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 121
,398. EXHAUST JET CONDENSER.—The exhaust steam passes through a cyHndri-caJ nozzle and meets a thin annular stream ofwater at the mouth of a funnel-shaped nozzle.The converging sheet of water condenses thesteam, and prevents back pressure by itsvelocity through the narrow end of the nozzle. … 399. BALANCED REDUCING VALVE.— The spindle of the balanced throttle discsis attached to a large diaphragm by levers, andcounterbalanced by an outside lever withmovable weight for adjustment of the reducedpressure.
Mechanical movements
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