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Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1914)

Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 286

An illustration from Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries, 1914, leaf 286
A pair of heavy rollers in a cir-cular trough rolls jthe briquet mate-irial into the holesof a revolving moldplate, in which thebriquets receivea further pressureand are ejected onto a belt carrier,which depositsthem in a truck orbin. Type of theChisholm, Boyd &White Co., Chi-cago, 111. … 737. COAL-WASHINGJIG. Coal and slate arewashed through a vibratingbox or jig, and separatedby their difference in grav-ity. The coal is carriedover in a short chute tothe coal elevator and theslate is discharged throughan adjustable trap to theslate hopper below, fromwhich it is carried away byan…

Mechanical movements

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