US Patent 8474095 Constant-power electric system
Patent 8474095 was granted and assigned to Dyson (company) on July, 2013 by the United States Patent and Trademark Office.
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Patent abstract
An electric system that includes a single-phase permanent-magnet electric machine and a control system for driving the electric machine. The control system sequentially excites and freewheels a winding of the electric machine so as maintain substantially constant power over an operating speed range spanning at least 10 krpm and/or an excitation voltage range extending between a minimum voltage and a maximum voltage, the minimum voltage being less than 80% of the maximum voltage. Additionally, a product comprising the electric system.
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Patent Inventor Names
Andrew Charlton Clothier0
Tuncay Celik0
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Patent Citations Received
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US Patent 08474095 Constant-power electric system US Patent 8474095 Constant-power electric system
Infobox
Patent Number
08474095
Patent Number
8474095
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US Patent 08474095 Constant-power electric system
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Is a
Current assignee
Patent jurisdiction
Patent number
08474095
Date of patent
July 2, 2013
Patent application number
12750256
Date Filed
March 30, 2010
Patent primary examiner
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