| 摘要 |
<p>A headrest including fixed rods intended to be secured on the backrest and extending substantially vertically, a mobile frame slidably assembled on the rods, and a lock associated with the mobile frame and slidably guided thereon along a horizontal direction, to be able to lock the frame on the rods in a plurality of positions. The headrest includes a cross-piece connecting the upper ends of the rods, the cross-piece and the lock respectively including notches and teeth arranged to cooperate together to be able to lock said frame with respect to the cross-piece in any of said plurality of positions.</p> |
