| 摘要 |
PROBLEM TO BE SOLVED: To provide a power transmission device and a drive designed in various ways in accordance with a purpose, e.g. to improve rotating efficiency of the whole of the devices simultaneously while having a high self-locking function. SOLUTION: This power transmission device 300 for transmitting input power to an objective machine is furnished with power transmission mechanisms 100, 200 with the same transmission mechanism and different power transmission characteristics from each other parallel on a power transmission route. COPYRIGHT: (C)2004,JPO
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