| 摘要 |
811,098. Seats. HALTER, L. Dec. 30, 1957 [Feb. 5, 1957], No. 40332/57. Class 52(2) A seat particularly for vehicles has surfaces 3, 4 each extending over a minor portion of the seat portion and back and disposed at 90 degrees or less to each other, the former supporting the ischium and the latter supporting and conforming to the shape of the os sacrum. The back rest has a central bead 5 conforming to the spinal curvature and is concave to support the thorax. Thigh troughs 13 are provided. The whole seat can be a sheetmetal pressing or plastic moulding. |
