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 150
504. COMPOUND BEAM PUMP-ING ENGINE for water works. Thehigh- and low-pressure cylinders are in-clined, to make room for direct connec-tion of the pump and crank rods. … 505. DEAN STEAMPUMP.—The valve gearof the Duplex pump. Alever and rock shaft, movedby a spool on the connect-ing rod, operates the valveof the opposite cylinder, for alternating the strokes of the pistons. I40 HYDRAULIC POWER AND DEVICES.
Mechanical movements
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