Loading ores into skips at slope shaft of zinc mine in Franklin,New Jersey.
Franklin New Jersey USA Date:1914 Duration:1 min 47 sec Sound:NO SOUND
Shows loading of ores into skips at slope shaft of zinc mine in Franklin,New Jersey. Chairs are lowered to support skip in proper position for loading. Mine worker turns a lever that causes the hydraulic ram to push the under-swung gate forward. This cuts the flow of ore to the measuring hopper. Hopper gate opens and discharges the ore. Hopper gate again closes and upper gate opens.
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