| 摘要 |
<p>1. Head rest for vehicle seat, of the type comprising a rigid U-shaped frame (3) of which the ends of the arms are adapted to be fixed to the back of the seat, a hollow rigid reinforcing element (1) engaged on said frame, a padding carried by the reinforcing element, and means (5, 5') for preventing the reinforcing element (1) from moving parallel to the arms (3) of the frame, characterized in that it comprises a piece forming nut (21), fast with the frame in a direction substantially perpendicular to the plane of the frame, a nut (20) in mesh with said piece (21), mounted in said direction between the walls (15, 16) of the reinforcing element, and a manoeuvring wheel (26, 40) connected to the screw (20) and projecting outside the reinforcing element.</p> |
