CN202400767U - 一种用于钻机中的卷扬机组件 - Google Patents
一种用于钻机中的卷扬机组件 Download PDFInfo
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- CN202400767U CN202400767U CN2011204702804U CN201120470280U CN202400767U CN 202400767 U CN202400767 U CN 202400767U CN 2011204702804 U CN2011204702804 U CN 2011204702804U CN 201120470280 U CN201120470280 U CN 201120470280U CN 202400767 U CN202400767 U CN 202400767U
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- ratchet
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- winch
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- piston rod
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CN2011204702804U CN202400767U (zh) | 2011-11-23 | 2011-11-23 | 一种用于钻机中的卷扬机组件 |
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CN2011204702804U CN202400767U (zh) | 2011-11-23 | 2011-11-23 | 一种用于钻机中的卷扬机组件 |
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CN202400767U true CN202400767U (zh) | 2012-08-29 |
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CN2011204702804U Expired - Fee Related CN202400767U (zh) | 2011-11-23 | 2011-11-23 | 一种用于钻机中的卷扬机组件 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106672830A (zh) * | 2016-12-29 | 2017-05-17 | 意宁液压股份有限公司 | 一种内藏式液压绞车结构 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106672830A (zh) * | 2016-12-29 | 2017-05-17 | 意宁液压股份有限公司 | 一种内藏式液压绞车结构 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA RAILWAY SANLI HEAVY INDUSTRY CO., LTD. Free format text: FORMER OWNER: HENAN SANLI MECHANICAL MANUFACTURE CO., LTD. Effective date: 20130208 Free format text: FORMER OWNER: HE WEIBIN Effective date: 20130208 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 450100 ZHENGZHOU, HENAN PROVINCE TO: 450016 ZHENGZHOU, HENAN PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20130208 Address after: 450016 No. sixth, 99 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee after: HENAN SANLI MECHANICAL MANUFACTURE CO., LTD. Address before: 450100 No. 1 Tashan Road, Zhengzhou, Henan, Xingyang Patentee before: Henan Sanli Mechanical Manufacture Co., Ltd. Patentee before: He Weibin |
|
ASS | Succession or assignment of patent right |
Owner name: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP TUNNEL E Free format text: FORMER OWNER: CHINA RAILWAY SANLI HEAVY INDUSTRY CO., LTD. Effective date: 20141201 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 450016 ZHENGZHOU, HENAN PROVINCE TO: 453000 XINXIANG, HENAN PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141201 Address after: Xinxiang City, Henan province 453000 West intersection of West Road and Renmin Road northbound 300 meters Patentee after: Tunnel device Manufacturing Co., Ltd of China Railway Engineering equipment group Address before: 450016 No. sixth, 99 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee before: HENAN SANLI MECHANICAL MANUFACTURE CO., LTD. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20181123 |