Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 220
he position shown inFigs. 199, 200 or 201. The chamber illustrated in Fig. 202 isplaced in the suction pipe below, but close to the pump. The action of the vacuum chamber is practically the reverseof that of the air chamber. The object of the vacuum chamberis to facilitate changing continuous into… … Fig. 202. Fig. 203. 222 Pumps and Hydraulics. above the water) and aids the piston in setting the column of water in motion again. Thus the flow of water into the suction chamber of the ])ump is much more uniform during each stroke of the piston than without the vacu- ,- --^ um chamber, and…
Hydraulic machinery · Pumping machinery
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