. The railroad and engineering journal . D TO BOrLER. Fig. 144 OVERFLOW, MONITOR INJECTOR. Figs 143 and 144 represent the Monitor injector made bythe Nathan Manufacturing Company, of New York. It consists the handle N, and a water-valve, f, worked by a handle, handle O serves for closing the waste-valve when it is de-sired to use the injector as a heater. The operation of the injector is as follows : The water-valve. Fg- 145- Fig. 146. of a body, B, made in two Jiarts and provided with the usualinlets for steam and water at A and C, and with a delivery end,D. It is further provided with
. The railroad and engineering journal . D TO BOrLER. Fig. 144 OVERFLOW, MONITOR INJECTOR. Figs 143 and 144 represent the Monitor injector made bythe Nathan Manufacturing Company, of New York. It consists the handle N, and a water-valve, f, worked by a handle, handle O serves for closing the waste-valve when it is de-sired to use the injector as a heater. The operation of the injector is as follows : The water-valve. Fg- 145- Fig. 146. of a body, B, made in two Jiarts and provided with the usualinlets for steam and water at A and C, and with a delivery end,D. It is further provided with a lifting steam-valve, /, which isworked by a handle, L ; a forcing steam-valve, 5, worked by y being open and the steam inlet A in communication with theboiler, the valve /is opened. This operation will admit steaminto the tube /, which flows through the nozzles « « into theatmosphere, and creates a partial vacuum in the water-chamber Vol. LXII, No. 4] ENGINEERING JOURNAL. 179 fV. Water is thus drawn from the supply-tank and is dis-charged into the combining-nozzle E, and through openings inthis combining-tube into and out through the overflow at e. Assoon as the water appears at t the valve S is opened and thevalve / (S closed. The steam issuing from the nozzle/•meetsthe water in the nozzle £, and imparts to it sufficient force andvelocity to open the check-vaive //and discharge the fluid at I)into the pipes
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Keywords: ., bookcentury1800, bookdecade1880, bookidrailroadengi, bookyear1887
