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Charles Redheffer : ウィキペディア英語版 | Charles Redheffer
Charles Redheffer was an American inventor who claimed to have invented a perpetual motion machine. First appearing in Philadelphia, Redheffer exhibited his machine to the public, charging high prices for viewing. When he applied to the government for more money, a group of inspectors were sent to examine the machine. It was discovered the machine was actually powered by a device Redheffer claimed was powered by the machine. Redheffer moved to New York City and set up a similar scam after rebuilding his machine. However, an engineer detected that it was a fake when he visited an exhibition by listening to its unsteady motions. He discovered that the machine was operated by a man using a crank in a room on the floor above. Redheffer returned to Philadelphia. He later claimed to have created another machine, but refused to demonstrate it to anyone. He managed to get a patent for his machine in 1820, but after this his fate is unknown. ==Personal life== Little has been recorded about Redheffer's life, other than his connection to the hoax. According to one source, he was from Germantown in Philadelphia,〔Weiss, p.35〕 but most sources simply state that he appeared in Philadelphia with his machine. Redheffer disappeared from public view after the discovery of the fraud, and his fate is unknown.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Charles Redheffer」の詳細全文を読む
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