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Schuyler Skaats Wheeler (May 17, 1860 – April 20, 1923) was an American electrical engineer and manufacturer who invented the electric fan, an electric elevator design, and the electric fire engine. He is associated with the early development of the electric motor industry, especially to do with training the blind in this industry for gainful ...
The motor is either hidden in the fan's center hub or extends behind it. For big industrial fans, three-phase asynchronous motors are commonly used, may be placed near the fan, and drive it through a belt and pulleys. Smaller fans are often powered by shaded pole AC motors, or brushed or brushless DC motors. AC-powered fans usually use mains ...
Fan death is a misconception that people have died as a result of running an electric fan in a closed room with no open windows. While the supposed mechanics of fan death are impossible given how electric fans operate, belief in fan death persisted to the mid-2000s in South Korea , [ 1 ] [ 2 ] [ 3 ] and also to a lesser extent in Japan .
More than 1.2 million rechargeable lights are under recall in the U.S. and Canada following a report of one consumer death. According to a Thursday notice from the U.S. Consumer Product Safety ...
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Whiting's electric fire engine. William H. H. Whiting was an insurance adjustor and auditor with a special interest in fire prevention. Mr. Whiting made improvements to the design of an electric fire engine which was granted a patent (#632,665) in 1899. the principal points are the special combination of motor, a rotary force-pump, controller and safety-valve, and automatic stop-motion.
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