发明申请
US20090218458A1 Shell type needle roller bearing, support structure for supporting a compressor spindle, and support structure for supporting driving portion of a piston pump
审中-公开
壳型滚针轴承，用于支撑压缩机主轴的支撑结构，以及用于支撑活塞泵的驱动部分的支撑结构
- 专利标题： Shell type needle roller bearing, support structure for supporting a compressor spindle, and support structure for supporting driving portion of a piston pump
- 专利标题（中）： 壳型滚针轴承，用于支撑压缩机主轴的支撑结构，以及用于支撑活塞泵的驱动部分的支撑结构
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申请号： US12453372申请日： 2009-05-08
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公开(公告)号： US20090218458A1公开(公告)日： 2009-09-03
- 发明人: Shinji Oishi , Hiroshi Matsunaga , Yasuyuki Watanabe , Tsuneaki Hiraoka
- 申请人： Shinji Oishi , Hiroshi Matsunaga , Yasuyuki Watanabe , Tsuneaki Hiraoka
- 优先权： JP2004-035180 20040212; JP2004-035259 20040212; JP2004-035278 20040212; JP2004-132844 20040428; JP2004-132953 20040428
- 主分类号： F16M11/00
- IPC分类号： F16M11/00 ; B21D53/10
摘要：
A shell type needle roller bearing includes an outer ring and a plurality of needle rollers arranged along an inner raceway of the outer ring. A steel sheet to be formed into the shell type outer ring 1 by pressing is made of a medium to high carbon steel containing carbon by not less than 0.3 mass percent.
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