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Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 286

An illustration from Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices";, 1917, leaf 286
729. DRY GOLD MINING MACHINE. The hand crank wheel, the vibrator, and theblower for blowing off the dust and sand fromthe riffle table are the leading features of thisnovel dry placer machine. Gold sand is fed tothe hopper above and shaken in a thin sheet tothe riffle through a blast of air. Air is… … 730. GOLD AMALGAMATOR.<z, the circular tank with sluicewaysfor overflow of the waste slimes. c,c, revolving stirring amis drivenby the gear and center shaft through the conical center standard of the tank. The amalgamated plates ormercury rests on the bottom of thetank. m, /, perforations in the…

Mechanical movements

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