Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 321
s theWeinman pump and the sectional engraving. Fig. 291, the valvemotion. The motion of the main piston is controlled by steam valve,A, which is a hollow cylinder combining a valve piston andslide valve in one and the same casting and sliding horizontallyin steam chest, D. This valve is prevented… … steam pressure, and the movement is controlled by an auxiliaryvalve, E. The openings, F,F(Fig. 290), conduct the steam fromthe eiulsof the steam cl.est to the auxiliary valve, which is con-nected to the piston rod by a tappet rod and the sid? arm, X. Steam being admitted to steam chest, it passes…
Hydraulic machinery · Pumping machinery
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