发明名称 |
Manufacture of Cable Bolts |
摘要 |
A cable bolt comprising a plurality of flexible steel filaments formed around a central member, the cable bolt having spaced bulbous portions along the length of the bolt each bulbous portion defining a cavity containing a segmented ring that surrounds the central member to engage the filaments of the bulbous portion. |
申请公布号 |
US2014119840(A1) |
申请公布日期 |
2014.05.01 |
申请号 |
US201313852503 |
申请日期 |
2013.03.28 |
申请人 |
FCI HOLDINGS DELAWARE, INC.;FCI HOLDINGS DELAWARE, INC. |
发明人 |
ARNOT JEREMY ROSS;SARGOOD KENNETH |
分类号 |
E21D21/00;B21F9/00;B21F11/00;B21F15/00 |
主分类号 |
E21D21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|