| 摘要 |
The invention presents a power transmission device comprising a cable, and a duct at least partially surrounding the cable, a reel, into which the cable with its duct can be reeled, a guide for feeding the cable onto and/or off the reel, and a crank in connection with the head end of the cable for rotating the cable. The power transmission device is mainly characterized in that the crank is a hydraulic crank. |
