| 摘要 |
A cable tensioner comprising a winding drum (2) driveable in rotation by means of a handle (12) by the agency of a pinion (10) meshing with a gear wheel (7). The pinion (10) forms part of a non-return device (13, 14). Pressure on the handle (12) releases the drum of the non-return device. According to another embodiment, the non-return device is composed of a worm gear and the drum is released by shifting this.
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