CN1464171A - 具有防牙轮脱落预警装置的牙轮钻头 - Google Patents
具有防牙轮脱落预警装置的牙轮钻头 Download PDFInfo
- Publication number
- CN1464171A CN1464171A CN02113872A CN02113872A CN1464171A CN 1464171 A CN1464171 A CN 1464171A CN 02113872 A CN02113872 A CN 02113872A CN 02113872 A CN02113872 A CN 02113872A CN 1464171 A CN1464171 A CN 1464171A
- Authority
- CN
- China
- Prior art keywords
- gear wheel
- groove
- lock wedge
- rolling element
- work plane
- 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.)
- Granted
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- Gears, Cams (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021138729A CN1273716C (zh) | 2002-06-11 | 2002-06-11 | 具有防牙轮脱落预警装置的牙轮钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021138729A CN1273716C (zh) | 2002-06-11 | 2002-06-11 | 具有防牙轮脱落预警装置的牙轮钻头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1464171A true CN1464171A (zh) | 2003-12-31 |
CN1273716C CN1273716C (zh) | 2006-09-06 |
Family
ID=29742263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021138729A Expired - Fee Related CN1273716C (zh) | 2002-06-11 | 2002-06-11 | 具有防牙轮脱落预警装置的牙轮钻头 |
Country Status (1)
Country | Link |
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CN (1) | CN1273716C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102022084A (zh) * | 2010-12-30 | 2011-04-20 | 西南石油大学 | 一种复合式单牙轮钻头 |
CN103306607A (zh) * | 2013-07-01 | 2013-09-18 | 西南石油大学 | 牙轮钻头滑动轴承 |
CN105408576A (zh) * | 2013-07-22 | 2016-03-16 | 普拉德研究及开发股份有限公司 | 具有附接的刀具的仪表化旋转工具 |
-
2002
- 2002-06-11 CN CNB021138729A patent/CN1273716C/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102022084A (zh) * | 2010-12-30 | 2011-04-20 | 西南石油大学 | 一种复合式单牙轮钻头 |
CN102022084B (zh) * | 2010-12-30 | 2013-01-02 | 西南石油大学 | 一种复合式单牙轮钻头 |
CN103306607A (zh) * | 2013-07-01 | 2013-09-18 | 西南石油大学 | 牙轮钻头滑动轴承 |
CN105408576A (zh) * | 2013-07-22 | 2016-03-16 | 普拉德研究及开发股份有限公司 | 具有附接的刀具的仪表化旋转工具 |
CN105408576B (zh) * | 2013-07-22 | 2018-09-14 | 施蓝姆伯格控股有限公司 | 具有附接的刀具的仪表化旋转工具 |
US10233698B2 (en) | 2013-07-22 | 2019-03-19 | Schlumberger Technology Corporation | Instrumented rotary tools with attached cutters |
Also Published As
Publication number | Publication date |
---|---|
CN1273716C (zh) | 2006-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou Baorui Petroleum Equipment Manufacturing Co., Ltd. Assignor: South-west Petroleum College Contract record no.: 2010320001055 Denomination of invention: Roller bit with roller pull-off prevention alarm apparatus Granted publication date: 20060906 License type: Exclusive License Open date: 20031231 Record date: 20100729 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060906 Termination date: 20150611 |
|
EXPY | Termination of patent right or utility model |