| 摘要 |
PROBLEM TO BE SOLVED: To prevent oil-leakage from an oil seal. SOLUTION: A planetary type power-transmission device T/D comprises in a casing 31 a sun roller 23, a planetary roller 24, a ring roller 25, and a carrier 26. Oil is filled in the housing 31. On the outside periphery of the carrier 26, a taper wall 52 is formed, which constitutes a path in an axially further away position when viewed from the roller side. COPYRIGHT: (C)2004,JPO
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