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 185
648. TOGGLE-JOINT DUPLEX AIRCOMPRESSOR.—The crank moves thecommon joint of the long arms in a hori-zontal direction on a slide. The straighten-ing of the toggle greatly increases the powerN of the pistons during the terminal part of,^ their stroke, when the air pressure is greatest … 649. AIR COMPRES- SOR CYLINDER, PIS- IJ^.TON AND VALVES.— Pattern of the Ingersoll,Sergeant Drill Co. Takesits air through a hollow pis-ton rod at E to the interiorof the pistouo The annular valves, G, G, open and close by theirmomentum. H, H, discharge valves closed by springs; J, J, waterjacket.
Mechanical movements
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