发明名称 |
Rock bolt with an integrally formed wedge formation and a method of manufacturing same |
摘要 |
The invention provides an end anchored rock bolt 20 which includes an elongate cylindrical body 12 which longitudinally extends between a proximal end and a distal end and a plug 18 at the distal end, which plug is diametrically larger than the cylindrical body 12, is at least partially tapered, tapering towards the proximal end, and is integrally formed on the body 12. |
申请公布号 |
AU2015319832(A1) |
申请公布日期 |
2017.03.09 |
申请号 |
AU20150319832 |
申请日期 |
2015.08.25 |
申请人 |
NCM Innovations (Pty) Ltd |
发明人 |
Custers, Robert James;Cawood, Martin;Sheppard, James William |
分类号 |
E21D21/00 |
主分类号 |
E21D21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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