Method and apparatus for controlling an electric machine

United States of America Patent

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Aug 7, 2007
Grant Date
Dec 16, 2004
app pub date
Jun 16, 2003
filing date
Jun 16, 2003

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Abstract

The invention provides a method and apparatus for controlling a machine in which the magnetic flux emanating from a rotor is selectively diverted to a second path in the stator which bypasses the winding or windings so as to magnetically de-couple the winding or windings from the rotor.

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Patent Owner(s)

Patent Owner	Address
PRATT & WHITNEY CANADA CORP	QUEBEC CANADA QUEBEC

International Classification(s)

H02K:DYNAMO-ELECTRIC MACHINES

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Inventor Name	Address	# of filed Patents	Total Citations
Dooley, Kevin	Mississauga, CA	47	390
Dowhan, Michael	Milton, CA	9	127

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Method and apparatus for controlling an electric machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10461356

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PATENT NO	7253548
APP PUB NO	20040251765A1
SERIAL NO	10461356
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 07, 2007	US,7253548,B2 US7253548B2	GRANTED PATENT AS SECOND PUBLICATION
December 16, 2004	US,20040251765,A1 US20040251765A1	FIRST PUBLISHED PATENT APPLICATION

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10461356

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