发明名称 |
RACK ARRANGEMENT FOR UNDERGROUND WINNING INSTALLATIONS AND BEARING BRACKET THEREFOR |
摘要 |
A rack arrangement for underground winning installations having bearing brackets being fastenable at pan sections of a face conveyor and which have two pin holes each, and having rack bars being detachably fastenable to the pin holes of adjacent bearing brackets via pin connections having connecting pins. In order to design the rack arrangement and the bearing bracket for easier fitting and to improve the interplay between bearing bracket and rack bars in operational use, both pin holes are designed as an elongated hole for accommodating the connecting pin 7. |
申请公布号 |
ZA201107897(B) |
申请公布日期 |
2012.10.31 |
申请号 |
ZA20110007897 |
申请日期 |
2011.10.28 |
申请人 |
CATERPILLAR GLOBAL MINING EUROPE GMBH |
发明人 |
SCHMIDT SIEGFRIED;WIRTZ JORG |
分类号 |
E21C |
主分类号 |
E21C |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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