发明名称 |
Shearer loader for underground mining operation |
摘要 |
A shearer loader for underground mining operations including a duplex-input transmission coupled to the haulage box drive motor of the shearer loader. A first input of the duplex-input transmission is coupled to the haulage box office motor, and a second input of the duplex-input transmission is coupled to a drum-cutter drive motor of the shearer loader. During those times in which increased feed rates are required of the shearer loader, feed forces required for the increased feed rate is supplied by both the haulage box drive motor, and the drum-cutter drive motor.
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申请公布号 |
US4828326(A) |
申请公布日期 |
1989.05.09 |
申请号 |
US19870077235 |
申请日期 |
1987.07.24 |
申请人 |
GEBR. EICKHOFF MASCHINENFABRIK U. EISENGIESSEREI MBH |
发明人 |
SCHUPPHAUS, HERBERT;REIKE, SIEGFRIED |
分类号 |
E21C27/02;E21C31/00 |
主分类号 |
E21C27/02 |
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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