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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 377

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 377
1528. PANTOGRAPH.-For perfect pro-portions the points A, B, C must always be inline. With the point B fixed, the pencil at Awill produce an exact copy of tracing frompoint C. By changing places for the fixedpoint a double or half-size tracing may be made. 1529. LAZY-TONGS PANTOGRAPH, for reducing… … DRAUGHTING DEVICES. 367

Mechanical movements

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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