发明名称 |
Verfahren und Vorrichtung zur Herstellung einer Radnabeneinheit |
摘要 |
When a shape of the cylindrical portion (8b) to be formed into the calking portion (9b) is devised and when a sectional shape of the annular recess portion (23) of the die (15a) for plastically deforming the cylindrical portion (8b) is devised, the calking portion (9b) is continuously given a compressive average stress during the process of working. <IMAGE> |
申请公布号 |
DE60205550(D1) |
申请公布日期 |
2005.09.22 |
申请号 |
DE2002605550 |
申请日期 |
2002.05.29 |
申请人 |
NSK LTD., TOKIO/TOKYO |
发明人 |
HAGIWARA, NOBUYUKI;HORIKE, SHOJI |
分类号 |
B21J9/02;B21K1/40;B21K25/00;F16C35/063;(IPC1-7):B21K1/40;B60B27/00 |
主分类号 |
B21J9/02 |
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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