| 摘要 |
This device consists of a hinge comprising at least two parts 6, 7, one 6 of which, having a bridge 6a, is designed to be placed flat against the inside face of the prop 2 and locked against it, while the other 7, which possesses a pin-shaped part 7b, which hinges behind the bridge 6a of the initially cited part 6, is designed to be fixed to the back 1a of the frame 1. <IMAGE>
|
