Invention Grant
US09267376B2 Manufacture of cable bolts 有权
制造电缆螺栓

Manufacture of cable bolts
Abstract:
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.
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