CN85201588U - 一种具有螺旋槽止推轴承的牙轮钻头 - Google Patents
一种具有螺旋槽止推轴承的牙轮钻头 Download PDFInfo
- Publication number
- CN85201588U CN85201588U CN 85201588 CN85201588U CN85201588U CN 85201588 U CN85201588 U CN 85201588U CN 85201588 CN85201588 CN 85201588 CN 85201588 U CN85201588 U CN 85201588U CN 85201588 U CN85201588 U CN 85201588U
- Authority
- CN
- China
- Prior art keywords
- thrust
- drilling tool
- bearing
- thrust bearing
- described drilling
- 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.)
- Ceased
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- Rolling Contact Bearings (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 85201588 CN85201588U (zh) | 1985-05-24 | 1985-05-24 | 一种具有螺旋槽止推轴承的牙轮钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 85201588 CN85201588U (zh) | 1985-05-24 | 1985-05-24 | 一种具有螺旋槽止推轴承的牙轮钻头 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN85201588U true CN85201588U (zh) | 1986-05-28 |
Family
ID=4797618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 85201588 Ceased CN85201588U (zh) | 1985-05-24 | 1985-05-24 | 一种具有螺旋槽止推轴承的牙轮钻头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN85201588U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103534032A (zh) * | 2011-03-29 | 2014-01-22 | 山特维克知识产权股份有限公司 | 锥形破碎机、支承板和支承板套件 |
US10352363B2 (en) | 2013-09-19 | 2019-07-16 | Sandvik Intellectual Property Ab | Cone crusher, bearing plate, and kit of bearing plates |
-
1985
- 1985-05-24 CN CN 85201588 patent/CN85201588U/zh not_active Ceased
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103534032A (zh) * | 2011-03-29 | 2014-01-22 | 山特维克知识产权股份有限公司 | 锥形破碎机、支承板和支承板套件 |
US10352363B2 (en) | 2013-09-19 | 2019-07-16 | Sandvik Intellectual Property Ab | Cone crusher, bearing plate, and kit of bearing plates |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CU03 | Correction of utility model patent gazette |
Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 50 Page: 58 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 22 Page: 38 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 22 Page: 40 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 50 Page: 60 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 22 Page: 36 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 22 Page: 20 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 50 Page: 42 Volume: 2 Correction item: International Patent Classification Correct: E21B10/22 False: E21D10/22 Number: 50 Page: 63 Volume: 2 |
|
C17 | Cessation of patent right | ||
CE01 | Termination of patent right | ||
CE01 | Termination of patent right |
Termination date: 19861210 |
|
ERR | Gazette correction |
Free format text: CORRECT: MAIN CLASSIFICATION NUMBER; FROM: E21D 10/22 TO: E21B 10/22 |