发明名称 |
Driving formation for a stranded reinforcing element |
摘要 |
<p>A stranded reinforcing element (i.e. rock bolt)(10) has a drive formation (20) formed by removing a length of one or more adjacent strands from an end of the reinforcing element (10). The driving formation (20) may be engaged by a corresponding socket (30 - see figure 5) to apply thrust and torque to the reinforcing element (10).</p> |
申请公布号 |
GB2370864(A) |
申请公布日期 |
2002.07.10 |
申请号 |
GB20010000235 |
申请日期 |
2001.01.04 |
申请人 |
* FIRTH RIXSON STRATA PRODUCTS LIMITED;* TRACKING TRADER LIMITED |
发明人 |
STEVEN * MITCHELL;TERENCE * CASSIDY |
分类号 |
E21D21/00;(IPC1-7):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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