Head restraint device for preventing neck injury

摘要

The present invention relates to a head restraint of a vehicle, and a main purpose of the present invention is to provide a head restraint device for preventing a neck injury of an occupant to absorb a shock applied to a head of a passenger when a vehicle crashes.;The present invention is the headrest 10 is formed with a depression (10a) of a predetermined size on the top; The front end portion is coupled to the hinge 22 in the left and right direction, the tension spring 24 is mounted so that the rear end portion is pivoted forward, and the impact protection member 20 is installed in the depression 10a and: of the impact protection member 20 A wire 30 connected to the rear end of the recess 10a to be fixed thereto; The cutting member 32 is coupled to cut the wire 30 in accordance with the input signal, and the control unit 40 for applying a predetermined signal to the cutting member 32 in accordance with the collision of the vehicle; By elastically supporting the head of the occupant pushed back in the event of a collision of the vehicle, there is an effect that can prevent the neck injury of the occupant generated during the collision of the vehicle.