Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 77
215. PETROLEUM BURNER, for a furnace, for a boiler, or other require-ments. A, Entrance of oil to -centralnozzle, which is regulated by a needlevalve with screw spindle and wheel, C;B, entrance of compressed air to theannular nozzle, the force of whichdraws the oil ^nd atomizes it for… … 216. POP SAFETY VALVE.—The Lun-kenheimer, an enlarged lip disc above the valvedisc, equalizes the increased tension of the springwhen the valve opens. STEAM POWER. 67 217. DIFFERENTIAL SEAT SAFETY VALVE—The enlarged area of the upper valve compensatesfor the differential tension of the spring upon…
Mechanical movements
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