Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
d vessel, provided with a faucet, as shown.If the faucet be closed, which shuts off the air, and the piston, L, drawnup, the water Avill not follow it; and a vacuum will exist at N. If,now, the faucet be opened, the air will rush into the reservoir, andpress the water up the pipe into the vacuum at… … T is a cylindrical case (with head removed); A, a cylinder consider-ably smaller than the case, provided with three teeth or blades, which, 126 HYDRAULICS. Fig. 21. acting as pistons, work water-tight against the interior surfiice of the-case ; N, a small cylinder (termed the butment), revolving…
Physics · Astronomy
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