CN202832232U - Amplitude variable oil cylinder device for rotary excavating and drilling rig - Google Patents
Amplitude variable oil cylinder device for rotary excavating and drilling rig Download PDFInfo
- Publication number
- CN202832232U CN202832232U CN 201220427645 CN201220427645U CN202832232U CN 202832232 U CN202832232 U CN 202832232U CN 201220427645 CN201220427645 CN 201220427645 CN 201220427645 U CN201220427645 U CN 201220427645U CN 202832232 U CN202832232 U CN 202832232U
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- CN
- China
- Prior art keywords
- oil cylinder
- amplitude variable
- drilling rig
- support
- pin shaft
- 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 - Lifetime
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220427645 CN202832232U (en) | 2012-08-17 | 2012-08-17 | Amplitude variable oil cylinder device for rotary excavating and drilling rig |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220427645 CN202832232U (en) | 2012-08-17 | 2012-08-17 | Amplitude variable oil cylinder device for rotary excavating and drilling rig |
Publications (1)
Publication Number | Publication Date |
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CN202832232U true CN202832232U (en) | 2013-03-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201220427645 Expired - Lifetime CN202832232U (en) | 2012-08-17 | 2012-08-17 | Amplitude variable oil cylinder device for rotary excavating and drilling rig |
Country Status (1)
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CN (1) | CN202832232U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108301782A (en) * | 2017-12-29 | 2018-07-20 | 重庆邦略投资有限公司 | A kind of rotary drilling rig |
-
2012
- 2012-08-17 CN CN 201220427645 patent/CN202832232U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108301782A (en) * | 2017-12-29 | 2018-07-20 | 重庆邦略投资有限公司 | A kind of rotary drilling rig |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JIANGSU TYSIM MACHINERY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JIANGSU KINHAN HEAVY INDUSTRY CO., LTD. Effective date: 20140108 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 224300 YANCHENG, JIANGSU PROVINCE TO: 214000 WUXI, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140108 Address after: 214000, room 3, building 311, No. 0916, Yan Xin Road, Huishan Economic Development Zone, Wuxi, Jiangsu Patentee after: TYSIM PILING EQUIPMENT Co.,Ltd. Address before: 224300, No. 888, Renmin West Road, Yancheng City Sheyang Economic Development Zone, Jiangsu Patentee before: JIANGSU KINHAN HEAVY INDUSTRY Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
CX01 | Expiry of patent term |