Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 585
alves for sight g-lasses. W, Water tube.X, Water and oil trap. 572 Steam Engineering The force feed^ or mechanically operated lubricator, hascome into favor largely within recent years, and it certainlyhas the merit of being positive, while at the same time it isnot wasteful of oil, being governed… … Fig. 231manzel quadruple feed, oil pump to any movable part of the engine that will give it a recipro-eating motion. Figure 231 shows the Manzel quadruple feed oil pump.These pumps are also made with five and six feeds. Man-zel Brothers Co. also make an agitating force, and sight-feed oil pump for…
