Shearer loader for underground mining operation

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4828326
SERIAL NO

07077235

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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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Patent Owner(s)

Patent OwnerAddress
GEBR EICKHOFF MASCHINENFABRIK U EISENGIEBEREI MBH HUNSCHEIDTSTRASSE 176 4630 BOCHUM 1 GERMANY A CORP OF GERMANYNot Provided

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Reike, Siegfried Bochum, DE 2 7
Schupphaus, Herbert Bochum, DE 15 35

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