Patent ID: 8939503
Filing Date: 2015-01-27
Classification: B60N

Abstract:
1. A head and neck protection apparatus for vehicle attached to a vehicle seat having an insertion hole of a headrest stay, comprising: a fixed frame having a mounting stay that can be inserted into the insertion hole of the vehicle seat; a swing frame swingably connected around a predetermined rotating shaft with respect to the fixed frame; and a lock stopper for locking the swing frame at a predetermined initial position with respect to the fixed frame, wherein the swing frame has a rear-head part contact member provided with which a rear head part is brought into contact and a front-head part buffer member for alleviating an impact of a front head part, and the rear-head part contact member is provided below the rotating shaft at the initial position, and the front-head part buffer member is provided above the rotating shaft at the initial position; and the lock stopper unlocks the swing frame if a load that the lock stopper receives from the rear head part through the swing frame exceeds a locking force of the lock stopper.