| 摘要 |
PROBLEM TO BE SOLVED: To provide a planetary gear device whose error tolerance is large on the manufacturing side and whose behaviors are smooth. SOLUTION: The thin wall magical planetary gear device is provided with: an inner gear 3 which does not rotate; an input outer gear 1 arranged in the center of the inner gear; three or more thin wall planetary gears 2 arranged between the inner gear and the input outer gear; and an output inner gear 4 arranged coaxially to the input outer gear and engaging with the thin wall planetary gear device. COPYRIGHT: (C)2009,JPO&INPIT
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