CN202114294U - 轨道钻孔电钻推进装置 - Google Patents
轨道钻孔电钻推进装置 Download PDFInfo
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- CN202114294U CN202114294U CN2011201734019U CN201120173401U CN202114294U CN 202114294 U CN202114294 U CN 202114294U CN 2011201734019 U CN2011201734019 U CN 2011201734019U CN 201120173401 U CN201120173401 U CN 201120173401U CN 202114294 U CN202114294 U CN 202114294U
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- 238000005553 drilling Methods 0.000 title abstract 2
- 239000000725 suspension Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Application Number | Priority Date | Filing Date | Title |
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CN2011201734019U CN202114294U (zh) | 2011-05-27 | 2011-05-27 | 轨道钻孔电钻推进装置 |
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CN2011201734019U CN202114294U (zh) | 2011-05-27 | 2011-05-27 | 轨道钻孔电钻推进装置 |
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CN202114294U true CN202114294U (zh) | 2012-01-18 |
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CN2011201734019U Expired - Lifetime CN202114294U (zh) | 2011-05-27 | 2011-05-27 | 轨道钻孔电钻推进装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107755743A (zh) * | 2017-12-05 | 2018-03-06 | 中国铁建重工集团有限公司 | 一种钢轨跳线孔钻孔装置 |
CN108526506A (zh) * | 2018-05-19 | 2018-09-14 | 中国能源建设集团山西电力建设第三有限公司 | 双滑杆手推式电钻开孔机构及开孔方法 |
-
2011
- 2011-05-27 CN CN2011201734019U patent/CN202114294U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107755743A (zh) * | 2017-12-05 | 2018-03-06 | 中国铁建重工集团有限公司 | 一种钢轨跳线孔钻孔装置 |
CN108526506A (zh) * | 2018-05-19 | 2018-09-14 | 中国能源建设集团山西电力建设第三有限公司 | 双滑杆手推式电钻开孔机构及开孔方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CHINA RAILWAY CONSTRUCTION BRIDGE ENGINEERING GROU Free format text: FORMER NAME: CHINA RAILWAY 13TH BUREAU GROUP ELECTRICAL SERVICE ENGINEERING CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Hedong District of Tianjin City, 300011 open 46 new Guanfu 12 storey building Patentee after: CR13G ELECTRIC ENGINEERING CO., LTD. Address before: Hedong District of Tianjin City, 300011 open 46 new Guanfu 12 storey building Patentee before: CR13G Electric Engineering Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120118 |