CN100528401C - 平面槽型换向器整体冷锻制造方法与模具 - Google Patents
平面槽型换向器整体冷锻制造方法与模具 Download PDFInfo
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- CN100528401C CN100528401C CNB2005100066781A CN200510006678A CN100528401C CN 100528401 C CN100528401 C CN 100528401C CN B2005100066781 A CNB2005100066781 A CN B2005100066781A CN 200510006678 A CN200510006678 A CN 200510006678A CN 100528401 C CN100528401 C CN 100528401C
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- die
- commutator
- cold forging
- mould
- shaped
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CNB2005100066781A CN100528401C (zh) | 2005-01-26 | 2005-01-26 | 平面槽型换向器整体冷锻制造方法与模具 |
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CNB2005100066781A CN100528401C (zh) | 2005-01-26 | 2005-01-26 | 平面槽型换向器整体冷锻制造方法与模具 |
Publications (2)
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CN1644269A CN1644269A (zh) | 2005-07-27 |
CN100528401C true CN100528401C (zh) | 2009-08-19 |
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CNB2005100066781A Expired - Fee Related CN100528401C (zh) | 2005-01-26 | 2005-01-26 | 平面槽型换向器整体冷锻制造方法与模具 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103762474A (zh) * | 2014-01-28 | 2014-04-30 | 浙江长城换向器有限公司 | 台阶式平面型换向器的制造方法及其产品 |
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CN1644269A (zh) | 2005-07-27 |
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PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Sea salt three dimensional cold extrusion molding Co Ltd Assignor: Nanchang University Contract record no.: 2010330001265 Denomination of invention: Planar channel commutator integrated cold forging method and mould thereof Granted publication date: 20090819 License type: Exclusive License Open date: 20050727 Record date: 20100706 |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090819 Termination date: 20120126 |