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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 46

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 46
B.The result of this is, that the momen-tum of the force exerted by the wheel,A, upon B, is null with respect to theedge of the knife-blade upon which thebeam oscillates, and that, consequently,such force has no tendency to move thebeam in one direction more than in another. The beam, then, is… … 57. THERMOHYDROSCOPE. The instrument comprises es-sentially a double spiral, S, of zinc and iron and a prepared strand, H, of hair, extending from the end, a^ of thespiral, through an eye, r, over the roller,O, to the end of the index, Z. The eye,r, is carried by the spring,/, and is raisedor…

Mechanical movements

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