STATIONARY ENGINES . ISS bücket is ascending , consequently it is discharging and drawing the water into the pump barrel at the same time , and the down stroke of the bücket simply allows the water above the suction valve to pass through the valve fitted to the bücket , to be again discharged as… … discharge the air collecting Fig . 92 . — Forcing Set . Plunger 23 % inches in diameter , arranged with one door for both valves . at the top of the barrel , , Suction pipe . b , Suction - valve seating . c , Delivery - valve and consequently a little seating . d , Plunger , e , Branch from air…
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