发明名称 |
ROLLER BEARING FOR AUTOMOBILE |
摘要 |
The surfaces (2a) of at least rolling elements (2) of a roller bearing for transmissions or differentials of automobiles are provided with innumerable minute, recess-shaped cavities at random and the surface roughness parameter Ryni of the surfaces provided with the cavities is in the range of 0.4 - 1.0 µ m and the Sk value is not more than -1.6. |
申请公布号 |
EP1770293(A1) |
申请公布日期 |
2007.04.04 |
申请号 |
EP20050751527 |
申请日期 |
2005.06.16 |
申请人 |
NTN CORPORATION |
发明人 |
TSUJIMOTO, TAKASHI;FUKAMI, RINO |
分类号 |
F16C33/34;F16C19/36;F16H57/02 |
主分类号 |
F16C33/34 |
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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