Composite filled gas turbine engine blade with gas film damper

United States of America Patent

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Oct 9, 2007
Grant Date
Nov 23, 2006
app pub date
May 18, 2005
filing date
May 18, 2005

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Abstract

A gas turbine engine blade comprises a housing, a composite core located within the housing, and a gas damper located within the housing for damping vibration of the blade.

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Patent Owner(s)

Patent Owner	Address
ALLISON ADVANCED DEVELOPMENT COMPANY INC	P O BOX 7162 INDIANAPOLIS IN 46206-7162

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
Vetters, Daniel K	Indianapolis, IN	94	1006

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Composite filled gas turbine engine blade with gas film damper

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United States of America Patent

11131570

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PATENT NO	7278830
APP PUB NO	20060263222A1
SERIAL NO	11131570
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 09, 2007	US,7278830,B2 US7278830B2	GRANTED PATENT AS SECOND PUBLICATION
November 23, 2006	US,20060263222,A1 US20060263222A1	FIRST PUBLISHED PATENT APPLICATION

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11131570

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