Electrical news and engineering . iator type transformer, so arranged with openings placedbetween the radiators to direct the flow <<i air supplied by amotor driven blower. With this method of artificial cooling, these maximumrated transformers will carry 25 per cent overload continuous-ly with the same winding temperatures as at full load with-out artificial circulation of air. The transformer is provided with a hot spot temperat-ure indicator, an oil expansion tank and a high voltage tapchanger, the latter operated by a hand wheel in a convenientposition above the transformer cover. TH
Electrical news and engineering . iator type transformer, so arranged with openings placedbetween the radiators to direct the flow <<i air supplied by amotor driven blower. With this method of artificial cooling, these maximumrated transformers will carry 25 per cent overload continuous-ly with the same winding temperatures as at full load with-out artificial circulation of air. The transformer is provided with a hot spot temperat-ure indicator, an oil expansion tank and a high voltage tapchanger, the latter operated by a hand wheel in a convenientposition above the transformer cover. THE ELECTRICAL NEWS 4a Drying Machine for Hands and Face Tlif Airdry Corporation, of Groton, X. Y., is inanulac-turiiig a machine called Airdry for drying hands and machine consists of a white enamelled iron standard,containing a motor, fan, heating element, and an adjustable. nozzle for directing the liow ot air. Lonnected with thelighting circuit, the machine is set in operation by means ofa foot lever in the base of the standard. Pressing the leverdownward causes warm air to be discharged through thenozzle. Releasing the lever stops the motor and the flowof air. This machine is adjustable to any position. It issaid to dry thoroughly. It is safe and sanitary and eliminatestowels. It is paricularly adaptable to public , etc. A Portable Wringer .other labor-saving device under the trade nameWring-O is being placed on the market by the PetroleumEngine and Manufacturing Co., 120 Broadway, New is an electrical wringer of the portable type, as shown. able at the moment to bear the full expense. It is claimed,also, that an efficient washing may be accomplished bythoroughly soaking the clothes in soapy water an thenwringing and rinsing through several waters until clearwater is wrung from them. It would seem to be speciallyuseful i
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