CN203948028U - 一种钻机用自动扩大式钻头 - Google Patents
一种钻机用自动扩大式钻头 Download PDFInfo
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- CN203948028U CN203948028U CN201420285114.0U CN201420285114U CN203948028U CN 203948028 U CN203948028 U CN 203948028U CN 201420285114 U CN201420285114 U CN 201420285114U CN 203948028 U CN203948028 U CN 203948028U
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- adapter sleeve
- strut
- rod
- hole
- drill bit
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CN201420285114.0U CN203948028U (zh) | 2014-05-30 | 2014-05-30 | 一种钻机用自动扩大式钻头 |
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CN201420285114.0U CN203948028U (zh) | 2014-05-30 | 2014-05-30 | 一种钻机用自动扩大式钻头 |
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CN203948028U true CN203948028U (zh) | 2014-11-19 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103982138A (zh) * | 2014-05-30 | 2014-08-13 | 无锡市安迈工程机械有限公司 | 一种钻机用自动扩大式钻头 |
CN104499944A (zh) * | 2014-11-26 | 2015-04-08 | 西安泾渭超硬材料有限公司 | 一种金刚石复合片扩孔器 |
CN106958419A (zh) * | 2017-05-27 | 2017-07-18 | 河南理工大学 | 矿用锚杆孔螺纹驱动式扩孔钻杆 |
CN110374510A (zh) * | 2019-07-09 | 2019-10-25 | 北京市政路桥股份有限公司 | 一种深孔注浆切削式扩孔钻头装置及施工方法 |
-
2014
- 2014-05-30 CN CN201420285114.0U patent/CN203948028U/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103982138A (zh) * | 2014-05-30 | 2014-08-13 | 无锡市安迈工程机械有限公司 | 一种钻机用自动扩大式钻头 |
CN104499944A (zh) * | 2014-11-26 | 2015-04-08 | 西安泾渭超硬材料有限公司 | 一种金刚石复合片扩孔器 |
CN104499944B (zh) * | 2014-11-26 | 2017-09-22 | 西安泾渭超硬材料有限公司 | 一种金刚石复合片扩孔器 |
CN106958419A (zh) * | 2017-05-27 | 2017-07-18 | 河南理工大学 | 矿用锚杆孔螺纹驱动式扩孔钻杆 |
CN110374510A (zh) * | 2019-07-09 | 2019-10-25 | 北京市政路桥股份有限公司 | 一种深孔注浆切削式扩孔钻头装置及施工方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160426 Address after: 214107 Jiangsu Province, Wuxi city Xishan District Yang Jian Zhen Yang Gao Road No. 78 Patentee after: Wuxi City Amman engineering machinery Co., Ltd Address before: 214107 Jiangsu Province, Wuxi city Xishan District Yangjian Town Industrial Park A district sheep Road No. 18 Patentee before: Wuxi City An Mai engineering machinery Co., Ltd |
|
CB03 | Change of inventor or designer information |
Inventor after: Liu Qining Inventor after: Zhang Jiaming Inventor before: Lin Zonghui |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20170530 |