Patent ID: 8746801

Claim:
A headrest structure comprising: a headrest main body provided above a seatback; a headrest stay that supports the headrest main body so as to be capable of moving in a seat top-bottom direction due to a top end side of the headrest stay being fixed to the headrest main body and a bottom end portion of the headrest stay being inserted into a tube shaped support portion provided at a top end portion of the seatback; and a stopper member of integral structure, a first end portion of the stopper member configuring a fixing portion fixed to the bottom end portion of the headrest stay, a second end portion of the stopper member configuring a stopper portion that is inserted into the support portion and is formed with a claw portion, when the stopper portion is inserted into the support portion, the claw portion resiliently deforming such that an outer diameter of the claw portion corresponds to an inner diameter of the support portion or smaller, when the stopper portion has been completely inserted into the support portion, the claw portion resiliently rebounding such that the outer diameter of the claw portion exceeds the inner diameter of the support portion, and when the stopper portion moves in a direction of exiting from the support portion, the claw portion catches on an end portion of the support portion.