| 摘要 |
PURPOSE:To firmly fix the cushion material on the seat frame by fastening wire hooks, which are built-in at one edge or both edges of the cushion material placed on the cushion frame, at the edge of the frame. CONSTITUTION:On the cushion frame 3, the cushion material 4 made of foamed polyurethane, etc., is to be placed. The cushion material 4 has the built-in hook 7 made of wire on the side of the body side wall 6, and the hook 7 is to be fixed at the edge of the frame 3. In this case, the hook 7 is to be firmly fixed at the edge of the frame 3 on the side of the body side wall 6 without intervention of the cushion material 4 to the side wall 6, and on the other side, the fastened point 4a is to be deepened so that the hook can be firmly be fixed at the edge of the frame 3. |
