| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an armrest device which can be made thin in thickness and can adjust the angle of an armrest frame without any operation of an operation knob or the like. <P>SOLUTION: The device includes: a base shaft 2 supporting the armrest frame 1; a fixed shaft 3 fixed to the armrest frame 1; an arm holder 9 fitted to the fixed shaft 3; an arm 6 whose one end is connected with a seat frame and which slides inside the arm holder 9 with the rotation of the armrest frame 1; a wedge locking mechanism which has a locking piece 10 which locks the rotation of the armrest frame 1 contacting with the arm 6 when the locking piece 10 is biased with a spring while the locking piece 10 is arranged between a slope formed at the arm holder 9 and a slope of the arm 6; and an unlocking piece 7 which releases contact of the locking piece 10 with the arm 6 at one end of an area moving with the rotation of the armrest frame 1 within a prescribed moving area along the length direction of the arm 6 and which permits the contact of the locking piece 10 with the arm 6 at the other end. <P>COPYRIGHT: (C)2008,JPO&INPIT |
