CN210484328U - 倒划眼锁紧螺母 - Google Patents
倒划眼锁紧螺母 Download PDFInfo
- Publication number
- CN210484328U CN210484328U CN201921177784.XU CN201921177784U CN210484328U CN 210484328 U CN210484328 U CN 210484328U CN 201921177784 U CN201921177784 U CN 201921177784U CN 210484328 U CN210484328 U CN 210484328U
- Authority
- CN
- China
- Prior art keywords
- lock nut
- nut body
- diameter
- inverted
- reaming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921177784.XU CN210484328U (zh) | 2019-07-25 | 2019-07-25 | 倒划眼锁紧螺母 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921177784.XU CN210484328U (zh) | 2019-07-25 | 2019-07-25 | 倒划眼锁紧螺母 |
Publications (1)
Publication Number | Publication Date |
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CN210484328U true CN210484328U (zh) | 2020-05-08 |
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ID=70532647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921177784.XU Expired - Fee Related CN210484328U (zh) | 2019-07-25 | 2019-07-25 | 倒划眼锁紧螺母 |
Country Status (1)
Country | Link |
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CN (1) | CN210484328U (zh) |
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2019
- 2019-07-25 CN CN201921177784.XU patent/CN210484328U/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210106 Address after: 300457 Tianjin Binhai New Area Development Zone Second Avenue 83, China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 300457 Tianjin Binhai New Area Development Zone Second Avenue 83, China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd. Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 |
|
CF01 | Termination of patent right due to non-payment of annual fee |