out from the normal position 33. In the normal position 33, the dial operation unit 10 acts on the switch means 28b for performing basic sheet adjustment, and performs basic sheet adjustment. In the pull-out position 34, the dial operation unit 10 performs fine adjustment of the sheet. The switch means 28 is arranged so as to act on the switch means 28a for performing adjustment, and fine adjustment of the sheet is performed.

  Returning to FIG. 5, the control for tilting the seat back 47 is received when the rotation information that the dial operation unit 10 is rotated and the position information that the dial operation unit 10 is at the normal position 33 (see FIG. 1). A main control unit 53 as a control unit 62 to perform is provided.

  Returning to FIG. 6, when the rotation information that the dial operation unit 10 (see FIG. 1) is rotated and the position information that the dial operation unit 10 is at the pull-out position 34, the seat cushion 54 is tilted to perform control. The control part 62 to perform was provided.

  When the dial operation unit 10 (see FIG. 1) receives the specific direction slide information for sliding in a certain direction and the position information that the dial operation unit 10 is in the normal position 33, the entire sheet is moved in the slide operation direction. When the seat back 47, the seat cushion 54, or the headrest 58 is received when the displacement information is received and the specific direction slide information that the dial operation unit 10 is slid in a certain direction and the position information that the dial operation unit 10 is at the pull-out position 34 are received. A control unit 62 for displacing in the slide operation direction is provided.

  When the dial operation unit 10 (see FIG. 1) receives the specific direction slide information at the normal position 33, the entire sheet is displaced in the slide operation direction, and the dial operation unit 10 receives the specific direction slide information at the drawing position 34. Since the control unit 62 for displacing the seat back 47, the seat cushion 54, or the headrest 58 in the slide operation direction is provided, the displacement operation of the entire seat 41 or individual parts of the seat 41 is selectively performed by the same dial operation unit 10. be able to.

Returning to FIG. 2, the operation of the slide switch in the normal position and the extraction position will be described in more detail.
When the dial operation unit 10 is in the normal position, a dial grip 31 (see FIG. 1) provided in the dial operation unit 10 is slid forward or backward, and the cylindrical member 13 integrated with the dial operation unit 10 is moved forward and backward of the holder member 16. When applied to one of the attached slide switches 32..., The information of the dial operation unit 10 enters the main control unit 53 (see FIG. 5), and the seat front / rear drive means 45 is moved via the seat front / rear control unit 52. Drive forward or backward to move the seat 41 in the slide operation direction.

  Next, a slide switch in which the dial operation unit 10 (see FIG. 1) is slid upward or downward with the dial operation unit in the normal position, and the cylindrical member 13 integrated with the dial operation unit 10 is attached to the top and bottom of the holder member 16. 32..., The information on the dial operation unit 10 enters the main control unit 53 (see FIG. 5), and the seat cushion up / down drive is performed via the seat cushion up / down control unit 51 (see FIG. 5). The means 46 is driven upward or downward to move the sheet 41 in the slide operation direction.

  One of the slide switches 32 in which the dial operation unit 10 is slid forward and obliquely upward when the dial operation unit is in the normal position, and the cylindrical member 13 integrated with the dial operation unit 10 is attached obliquely upward and forward of the holder member 16. , The seat cushion 54 slides forward and moves upward.

  Similarly, when the dial operation unit 10 (see FIG. 1) is slid rearward and upward, the seat cushion 54 moves rearward and upward, and when the dial operation unit 10 is slid rearward and lowerward, rearward and downward. When it is moved to the front and slanted forward and downward, it moves forward and downward.

  When the dial operation unit 10 (see FIG. 1) is at the pull-out position 34, the dial operation unit 10 is slid upward or downward and hits one of the slide switches 32. 6), information on the dial operation unit 10 is entered, and the headrest vertical drive unit 59 is driven upward or downward via the headrest vertical control unit 61 (see FIG. 6) to move the headrest 58 in the slide operation direction.

