Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 196
691. AIR AND GASOLINE BRAZINGAPPARATUS.—A small attached pumpforces air into a tank holding a small quan-tity of gasoline. A gauge shows the airpressure. From the top of the tank a pipeextends to two oppositely placed Bunsen burnerswith valves for regulating the flame. Swivels inthe pipe allow the… … 692. DOUBLE CONE VENTILATOR.— The up-take enters between the cones. Thesmoke has its exit around the edge of the lee-ward cone.
Mechanical movements
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