CN1246101C - 变压边力控制拉深成形的组合压边圈 - Google Patents
变压边力控制拉深成形的组合压边圈 Download PDFInfo
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- CN1246101C CN1246101C CN 200410015678 CN200410015678A CN1246101C CN 1246101 C CN1246101 C CN 1246101C CN 200410015678 CN200410015678 CN 200410015678 CN 200410015678 A CN200410015678 A CN 200410015678A CN 1246101 C CN1246101 C CN 1246101C
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CN 200410015678 CN1246101C (zh) | 2004-01-08 | 2004-01-08 | 变压边力控制拉深成形的组合压边圈 |
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CN 200410015678 CN1246101C (zh) | 2004-01-08 | 2004-01-08 | 变压边力控制拉深成形的组合压边圈 |
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CN1555936A CN1555936A (zh) | 2004-12-22 |
CN1246101C true CN1246101C (zh) | 2006-03-22 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102006003268B4 (de) * | 2006-01-24 | 2008-02-07 | Ford Global Technologies, LLC, Dearborn | Verfahren sowie Tiefziehvorrichtung zum Tiefziehen von Metallblechen |
CN101428482B (zh) * | 2008-12-05 | 2010-09-08 | 北京康迪普瑞模具技术有限公司 | 一种精密异型薄壁压边圈的制作方法 |
CN102240739B (zh) * | 2011-05-24 | 2016-04-20 | 中国第一汽车集团公司 | 中大型冲压件快速试制模具压边装置 |
CN102862370A (zh) * | 2012-09-03 | 2013-01-09 | 西安交通大学 | 一种用于弹性箔片气体轴承底层拱箔的制造方法 |
CN104858283B (zh) * | 2015-05-26 | 2016-08-31 | 中南大学 | 一种车用铝板的冲压用装置及冲压方法 |
CN105170798B (zh) * | 2015-09-21 | 2017-03-08 | 南京力源轨道交通装备有限公司 | 铁路货车篷中车顶篷弯梁的加工模具 |
CN110508683A (zh) * | 2019-08-07 | 2019-11-29 | 芜湖佳鑫机械制造有限公司 | 一种快速成型的前地板拉深精密模具 |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yangzhou Guanglin Electronics Co., Ltd. Assignor: Shanghai Jiao Tong University Contract fulfillment period: 2009.7.28 to 2024.1.7 contract change Contract record no.: 2009320001535 Denomination of invention: Variable blank holder pressure controllable stretching shape composite blank holder Granted publication date: 20060322 License type: Exclusive license Record date: 2009.8.14 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.28 TO 2024.1.7; CHANGE OF CONTRACT Name of requester: YANGZHOU GUANGLING ELECTRONICS CO., LTD. Effective date: 20090814 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060322 Termination date: 20160108 |
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CF01 | Termination of patent right due to non-payment of annual fee |