Invention Application
- Patent Title: Rolling Bearing
- Patent Title (中): 滚动轴承
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Application No.: US11628050Application Date: 2005-05-06
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Publication No.: US20070258672A1Publication Date: 2007-11-08
- Inventor: Takashi Tsujimoto , Rino Fukami , Seiji Kanbara
- Applicant: Takashi Tsujimoto , Rino Fukami , Seiji Kanbara
- Applicant Address: JP Shizuoka 438-0037
- Assignee: NTN CORPORATION
- Current Assignee: NTN CORPORATION
- Current Assignee Address: JP Shizuoka 438-0037
- Priority: JP2004-188637 20040625; JP2004-198614 20040705; JP2004-198620 20040705; JP2004-217630 20040726; JP2004-237679 20040817; JP2004-237681 20040817; JP2004-237682 20040817; JP2004-237684 20040817
- International Application: PCT/JP05/08359 WO 20050506
- Main IPC: F16C19/00
- IPC: F16C19/00
Abstract:
At least the surfaces of the rolling elements of a rolling bearing are each randomly formed with an innumerable number of microconcave-like pits. The surface roughness parameter Ryni of the surfaces provided with the pits is in the range of 0.4-1.0 μm, and the Sk value is −1.6 or below.
Public/Granted literature
- US09033584B2 Rolling bearing Public/Granted day:2015-05-19
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