Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 596
useful effect of the pump for every double stroke. § 290.—The for-cing-pump is a fur-ther modification ofthe simple sucking-pump. The barrelB and sleeping-valveE are placed uponthe top of the suck-ing-pipe M. Thepiston F is withoutperforation and valve,and the water, afterbeing forced into… … description; action of thepiston andsleeping-valve; air-vessel; 592 NATURAL PHILOSOPHY. action of theair-vessel, secondvalve; second a second sleeping- Fig. 346. sleeping-valve; -, -n , valve E, opening,like the first, upward.Through the top ofthe air-vessel a dis- discharge-pipe; charge-pipe iT…
Mechanics · Acoustics · Optics
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