| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a device for adjusting back-and-forth position of a seat with which the back-and-forth position of a rotary seat can be adjusted by a simple structure and the seat is not taken off when the back-and-forth position of a seat is adjusted. <P>SOLUTION: The device has a seat board attachment metal piece 7 mounted on a supporting base 2 of a chair, a seat board 18 which is attached movably back and forth to the seat board attachment metal piece 7 and detachably at one end of the back and forth movable range, and a stopper 22 which stops the movement of the seat board 18 to the detachable position of the seat board 18 before the seat board 18 reaches the detachable position between the seat board 18 and the seat board attachment metal piece 7. <P>COPYRIGHT: (C)2011,JPO&INPIT |
