发明名称 SHIELD CANOPY FOR A SHIELD-TYPE SUPPORT
摘要 A shield canopy for a shield-type support for underground mining having a canopy plate and a supporting structure being welded on below the canopy plate and having a plurality of longitudinal spars which extend from a rear canopy region up to a front canopy region. At least two of the longitudinal spars having section struts which are provided with a top section flange and a web running perpendicularly to the top section flange, and the canopy plate and the section struts are angled upwards in the front canopy region.
申请公布号 ZA201204602(B) 申请公布日期 2013.02.27
申请号 ZA20120004602 申请日期 2012.06.21
申请人 CATERPILLAR GLOBAL MINING EUROPE GMBH 发明人 DEHMEL DENNIS;HAHN DETLEF;HENGSTLER STEFAN
分类号 E21D 主分类号 E21D
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