  When the dial operation unit 10 (see FIG. 1) is at the pull-out position 34, the dial operation unit 10 is slid forward or rearward and hits one of the slide switches 32. 6), the information of the dial operation unit 10 is entered, and the lumbar front / rear drive unit 56 is driven forward or rearward via the lumbar front / rear control unit 57 (see FIG. 6) to slide the lumbar 63 provided in the seat back 47 in the sliding operation direction Move to.

  Returning to FIG. 1, when the dial operation unit 10 is at the pull-out position 34, the dial operation unit 10 is rotated counterclockwise to the right, the rotation shaft 21 is rotated, and the reclining switch 17 is rotated. 6), the information of the dial operation unit 10 is entered, and the seat cushion tilt drive unit 55 is driven downward or upward around the dial operation unit 10 via the seat cushion tilt control unit 55 (see FIG. 6). The seat cushion 54 is moved in the rotational operation direction.

  When the dial operation unit 10 is rotated counterclockwise at the normal position 33, the seat back 47 is driven downward or upward about the dial operation unit 10. That is, it is moved in the rotation operation direction.

  Returning to FIG. 5, the reclining operation of the seat back 47 or the seat cushion 54 is selectively performed by the same dial operation unit 10 by combining the position information and the rotation information of the dial operation unit 10 in this way. Can do.

  Since the selective displacement operation can be performed by the same dial operation unit 10, there is no need to change the grip of the dial grip unit 31 provided in the dial operation unit 10, and the seat back is rotated in the same direction as the rotation direction of the dial operation unit 10. 47 or the seat cushion 54 can be reclined.

Since the reclining operation can be performed in the same direction as the rotation direction of the dial operation unit 10, the occupant can perform two reclining operations while maintaining the operational feeling of the dial operation unit 10.
As a result, the operability of the sheet 41 can be improved.

Note that maintaining the operation feeling of the dial operation unit 10 means that the dial operation unit 10 does not need to be replaced from the start to the end of the dial operation, and the sliding direction of the dial operation unit 10 matches the sheet displacement direction. By doing so, it means that the occupant can maintain a favorable operational feeling.
Therefore, the seat 41 can be adjusted smoothly and comfortably by keeping the operation feeling of the dial operation unit 10.

  Returning to FIG. 6, the position information of the dial operation unit 10 (see FIG. 1) and the slide information are combined. When the dial operation unit 10 receives the slide information in the specific direction at the normal position 33, the entire sheet 41 is moved in the slide operation direction. And the control unit 62 that displaces the seat back 47, the seat cushion 54, or the headrest 58 in the slide operation direction when the dial operation unit 10 receives the slide information in the specific direction at the pulling position 34. Alternatively, the displacement operation of the individual parts of the sheet 41 can be selectively performed with one dial operation unit 10.

  Since a selective displacement operation can be performed with one dial operation unit 10 (see FIG. 1), it is not necessary to change the grip of the dial grip unit 31 provided in the dial operation unit 10, and the sliding direction of the dial operation unit 10 can be changed. The entire sheet 41 or individual parts can be slid in the same direction.

Since it can be slid in the same direction as the sliding direction of the dial operation unit 10 (see FIG. 1), the occupant performs the displacement operation of the entire seat and the displacement operation of the individual parts while maintaining the operation feeling of the dial operation unit 10. be able to.
As a result, the operability of the sheet can be improved.

Returning to FIG. 1, the operation will be described.
The position of the dial operation unit 10 includes a normal position 33 and a pull-out position 34. The switch is used to perform basic adjustment of the sheet at the normal position 33 and fine adjustment of the sheet 41 (see FIG. 6) at the pull-out position 34 A means 28 is arranged.

Basic adjustment of the sheet 41 (see FIG. 5) is performed at the normal position 33, and fine adjustment of the sheet 41 is performed at the pull-out position. Switching between the basic adjustment of the sheet 41 and the fine adjustment of the sheet 41 is one-touch.
Since switching between the normal position 33 and the drawing position 34 can be performed with one touch, the operation of the dial operation unit 10 is easy and the operational feeling can be improved.

