The electric motor and the transmission of power (1906)
Houston, Edwin J. (Edwin James), 1847-1914, Kennelly, Arthur E. (Arthur Edwin), 1861-1939, joint author · New York : McGraw Pub. Co. · leaf 364
Fig. 120.—No. 2 (1/4 HP) Fan Outfit, Set up as akExhaust. fan motor, also enclosed. Fig. 118, shoAvsa form of fan motor intended to be oper-ated on a series-arc circuit. Since thepressure employed on such a circuit is 356 THE ELECTRIC MOTOR AKD generally liigli, this motor requires to becarefully… … Fig. 121.—Direct-Connected Exhaust Fans andLdndell Motors. sometimes suspended from tlie ceilings.In this case the fan blades are driven in ahorizontal plane by a suitably supportedmotor. Fig. 119, shows a form of ceiling THE transmissio:n^ of power. 357
Electric motors
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