Patent ID: 8632126

Claim:
A vehicle seat comprising: a seat back frame including at least side portions located on both sides of the seat back frame and an upper portion disposed in an upper area of the seat back frame; a headrest disposed in the upper area of the seat back frame; a supporting member that supports a body of an occupant, and moves independently from the headrest; and an impact reduction member that is disposed in at least one of the side portions of the seat back frame, is linked to the supporting member, and is movable independently from the headrest under a predetermined impact load, wherein: the impact reduction member is rotatably supported to the side portion via an axis; a rotating movement of the impact reduction member toward a rear of the vehicle moves a lower part of the supporting member more towards the rear a greater distance than an upper part of the supporting member and moves an entirety of the supporting member toward the rear of the vehicle under the predetermined impact load that is greater than a normal seating load; and the impact reduction member is disposed in an upper part in at least one of the side portions, and is rotatable under the predetermined impact load.