Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 213
h remains in the tube, counter-balances the pressure of the atmo-sphere on the water of the reservoir. When the piston descends, thevalve S closes by its own weight, andprevents the return of the air from thecylinder into the tube A. The air compressed by the piston opens the valveO, and escapes… … Fig. 204. 196 071 Gases. [216- fied ; during the descent of the piston the valve S closes, and the waterraises the valve O, and passes above the piston by which it is lifted intothe upper reservoir D. There is now no more air in the pump, and thewater forced by the atmospheric pressure rises with…
Physics
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