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 61
dng the index hand. A hair springattached to the arbor keeps all the piv-oted joints drawn in one direction foraccuracy of pressure indication. … 151. CORRUGATED TUBE-PRESSURE GAUGE.—The pressure within the tube expands it on the cor-rugated side and through the link connections withthe index hand moves the hand. MEASUREMENT OF POWER. 51
Mechanical movements
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