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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 (1910)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The N. W. Henley publishing company · leaf 141

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, 1910, leaf 141
340. THE SIROCCO FAN BLOWER. A … The particular featureof this fan is in thenarrow curvedblades set in theperiphery of thewheel and close to-gether, which pre-vents local eddiesand greatly in-creases the effi-ciency of the fan.Davidson patent. 341. Section showing shaft and bracing to the blade drum.

Mechanical movements

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