发明名称 Rope shovel with curved boom
摘要 A mining shovel includes a digging assembly having a generally V-shaped boom including a lower connection point for attachment to the mining shovel. A first portion of the boom extends generally upwardly from the lower connection point, and a second portion of the boom is angled with respect to and extends upwardly and forwardly from the first portion. The second portion includes a distal end defining a sheave support, and a pivot element is positioned generally at a connection area between the first portion and the second portion. The digging assembly also includes a boom attachment having a first end that is pivotally supported by the pivot element and a second end that is supported by the sheave support. co LO cn cn CN cn LO m cn LO co co C%4 ------ - - ..... . . . ........ CY) clq cn CVI) ki C, 4
申请公布号 AU2012200496(A1) 申请公布日期 2012.08.16
申请号 AU20120200496 申请日期 2012.01.30
申请人 HARNISCHFEGER TECHNOLOGIES, INC. 发明人 HREN, WILLIAM J.;POETTER, RAINER
分类号 E02F3/47 主分类号 E02F3/47
代理机构 代理人
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