| 摘要 |
<p>Invention pertains to supplementary device for fastening gear of cross-country skies and mountain skies. This device enhances protection of knee joint and leg muscles against strokes and overload as well as it helps to diminish load of skier's weight. The device contains straps (1, 2, 3) on hip, leg and knee areas and they are connected by plates (4, 5) through hinge. At least one hydraulic gas-spring shock-absorber (6, 7) is attached to the plates. One end of the shock-absorber through hinge is attached to the lower plate (5) at its lower part (12). The another end is attached to the middle part (13) of the upper plate (4) with possibility to regulate it. The upper plates (4,4) are connected rigidly forming U-type lever.</p> |
