发明名称 Longitudinal cutting head for heading or mining machines
摘要 <p>The longitudinal cutter head has an edge space at the front side of the head that is close to the rotation axle of a hard stone crusher or edge cutter elements (43). The frame of the edge space is limited by a flange (50) of a cutting element, where the flange is lying at a base body (49) of the cutter head.</p>
申请公布号 EP2208856(A2) 申请公布日期 2010.07.21
申请号 EP20090450239 申请日期 2009.12.21
申请人 SANDVIK MINING AND CONSTRUCTION G.M.B.H. 发明人 GRIEF, RALF, DIPL.-ING.;GERER, ROMAN, DIPL.-ING.
分类号 E21C27/22 主分类号 E21C27/22
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