发明名称 |
DRILLER RETAINING DEVICE ABLE TO BE POSITIONED WITH WELL HORIZONTALITY AND VERTICALITY |
摘要 |
A driller retaining device able to be positioned with well horizontality and verticality includes a hollow outer sleeve having two end, one is a working end and the other being an assembly end; an inner wall of the assembly end being formed with a plurality of axial sliding tracks; an inner hollow cylinder arranged within the sleeve; two ends of the inner hollow cylinder being an machine end and an assembly end; an outer wall of the inner hollow cylinder having at least one sliding block which is arranged corresponding to the axial sliding groove. In in assembly, the inner hollow cylinder is combined to the driller; then the assembly end of the inner hollow cylinder is assembled to the assembly end of the outer sleeve; and at the same time, the sliding block of the inner hollow cylinder is assembled into the axial sliding groove of the outer sleeve. |
申请公布号 |
US2014345950(A1) |
申请公布日期 |
2014.11.27 |
申请号 |
US201313899588 |
申请日期 |
2013.05.22 |
申请人 |
Hu Ku-Hsi |
发明人 |
Hu Ku-Hsi |
分类号 |
E21B17/05 |
主分类号 |
E21B17/05 |
代理机构 |
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代理人 |
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主权项 |
1. A driller retaining device able to be positioned with well horizontality and verticality; comprising:
a hollow outer sleeve having two end, one being a working end and the other being an assembly end; an inner wall of the assembly end being formed with a plurality of axial sliding tracks; an inner hollow cylinder arranged within the sleeve; two ends of the inner hollow cylinder being an machine end and an assembly end; an outer wall of the inner hollow cylinder having at least one sliding block which is arranged corresponding to the axial sliding groove of the outer sleeve; wherein in assembly, the inner hollow cylinder is combined to the driller; then the assembly end of the inner hollow cylinder is assembled to the assembly end of the outer sleeve; and at the same time, the sliding block of the inner hollow cylinder is assembled into the axial sliding groove of the outer sleeve. |
地址 |
Taipei TW |