Steam engines; a thorough and practical presentation of modern steam engine practice (1917)
Ludy, Llewellyn V., 1875-, American Technical Society · Chicago, American technical society · leaf 81
am cylinder being transferredto the piston or plunger in the pump in a direct line through the useof a continuous rod or connection. In pumps of this constructionthere are no weights in the moving parts, other than those requiredto produce sufficient strength in such parts for the work they… … Fig. 50. Direct-Acting Duplex Pump with Rocker and Bell-Crank Lever part of its stroke. The uniform and steady action of the direct-act-ing steam pump is dependent alone on the use of a steady uniformpressure of steam through the entire stroke of the piston, against asteady, uniform resistance of…
Steam-engines
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