International Library of Technology · Scranton, International Textbook Co. · leaf 712
arma-ture g or g Avith a pro-jecting finger on the innerside. When current is sentthrough the magnet c, thearmature g is raised andturns the gas valve v bystriking one of the pins.At the same time the rod r is pushed up, thus breaking the circuit at a point where thegas is escaping and producing a… … Fig. .31. 28 INTERIOR WIRING. 45 rod r is forced upwards against the spring s, but when thecircuit is opened at the spark gap, the spring presses therod and armature down again, and the.circuit being therebyclosed, a spark is again produced on opening. This continuesas long as the push button is…
Electrical engineering
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