Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 917
ng guide and piston^ while the pot B rises and falls^ andby so doing draws air into the chamber C through thepassage T>, the vacuum C being regulated by the positionof the needle valve E. As the pot falls^ air escapes fromC through valve H^ and the fall is free until the lowerend of the pot… … Tig. 373section of the dashpot Double-pipe Ammonia Condenser. This type of con-denser consists of two series of coils^ one within the other,and is usually built in four different forms having 2-inchand 1.25-inch^ 2.5-inch, 3-inch and 2-inch pipes or,having the upper outside pipes 2.5 inches and the…