发明名称 Advance working or mining machine
摘要 In an advance working or mining machine including a traveling mechanism, excavation tools movable over the mine face as well as roof bolt drilling and setting apparatus having associated operating platforms for the operation of the roof bolt drilling and setting apparatus, at least a part of laterally cantilevering platforms is each arranged to be pivotable and/or displaceable transversely to the longitudinal axis of the machine.
申请公布号 US2005156460(A1) 申请公布日期 2005.07.21
申请号 US20050038319 申请日期 2005.01.18
申请人 VOEST-ALPINE BERGTECHNIK GESELLSCHAFT M.B.H. 发明人 BRANDL ERICH
分类号 E21C25/00;E21C27/00;E21C31/08;E21D9/10;E21D20/00;(IPC1-7):E21C25/00 主分类号 E21C25/00
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