Method for examining an electric energy accumulator

United States of America Patent

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Aug 23, 2016
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Mar 15, 2012
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May 3, 2010
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May 17, 2009

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Abstract

A method for checking an electric energy storage device for a blade angle adjustment drive of a wind turbine. The method includes blocking an electric motor, loading an electric energy storage device from the blocked electric motor by means of a converter; and observing the discharging of the electric energy storage device.

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NIDEC SSB WIND SYSTEMS GMBH	NEUENKIRCHENER STRASSE 13 SALZBERGEN 48499

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Inventor Name	Address	# of filed Patents	Total Citations
Kestermann, Hermann	Rheine, DE	7	32

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Method for examining an electric energy accumulator

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United States of America Patent

13320834

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PATENT NO	9425716
APP PUB NO	20120063900A1
SERIAL NO	13320834
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 23, 2016	US,9425716,B2 US9425716B2	GRANTED PATENT AS SECOND PUBLICATION
March 15, 2012	US,20120063900,A1 US20120063900A1	FIRST PUBLISHED PATENT APPLICATION

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13320834

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