发明名称 |
Starter motor pinion shaft oil seal |
摘要 |
A starter motor which is improved in waterproof performance. The starter motor comprises an output rotary shaft, a stationary frame, a ball bearing secured to the frame, and a clutch pinion moving member mounted in a coaxial relationship to the rotary shaft between an outer periphery of the rotary shaft and the ball bearing for sliding movement over a predetermined distance in an axial direction thereof. The clutch pinion moving member has a pinion at a front end thereof, and an oil seal is mounted at a location on the frame forwardly of the ball bearing and extending toward the clutch pinion moving member to seal a location between the frame and the clutch pinion moving member. The oil seal has a radial section of an L-shape having an axial side and a radial side extending from a front end of the axial side. It may have a plurality of axially extending drain slots or drain holes formed in a circumferentially spaced relationship on an inner periphery of the axial side thereof. Various other forms of starter motors are also disclosed.
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申请公布号 |
US5054329(A) |
申请公布日期 |
1991.10.08 |
申请号 |
US19900466846 |
申请日期 |
1990.01.18 |
申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
MORISHITA, AKIRA;ISOZUMI, SHUZOO;TANAKA, TAKAO |
分类号 |
F02N15/00;F16J15/32;F16J15/54;H02K5/124 |
主分类号 |
F02N15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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