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 379
15316. ODONTOGRAPH. — Ascribe template for laying out thecurves of the teeth of gear wheels. 1531C. SECTION LINERS.—Anopen triangle with a stop slide pivotedto links with the spacing adjusted bya stop pin and cam sector. … 1531J. EIDOGRAPH.—An instrument of precisionin reproducing drawings,reduced or enlarged. Sim-ultaneous motions are trans-mitted from the tracer to^ the pencil through the mo-tion of pulleys on the cen-tral beam operated by asteel band. DRAUGHTING DEVICES. 369
Mechanical movements
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