Steam power plant auxiliaries and accessories; (1922)
Croft, Terrell, 1880- ed, Dufflin, Daniel John, 1911- ed · New York, [etc] McGraw-Hill book company, Inc · leaf 84
of theadmission-port width will suffice for ordinary service. Note.—The Valve-Stem Lost-MotionDuplex-Pumps, as those in boiler-feed and elevation service, shouldbe such that each piston will travelnearly full stroke before shiftingthe opposite slide-valve to theadmission edge of the steam-port.… … Fig. 80.—Mechanism For Outside Ad-justment Of Lost Motion In Duplex-PumpValve Gear. Note.—The Valve-Stems Are Often Rigidly Attached (Fig. 79)to the slide-valves. In such cases a link mechanism (Fig. 80), with slidingblocks and tappets, is provided for adjusting the lost-motion outside…
Steam power plants · Pumping machinery
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