Harmsworth, Alfred Charles William, Sir, bart · London Bombay : Longmans, Green, and Co. · leaf 295
can be used. The primary reason that the vapourfrom the jet nozzle flows up the inducing-tube is because theheat of the fire-box induces a constant inward current ofair through the open door of the mouth-piece. No automaticregulator is fitted to this burner, which in the usual way iscontrolled… … STEAM CARS 257 employed ; this is called the thermo regulator, and by it thesupply of vapour to the burner is automatically controlled bythe temperature of the superheated steam. For explanationsof Flash boiler and Superheat, see Boilers. The Serpollet burner shown in fig. 6 has a number of…
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