发明申请
- 专利标题： Needle Roller Bearing
- 专利标题（中）： 滚针轴承
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申请号： US11989540申请日： 2006-07-14
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公开(公告)号： US20090123104A1公开(公告)日： 2009-05-14
- 发明人: Katsufumi Abe , Shinji Oishi , Yugo Yoshimura , Noriaki Fujii , Tomoya Fujimoto
- 申请人： Katsufumi Abe , Shinji Oishi , Yugo Yoshimura , Noriaki Fujii , Tomoya Fujimoto
- 优先权： JP2005-219995 20050729
- 国际申请： PCT/JP2006/314084 WO 20060714
- 主分类号： F16C33/60
- IPC分类号： F16C33/60
摘要：
A needle roller bearing comprises an outer ring having a plurality of outer ring members split by a parting line extending in the axial direction of the bearing, and a plurality of needle rollers rotatably arranged on the raceway surface of the outer ring. Thus, a non-contact length “L” between the outer ring members and the needle roller at an abutment part of the adjacent outer ring members, and an effective length “w” of the needle roller has a relation such that L/w
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