Patent ID: 6820937
Filing Date: 2004-11-23
Classification: B60N

Abstract:
A reclining mechanism for a vehicle seat, comprising:a first attachment member mounted to a frame structure of a seat cushion of said vehicle seat; a second attachment member mounted to a frame structure of a back rest of said vehicle seat, said attachment members being coupled with each other at outer peripheries of said attachment members and connected by means of a hinge pin for relative rotation about said hinge pin; a slide pawl slidably mounted within one of said attachment members to be moved toward and away from a ratchet portion on an inner periphery of a remaining attachment member; and a cam element mounted on said hinge pin in a space between said attachment members and being engaged with said slide pawl for maintaining said slide pawl in engagement with said ratchet portion of said attachment member when said hinge pin is retained in position under load of a torsion spring assembled thereon and for disengaging said slide pawl from said ratchet portion when said hinge pin is rotated against the load of said torsion spring; wherein a thrust member is coupled with one of said attachment members and welded to a frame structure selected from the group consisting of said frame structure of said back rest and said frame structure of said seat cushion to assemble said attachment members as a unit.