Patent ID: 7581790
Filing Date: 2009-09-01
Classification: B60N

Abstract:
1. A seat back hinge mounting for a motor vehicle seat comprising: a seat carrier; a seat back, the seat back being pivotal about a pivot adapted to be disposed on a vehicle seat; a toothed element firmly connected to the seat back and defining an arcuate end with teeth and is pivotal about a pivot axis (X-X) extending through the pivot; a detent element that is associated with the seat carrier and includes a long hole through which the pivot extends that is oriented in such a manner and has a length such that the detent element is movable in such a manner that the teeth of the detent element are movable into and out of engagement with the teeth of the toothed element, a spring, wherein the detent element is urged by a force applied by the spring into a direction leading away from the toothed element; and a first eccentric disc and a second eccentric disc, each being fastened for rotation about a respective axis of rotation (Y-Y) on the seat carrier, the first eccentric disc contacting with its external surface the first inclined surface and the second eccentric disc contacting with its external surface the second inclined surface, the eccentric discs are spring-loaded in such a manner that they urge the detent element over the inclined surfaces toward the toothed element and retain the teeth in engagement.