CN203594737U - 变速式抽油机减速器 - Google Patents
变速式抽油机减速器 Download PDFInfo
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- CN203594737U CN203594737U CN201320825370.XU CN201320825370U CN203594737U CN 203594737 U CN203594737 U CN 203594737U CN 201320825370 U CN201320825370 U CN 201320825370U CN 203594737 U CN203594737 U CN 203594737U
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- output shaft
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- gear
- speed reducer
- input shaft
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CN201320825370.XU CN203594737U (zh) | 2013-12-16 | 2013-12-16 | 变速式抽油机减速器 |
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CN201320825370.XU CN203594737U (zh) | 2013-12-16 | 2013-12-16 | 变速式抽油机减速器 |
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CN203594737U true CN203594737U (zh) | 2014-05-14 |
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CN201320825370.XU Expired - Fee Related CN203594737U (zh) | 2013-12-16 | 2013-12-16 | 变速式抽油机减速器 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105257257A (zh) * | 2015-11-04 | 2016-01-20 | 王振铎 | 一种节能且具有安全保护功能的抽油机减速装置 |
WO2017045270A1 (zh) * | 2015-09-19 | 2017-03-23 | 胜利油田龙玺石油工程服务有限责任公司 | 一种无皮带式游梁抽油机 |
CN113983129A (zh) * | 2020-07-27 | 2022-01-28 | 中国石油天然气股份有限公司 | 用于调节抽油机冲次的装置 |
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2013
- 2013-12-16 CN CN201320825370.XU patent/CN203594737U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017045270A1 (zh) * | 2015-09-19 | 2017-03-23 | 胜利油田龙玺石油工程服务有限责任公司 | 一种无皮带式游梁抽油机 |
CN105257257A (zh) * | 2015-11-04 | 2016-01-20 | 王振铎 | 一种节能且具有安全保护功能的抽油机减速装置 |
CN105257257B (zh) * | 2015-11-04 | 2018-02-09 | 泰坤控股有限公司 | 一种节能且具有安全保护功能的抽油机减速装置 |
CN113983129A (zh) * | 2020-07-27 | 2022-01-28 | 中国石油天然气股份有限公司 | 用于调节抽油机冲次的装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
C56 | Change in the name or address of the patentee | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Wenkun Inventor after: Shen Guohui Inventor after: Gao Qian Inventor after: Gao Jie Inventor after: Wang Yang Inventor before: Liu Wenkun Inventor before: Shen Guohui Inventor before: Gao Qian Inventor before: Gao Jie Inventor before: Wang Yang |
|
CP02 | Change in the address of a patent holder |
Address after: 063200 North Zone 18-4-301, Jidong Oilfield, Xincheng Avenue, Caofeidian District, Hebei, Tangshan City Patentee after: Liu Wenkun Address before: 063200 Hebei province Tangshan City Caofeidian area of Xincheng street in Jidong Oilfield for 18-4-301 Patentee before: Liu Wenkun |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20181216 |
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CF01 | Termination of patent right due to non-payment of annual fee |