发明名称 Extraction machine for underground mining
摘要 The machine has a machine body movable along a mining face and at least one cutting roller unit joined to the machine body by a cantilever arm and driven by a drive mounted on the machine body via gears in the arm. The gears have a compensation shaft passing through the arm coupled to the drive via a first angled gear stage and to the cutter roller unit via a second angled gear stage (20).
申请公布号 PL379427(A1) 申请公布日期 2006.10.16
申请号 PL20060379427 申请日期 2006.04.10
申请人 DBT GMBH 发明人 ONSORI SIAMAK
分类号 E21C27/00 主分类号 E21C27/00
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