CN104759569B - 换向片制作方法 - Google Patents
换向片制作方法 Download PDFInfo
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- CN104759569B CN104759569B CN201510196521.3A CN201510196521A CN104759569B CN 104759569 B CN104759569 B CN 104759569B CN 201510196521 A CN201510196521 A CN 201510196521A CN 104759569 B CN104759569 B CN 104759569B
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- lamellar body
- hanging groove
- cold
- upsetting
- commutator segment
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- Manufacturing Of Electrical Connectors (AREA)
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CN201510196521.3A CN104759569B (zh) | 2015-04-24 | 2015-04-24 | 换向片制作方法 |
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CN201510196521.3A CN104759569B (zh) | 2015-04-24 | 2015-04-24 | 换向片制作方法 |
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CN104759569A CN104759569A (zh) | 2015-07-08 |
CN104759569B true CN104759569B (zh) | 2016-06-15 |
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CN201510196521.3A Active CN104759569B (zh) | 2015-04-24 | 2015-04-24 | 换向片制作方法 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106532404B (zh) * | 2016-12-08 | 2019-01-01 | 浙江长城换向器有限公司 | V型换向片的制造方法及其产品 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4370799A (en) * | 1980-03-24 | 1983-02-01 | Kolektor P.C. | Method for manufacturing unfinished parts for pressed material commutators |
CN1403226A (zh) * | 2002-06-17 | 2003-03-19 | 南昌大学 | 带台阶槽型换向器整体冷锻制造方法 |
EP1450452A2 (en) * | 2003-01-16 | 2004-08-25 | Morganite Incorporated | Riser commutators |
CN103227403A (zh) * | 2013-02-07 | 2013-07-31 | 宁波胜克换向器有限公司 | 一种升高台型换向器的换向片加工方法及其换向器加工方法 |
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2015
- 2015-04-24 CN CN201510196521.3A patent/CN104759569B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4370799A (en) * | 1980-03-24 | 1983-02-01 | Kolektor P.C. | Method for manufacturing unfinished parts for pressed material commutators |
CN1403226A (zh) * | 2002-06-17 | 2003-03-19 | 南昌大学 | 带台阶槽型换向器整体冷锻制造方法 |
EP1450452A2 (en) * | 2003-01-16 | 2004-08-25 | Morganite Incorporated | Riser commutators |
CN103227403A (zh) * | 2013-02-07 | 2013-07-31 | 宁波胜克换向器有限公司 | 一种升高台型换向器的换向片加工方法及其换向器加工方法 |
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CN104759569A (zh) | 2015-07-08 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Manufacturing method of commutator Effective date of registration: 20220119 Granted publication date: 20160615 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2022990000043 |
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Date of cancellation: 20230130 Granted publication date: 20160615 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2022990000043 |
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Denomination of invention: Method of making reversing discs Effective date of registration: 20230922 Granted publication date: 20160615 Pledgee: Industrial Bank Co.,Ltd. Wenzhou Ruian sub branch Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2023980058126 |
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