发明授权
- 专利标题： Sealing device for a rolling bearing
- 专利标题（中）： 滚动轴承密封装置
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申请号： US09227918申请日： 1999-01-08
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公开(公告)号： US06241396B1公开(公告)日： 2001-06-05
- 发明人: Yuji Shimomura , Toshiharu Takamura , Hidenobu Magami , Tomoyuki Aizawa , Sadayuki Tanaka
- 申请人： Yuji Shimomura , Toshiharu Takamura , Hidenobu Magami , Tomoyuki Aizawa , Sadayuki Tanaka
- 优先权： JP10-013162 19980108; JP10-376202 19981222
- 主分类号： F16C3372
- IPC分类号： F16C3372
摘要：
A sealing device for a roll bearing which includes an outer ring, an inner ring, a rolling element rotatably interposed between the outer and inner rings, and a retainer, comprises a seal holder having a seal holder portion and a seal body attached to the seal holder portion. A portion of the retainer is received in a sealing space defined by the seal holder portion while the portion of the retainer is being disposed outside a range of interference with the seal holder portion. The sealing device further comprises conical surfaces 10 and 19 which are provided as fitting surfaces of a seal holder portion 9a and a seal body 17 fit to the seal holder portion 9a. Accordingly, a space 23 into which one end of a retainer of the bearing is receivable can be formed, and the inside diameter d of the seal holder portion 9a can be reduced.
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