Internally damped blade

United States of America Patent

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Jun 7, 2011
Grant Date
Mar 24, 2011
app pub date
Sep 21, 2009
filing date
Sep 21, 2009

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Abstract

A blade includes an airfoil portion which defines at least one cavity with a damper located within the cavity, the damper includes a corrugated surface.

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Patent Owner(s)

UNITED TECHNOLOGIES CORPORATION

International Classification(s)

F01D:NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
El-Aini, Yehia M	Tequesta, US	11	327
Morris, Robert J	Portland, US	40	386

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Internally damped blade

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12563252

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PATENT NO	7955054
APP PUB NO	20110070085A1
SERIAL NO	12563252
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 07, 2011	US,7955054,B2 US7955054B2	GRANTED PATENT AS SECOND PUBLICATION
March 24, 2011	US,20110070085,A1 US20110070085A1	FIRST PUBLISHED PATENT APPLICATION

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12563252

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