CN101368478A - 四连杆式抽油机 - Google Patents
四连杆式抽油机 Download PDFInfo
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- CN101368478A CN101368478A CNA2008101972058A CN200810197205A CN101368478A CN 101368478 A CN101368478 A CN 101368478A CN A2008101972058 A CNA2008101972058 A CN A2008101972058A CN 200810197205 A CN200810197205 A CN 200810197205A CN 101368478 A CN101368478 A CN 101368478A
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Application Number | Priority Date | Filing Date | Title |
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CN200810197205A CN101368478B (zh) | 2008-10-09 | 2008-10-09 | 四连杆式抽油机 |
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CN200810197205A CN101368478B (zh) | 2008-10-09 | 2008-10-09 | 四连杆式抽油机 |
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CN101368478A true CN101368478A (zh) | 2009-02-18 |
CN101368478B CN101368478B (zh) | 2012-10-10 |
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CN200810197205A Active CN101368478B (zh) | 2008-10-09 | 2008-10-09 | 四连杆式抽油机 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102691767A (zh) * | 2011-03-25 | 2012-09-26 | 上海理工大学 | 基于力反馈设备的运动放大装置 |
CN104213879A (zh) * | 2014-09-05 | 2014-12-17 | 张向明 | 一种无缆平衡长冲程抽油机 |
CN104481457A (zh) * | 2014-09-29 | 2015-04-01 | 张向明 | 天秤式四杆全平衡长冲程抽油机 |
CN104632140A (zh) * | 2014-11-25 | 2015-05-20 | 王树国 | 一种新型节能抽油机及应用方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201301695Y (zh) * | 2008-10-09 | 2009-09-02 | 武汉工程大学 | 四连杆式抽油机 |
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2008
- 2008-10-09 CN CN200810197205A patent/CN101368478B/zh active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102691767A (zh) * | 2011-03-25 | 2012-09-26 | 上海理工大学 | 基于力反馈设备的运动放大装置 |
CN104213879A (zh) * | 2014-09-05 | 2014-12-17 | 张向明 | 一种无缆平衡长冲程抽油机 |
CN104481457A (zh) * | 2014-09-29 | 2015-04-01 | 张向明 | 天秤式四杆全平衡长冲程抽油机 |
CN104632140A (zh) * | 2014-11-25 | 2015-05-20 | 王树国 | 一种新型节能抽油机及应用方法 |
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CN101368478B (zh) | 2012-10-10 |
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Effective date of registration: 20160302 Address after: 430070 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 424 Patentee after: Wuhan Xin Ding Tai Technology Co.,Ltd. Address before: 430073, 693, Xiong Chu street, Hongshan District, Hubei, Wuhan Patentee before: Wuhan Institute of Technology |
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TR01 | Transfer of patent right |
Effective date of registration: 20180605 Address after: 430070 Wuhan new East Lake Technology Development Zone, Hubei, China, A 2 unit 2, 12. Patentee after: WUHAN GUANYOU TECHNOLOGY Co.,Ltd. Address before: No. 424, Lo Yu Road, Hongshan District, Wuhan, Hubei Province Patentee before: Wuhan Xin Ding Tai Technology Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230920 Address after: 430074 Yujia Shandong San Qu 16-101, Hongshan District, Wuhan City, Hubei Province Patentee after: Chang Jianmin Patentee after: Zhang Piao Patentee after: Feng Lianhai Address before: No. 12, 2nd Floor, Unit A, Building 2, Huagong Science and Technology Park Innovation Industry Base, Donghu New Technology Development Zone, Wuhan City Patentee before: WUHAN GUANYOU TECHNOLOGY Co.,Ltd. |
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TR01 | Transfer of patent right |