Patent ID: 7878597
Filing Date: 2011-02-01
Classification: B60N

Abstract:
1. A vehicle seat comprising: a seat back for supporting a back of an occupant; a rod mounted to and extending from the seat back; a stop mounted to the rod; a frame mounted to the rod to slide along the rod; a head restraint mounted to the frame for supporting a head of an occupant; a locking mechanism cooperating with the stop and the frame for permitting incremental locking positions of the frame relative to the stop; and an actuator for releasing the locking mechanism to slide the head restraint and frame along the rod; wherein the locking mechanism further comprises a rotatable shaft, wherein one of the shaft and the stop includes a longitudinal series of notches, and wherein the other of the shaft and the stop includes at least one projection that engages one of the series of notches in a locked rotary position of the shaft and the at least one projection is disengaged from the series of notches in a released rotary position of the shaft for sliding the head restraint and frame along the rod.