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US Patent 7859875 Universal power adapter/converter

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Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7859875
Date of Patent
December 28, 2010
Patent Application Number
11970702
Date Filed
January 8, 2008
Patent Primary Examiner
‌
Bao Q. Vu
Patent abstract

A universal power adapter has an input for receiving an input voltage from a power source and an output for supplying an output voltage selected from amongst two or more preset voltages. A voltage converter circuit converts between the input voltage and the two or more preset voltages. A connector tip connectable with the output connects one of the two or more preset voltages to the output.

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