NASA Technical Reports Server (NTRS) 19820009680: The design of a mechanical referencing system for the rear drum of the Longwall Shearer Coal MinerReportar como inadecuado



 NASA Technical Reports Server (NTRS) 19820009680: The design of a mechanical referencing system for the rear drum of the Longwall Shearer Coal Miner


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The design of two systems which reference the position of a longwall shearer coal miner to the mine roof of the present cut and of the last cut are presented. This system is part of an automation system that will guide the rear cutting drum in such a manner that the total depth of cut remains constant even though the front drum may be following an

Autor: NASA Technical Reports Server (NTRS)

Fuente: https://archive.org/







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