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 245
234 GEARING. … 910. SAW-TOOTH WORM GEAR.—By thesaw-tooth form of the teeth of both wheel andworm, and the concave pitch lines of the worm, alarge area of contact is given to the teeth. 911. RIGHT- AND LEFT-HAND WORMGEAR for feed rolls or drums.
Mechanical movements
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