Patent ID: 6033018
Filing Date: 2000-03-07
Classification: B60N

Abstract:
A vehicle seat for helping to protect an occupant of said vehicle seat in a rear impact collision, said vehicle seat comprising:a backrest with a separate backrest part;a headrest integrated in said backrest;a pivot pin extending horizontally in said backrest for pivotally attaching said headrest to said backrest,said separate backrest part and said headrest constituting two arms of a two-armed lever pivotally mounted about an axis,said two-armed lever being mounted to said backrest such that said two-armed lever is pivotable about said axis to move said headrest in a forward direction toward a head of the occupant of said vehicle seat upon a force acting on said backrest part due to a rear impact collision; anda bearing for supporting rotation of said pivot pin, said bearing having means for producing an interlocking connection so that, in case of a radial loading above a predetermined radial load, pivoting of said headrest is prevented.