Patent ID: 9545862
Date: 2017-01-17
CPC Classifications: B60N

Claim:
1. A headrest mounting structure of a vehicle seat, comprising: a headrest having a stay; a support having a first outer wall, a second outer wall, a stay hole and a gap occupying part, the stay hole being configured to receive the stay, and the gap occupying part being configured to move between an advanced position and a retracted position; and a holder mounted to a seat back and having a support hole, the support hole being configured to receive the support, wherein in the advanced position, the gap occupying part protrudes from the first outer wall of the support and is capable of touching an inner surface of the support hole of the holder, in the retracted position the gap occupying part is retracted to an inner side of the stay hole from the advanced position, when the support is inserted into the support hole of the holder, at least a portion of the second outer wall, which opposes the gap occupying part, is held in contact with the inner surface of the support hole of the holder and the gap occupying part moves toward the retracted position from the advanced position due to a reaction force from the inner surface of the support hole, and when the support is inserted into the support hole of the holder and the stay of the headrest is inserted into the stay hole of the support: