发明名称 Grappler spreader for closely stacking cargo containers
摘要 A cargo container handling implement, i.e., a grappler spreader, having the customary four grappling arms for the bottom lifting of piggy-back trailers and four latch units for interlocking with the top latch receptacles of cargo containers, and, in addition, a mechanism by which the latch units are adjustable with respect to the remainder of the grappler spreader in its lateral direction to enable the implement to support a container with the vertical plane of its outwardly offset side beyond the lateral extremities of the adjacent pair of upwardly stored grappling arms.
申请公布号 US4149747(A) 申请公布日期 1979.04.17
申请号 US19750563794 申请日期 1975.03.31
申请人 RPC CORPORATION 发明人 PORTZ, WOODROW W.;FATHAUER, JACK E.
分类号 B66C1/66;B66C1/22;B66F9/18;(IPC1-7):B66C1/66 主分类号 B66C1/66
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