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Scientific American, Vol. 38, No. 9 (March 1878) (1878)

leaf 4

An illustration from Scientific American, Vol. 38, No. 9 (March 1878), 1878, leaf 4
nd j plunger, one half will flow up the discharge pipe, E, the re- 6 shows a partial vertical section, and to it particular atten- utilized on the return of the air towards the heater. I maining half ascending on the up stroke of the bucket, thus tion Is called, as from this view the construction… … drawn brass tube securely the power piston up to the fitted and expanded therein. RIDER DEEP WELL PUMP endof its stroke. The pressure THE EIDER ROLLING VALVE PTJMP SHOWN The lower chamber, B, to IN SECTION. still remaining in the power BOLTED TO COOLER OF ENGINE. © 1878 SCIENTIFIC AMERICAN, INC

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