CN205703416U - 一种电灭弧器薄壁封接环加工自定心夹具 - Google Patents
一种电灭弧器薄壁封接环加工自定心夹具 Download PDFInfo
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- CN205703416U CN205703416U CN201620289962.8U CN201620289962U CN205703416U CN 205703416 U CN205703416 U CN 205703416U CN 201620289962 U CN201620289962 U CN 201620289962U CN 205703416 U CN205703416 U CN 205703416U
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Cited By (1)
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CN107350868A (zh) * | 2017-08-14 | 2017-11-17 | 宜昌船舶柴油机有限公司 | 薄壁半球形焊接组合件加工工装及加工方法 |
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Cited By (2)
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CN107350868A (zh) * | 2017-08-14 | 2017-11-17 | 宜昌船舶柴油机有限公司 | 薄壁半球形焊接组合件加工工装及加工方法 |
CN107350868B (zh) * | 2017-08-14 | 2023-06-23 | 宜昌船舶柴油机有限公司 | 薄壁半球形焊接组合件加工工装及加工方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A self centering fixture for machining thin wall sealing ring of electric arc interrupter Effective date of registration: 20200731 Granted publication date: 20161123 Pledgee: Guizhou Province Industry and State-owned Enterprises Green Development Fund Co.,Ltd. Pledgor: GUIZHOU ZUNYI CHI YU PRECISION MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2020980004621 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220817 Granted publication date: 20161123 Pledgee: Guizhou Province Industry and State-owned Enterprises Green Development Fund Co.,Ltd. Pledgor: GUIZHOU ZUNYI CHI YU PRECISION MACHINERY MANUFACTURING CO.,LTD. Registration number: Y2020980004621 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A self-centering fixture for processing thin-wall sealing ring of electric arc extinguisher Effective date of registration: 20220822 Granted publication date: 20161123 Pledgee: Guizhou Industrial Investment Development Co.,Ltd. Pledgor: GUIZHOU ZUNYI CHI YU PRECISION MACHINERY MANUFACTURING CO.,LTD. Registration number: Y2022520000039 |