Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 139
\ \ L Fig. Si. 128 MECHANICS OF FLUIDS. the air diminished by the pressure due to the weight of thecolumn of the liquid LK, will be forced open, allowing theportion of the barrel below D to fill. On the down strokeof the piston, B opens, equalizing the pressure above andbelow, while A is closed by… … Fig. 85. type just described will not work effectively at a hight ofmore than 25 feet. However, it is possible by a differentarrangement of the valves to force the liquid to a hightlimited only by the ability of the materials to withstand thepressures imposed. The operation of the force pump may be…
Physics
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