Electrical news and engineering . closed for :i hours with a temperature on the casing not 50 degrees Centigrade rise which means the transfor-mer is not affected by an indefinite short circuit. Compara-tive tests on these transformers has brought out the fact thatin ordinary household service the transformer only drawsone third of a watt when contact is made. An Economee Switch The Economee Rheostatic .Switch Co., 3551 North FifthSt., Philadelphia, Pa., lias recently placed on the market theEconomee Switch here illustrated. In appearance, it isvery similar to the ordinary snap switc
Electrical news and engineering . closed for :i hours with a temperature on the casing not 50 degrees Centigrade rise which means the transfor-mer is not affected by an indefinite short circuit. Compara-tive tests on these transformers has brought out the fact thatin ordinary household service the transformer only drawsone third of a watt when contact is made. An Economee Switch The Economee Rheostatic .Switch Co., 3551 North FifthSt., Philadelphia, Pa., lias recently placed on the market theEconomee Switch here illustrated. In appearance, it isvery similar to the ordinary snap switch; its operation isalso the same. However, it differs greatly in operation, is a liquid rheostatic switch and the current is applied. gradually, the resistance being controlled by a simple timingdevice. The cutting off of the current is acconiplished in-stantly, as in the usual snap switch. The manufacturerclaims that this gradual application of current preventsstarting troubles in motors, lengthens the life of electriclamps, etc. Reversible Toaster and Grill A reversible toaster stove and grill is now on the mar-ket, the product of the Triangle Appliance Mfg. Co., 160 St., Chicago. Two slices of toast can be made at the
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Keywords: ., bo, bookcentury1800, bookdecade1890, bookidelectricalnewsen31donm
