| 摘要 |
The device has a fastening arm (24) of fixed length articulated in two points. A shoe (14) includes anchorage units (16,18) that is arranged at front of the shoe and situated in back of the unit (16), respectively. The arm is fixed on a base plate (A1) that is connected to sports good and on the unit (18). The unit (16) is slidingly guided on a hook and a groove of the device. |
