Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 74
20^. PLAYFORD MECHAN-ICAL STOKER, for soft coal. Alink grate moved by a sprocket shaftcarries the coal, fed by a hopper,forward under the boiler, returningover a drum shaft at the bridgewall. A screw conveyer brings theash and clinker for^vard to the pit. 210. … AMERICAN BOILER STOKER.—The coal is carried underthe grate from the hopperby a spiral screw and forcedup over the grate. Side View of Stoker.
Mechanical movements
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