The dial operation unit 10 is configured to be movable to two positions along the rotation shaft 21 and includes the switch means 28 for detecting the two positions, ie, the normal position and the pull-out position. (See FIG. 5) can have two operation modes.
In addition, since the switch means 28 for detecting each of the two positions is provided, the switch means 28 can have two operation modes.

  In addition, since the operation of the dial grip portion 31 is performed by combining the rotation operation with the push-pull operation, the operation feeling of the dial operation portion 10 can be maintained. Specifically, it is possible to perform an accurate dial operation in accordance with the occupant's intention without changing the grip of the dial operation unit 10.

  Furthermore, since the dial operation unit 10 has two operation modes, a variety of seats can be maintained with only one dial operation unit 10 while maintaining a sense of operation without providing a plurality of operation units inside and outside the dial grip unit 31. The operation can be performed. Since the dial operation unit 10 is configured to be movable to two positions along the rotation shaft 21, a push-pull operation is added to the rotation operation of the dial grip unit 31, and a combination of rotation and push-pull is possible. .

  In the present embodiment, the dial operation unit 10 is configured to be movable to two positions along the rotation shaft 21, but the number of positions may be increased. For example, by changing the structure so that it is set at three positions, it is possible to have three operation modes and perform various operations.

  The seat adjusting device according to the present invention is applied to a four-wheeled vehicle in the embodiment, but can also be applied to a general vehicle, and may be applied to a general chair such as a massage chair. Absent.

  The seat adjusting device according to the present invention is suitable for a four-wheeled vehicle.

It is sectional drawing of the dial operation part with which the adjustment apparatus of the sheet | seat which concerns on this invention is equipped. FIG. 2 is a sectional view taken along line 2-2 of FIG. FIG. 3 is a sectional view taken along line 3-3 in FIG. 1. FIG. 4 is a sectional view taken along line 4-4 of FIG. It is explanatory drawing of the adjustment apparatus of the sheet | seat which concerns on this invention. It is explanatory drawing of the adjustment apparatus of a sheet | seat in case a dial operation part receives specific direction slide information in a drawing position. It is a figure explaining the basic composition of the conventional technology.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Dial operation part, 21 ... Rotating shaft, 28 ... Switch means, 33 ... Normal position, 34 ... Pull-out position, 40 ... Seat adjustment device, 41 ... Seat, 47 ... Seat back, 54 ... Seat cushion, 58 ... Headrest 62 ... Control unit.

Claims (4)

  A seat adjustment device having a dial operation unit capable of rotating and sliding, wherein the dial operation unit is configured to be movable to a plurality of positions along a rotation axis, A sheet adjusting apparatus comprising a plurality of operation modes. The plurality of positions include a normal position where the dial operation unit is at a normal position with respect to the seat, and a pull-out position where the dial operation unit is pulled out from the normal position,
In the normal position, the dial operation unit acts on the switch means for performing basic adjustment of the seat, and in the pull-out position, the switch means is actuated on the switch means for fine adjustment of the seat. The sheet adjusting apparatus according to claim 1, wherein the sheet adjusting apparatus is arranged. The seat back is tilted when receiving the rotation information that the dial operation unit is rotated and the position information that the dial operation unit is in the normal position.
3. A control unit for tilting and controlling the seat cushion when receiving rotation information indicating that the dial operation unit is rotated and position information indicating that the dial operation unit is in the pull-out position. Sheet adjustment device. When the specific direction slide information that the dial operation unit is slid in a certain direction and the position information that the dial operation unit is in the normal position are received, the entire sheet is displaced in the slide operation direction,
A control unit that displaces the seat back, the seat cushion, or the headrest in the slide operation direction when receiving the specific direction slide information that the dial operation unit is slid in a certain direction and the position information that the dial operation unit is in the pull-out position; 4. The sheet adjusting apparatus according to claim 2, further comprising a sheet adjusting device.

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