发明名称 |
METHOD FOR MANUFACTURING RACE FOR THRUST NEEDLE BEARING |
摘要 |
PROBLEM TO BE SOLVED: To provide a method for manufacturing a race for a thrust needle bearing capable of securing a long service life. SOLUTION: A resize punch RP is made close to a material C having a flange part C2, and it is abutted and pressed to the tip of a bent part C1 to generate plastic deformation. Protruding quantityΔand an angleθof the bent part C1 can be precisely adjusted within a narrow tolerable range thereby. COPYRIGHT: (C)2006,JPO&NCIPI
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申请公布号 |
JP2006125492(A) |
申请公布日期 |
2006.05.18 |
申请号 |
JP20040313848 |
申请日期 |
2004.10.28 |
申请人 |
NSK LTD |
发明人 |
YOKOTA TOMOYUKI;FUJINAMI MAKOTO |
分类号 |
F16C19/30;B21D53/10;F16C19/44;F16C33/64 |
主分类号 |
F16C19/30 |
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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