| 摘要 |
This invention relates to a vehicle seat, …<??>The seat has a shoulder support (13) mounted at the upper end of a backrest (10) of the seat on a hinge assembly (16). The hinge assembly, when locked, holds the shoulder support in an upright position but, when released, allows the shoulder support to be tilted downwardly to a horizontal position. …<??>The invention is applicable in particular to tractors to support the arm and shoulder of the seat occupant when ploughing or reversing. |
