| 摘要 |
PCT No. PCT/EP97/00288 Sec. 371 Date Jun. 25, 1998 Sec. 102(e) Date Jun. 25, 1998 PCT Filed Jan. 22, 1997 PCT Pub. No. WO97/27410 PCT Pub. Date Jul. 31, 1997A planetary gear has two axially adjacent ring gears (11, 12), several planet wheels (10) mounted inside a planet carrier (2) so as to rotate and a central sun wheel (1). Between two planet wheels (10) is provided each time an intermediate shaft (6) and each shaft has two sets of teeth (7, 8), the smaller set of teeth (8) being provided for simultaneous engagement with two adjacent planet wheels (10) between which the intermediate shaft (6) is situated, and the second set of teeth (7), the reference circle of which is larger than that of the first one, engages with the central sun wheel (1).
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