| 摘要 |
PCT No. PCT/FI93/00489 Sec. 371 Date Jul. 7, 1995 Sec. 102(e) Date Jul. 7, 1995 PCT Filed Nov. 18, 1993 PCT Pub. No. WO94/12081 PCT Pub. Date Jul. 7, 1995An adjusting mechanism for a support element included in a seat and pivotable in the vertical plane. The mechanism comprises a fastening element (1) to be mounted on a seat or a separate body member and provided with a transverse through-hole (10) for a fulcrum pin facilitating the pivotable fixing of a support element (2), and a fastening member (3) included in the support element (2) and provided with a through-going opening (8) for said fulcrum pin. The opening (8) included in fastening member (3) is made elongated and one end thereof is provided with a bushing member (6) receiving said fulcrum pin and adapted for a relative movement in the longitudinal direction of opening (8) towards the other end of said opening (8). The opening (8) is further provided with a spring element (7) applying an impulsive force between bushing (6) and fastening member (3). The fastening member (3) is further provided with guiding and locking elements (4, 5) which are in cooperation with respective guiding and locking elements (9a) included in fastening element (1) with bushing (6) located at said one end and loaded by spring member (7). |
