The design of marine engines and auxiliaries (1916)
Bragg, Edward Milton, b. 1874 · New York, D. Van Nostrand Co. · leaf 181
t andequal to the vacuum,while on the top the pres-sure varies from that ofthe vacuum to somethingabove atmospheric pres-sure. The action of apump of class (i) is more orless intermittent. Thereis not enough differencein pressure between thecondenser and the pumpbarrel to cause the waterto flow… … Fig. 91. water accumulates. In the Edwards pump the flow of waterdoes not depend upon the pressure difference but the water iscaught between the under side of the bucket and the bottom
Marine engines
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