发明名称 Cable bulbing apparatus and method for forming bulbs in a cable bolt
摘要 A cable bulbing apparatus having a frame (1) and securing means (3) for holding at least a portion of a cable bolt (4) with respect to the frame (1). The apparatus also includes a bulbing assembly (5) which is releasably engagable with the cable bolt (4). The assembly (5) is movable relative to the frame (1) to enable one or more bulbs to be formed along the cable bolt length.
申请公布号 US7562550(B2) 申请公布日期 2009.07.21
申请号 US20060355607 申请日期 2006.02.16
申请人 JENNMAR CORPORATION 发明人 STEAINS ANTHONY PAUL
分类号 B21D11/02;B21F1/00 主分类号 B21D11/02
代理机构 代理人
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