发明名称 Mining plow with pushrod
摘要 <p>A mining plow (1) for a longwall mining system in an underground mine is disclosed. The mining plow (1) comprises a plow body (10) and a pushrod (62). The pushrod (62) is displaceably arranged within the plow body (10) to form a positive coupling between a first cutting bit carrier (12) pivotably supported on the plow body (10) via a first pivot pin and a second cutting bit carrier (14) pivotably supported on the plow body (10) via a second pivot pin. The pushrod (62) is arch-shaped to pass around a central roof cutting bit carrier assembly which may facilitate a wear-protected arrangement of the pushrod (62) within the plow body (10).</p>
申请公布号 EP2799662(A1) 申请公布日期 2014.11.05
申请号 EP20130165990 申请日期 2013.04.30
申请人 CATERPILLAR GLOBAL MINING EUROPE GMBH 发明人 SIEPENKORT, GERHARD;HESSE, NORBERT;TILLESSEN, UWE;DUHNKE, KLAUS;BETTERMANN, DIEDRICH
分类号 E21C27/34 主分类号 E21C27/34
代理机构 代理人
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