Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 301
Fig. 266. Fig. 267. left. As the steam enters the right hand main port and ex-hausts from the left hand port, the main piston commences itsreturn stroke and the operation just described becomes practi-cally continuous. As the main piston closes the main port, F,to the right, it cushions on…
Hydraulic machinery · Pumping machinery
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