发明名称 Lift line connection for rock crusher components
摘要 At least one core hole is provided adjacent an edge of a rock crusher component and removably receives a connector capable of attachment to a lifting line. In one embodiment, the connector is a bolt and the core hole has an enlarged portion for receiving a nut in a non-rotating fit. The nut receives a set screw plug when the bolt is removed. In another embodiment a hook and eye member is employed and the hook portion thereof engages the enlarged portion of the core hole. The connector includes a bracket that connects it with a lift line.
申请公布号 US5323976(A) 申请公布日期 1994.06.28
申请号 US19920848155 申请日期 1992.09.03
申请人 JOHNSON, LOUIS W.;JOHNSON, BRUCE G. 发明人 JOHNSON, LOUIS W.;JOHNSON, BRUCE G.
分类号 B02C1/10;B02C2/00;B02C23/00;(IPC1-7):B02C23/00 主分类号 B02C1/10
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