Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 114
381. PARK INJECTOR.—A double tube in tandem, inwhich the handle has twomovements to operate thelift and force nozzles. Aself-lifting check valve gov-erns the overflow. … 382. SELLERS RESTARTINGINJECTOR.—In this model all the tubesare fixed. Two concentric check valves,C, D, guided by the combining tube, areoperated by the pressure in the combiningtube at the moment that the water reachesit, closing the overflow. io6 STEAM APPLIANCES.
Mechanical movements
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