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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 32

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox, 1914, leaf 32
a , axb WP rx , =r W P X ^X {a -^b)bxbW Xbxba X [a! + b) The differential weight of lever arms must be adjusted to theproper factor for accurate computation. THE MECHANICAL POWERS. 21 … 19. Revolving Lever, first order. Pzrr W X ^ 20. Revolving Lever, second order,W = P X (^ + ^) P = W X z- a + l> 21. Revolving Lever, third order.Wr=P_Xj P = W X (^ + ^) THE INCLINED PLANE.

Mechanical movements

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