Self-propelled vehicles; a practical treatise on the theory, construction, operation, care and management of all forms of automobiles (1906)
Homans, James E. (James Edward), b. 1865 · New York, T. Audel & Company · leaf 600
hepump may fail to feed enough water to the boiler, or may notoperate at all. Then it is necessary to use a supplementary feeder,generally a hand pump, or a steam pump operated by a separatecylinder. Such supplementary steam pumps and injectors arecommonly arranged to start automatically, as… … Fig. 431.—Section of a Type of Plunger Feed Pump. As is obvious, the valveopened, by suction of the up-stroke is closed by compression of the down-stroke, and vice .versa. This pump is equipped with a double, or com-pound, valve, which, as may be seen, secures perfect balance in operationwith the…
Automobiles
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