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US Patent 8181443 Heat exchanger to cool turbine air cooling flow

Patent 8181443 was granted and assigned to Pratt & Whitney Canada on May, 2012 by the United States Patent and Trademark Office.

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Patent Citations Received
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US Patent 11982232 Aircraft heat exchangers
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US Patent 11920517 Aircraft bypass duct heat exchanger
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US Patent 11885573 Aircraft heat exchanger panel attachment
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Patent abstract

A cooling system of a gas turbine engine, includes a heat exchanger having a common wall shared by a first air passage for directing a portion of a compressor air flow to be used as cooling air, and a second air passage for directing a portion of a bypass air flow, the portion of the compressor air flow being thereby cooled by the portion of the bypass air flow through the common wall.

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US Patent 11773780 Intercooled cooling air with selective pressure dump
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US Patent 11773742 Cooled cooling air for blade air seal through outer chamber
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Patent Inventor Names
Guiseppe Rago0
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US Patent 08181443 Heat exchanger to cool turbine air cooling flow US Patent 8181443 Heat exchanger to cool turbine air cooling flow

Infobox
Patent Number
081814430
Patent Number
81814430
Edits on 24 Sep, 2022
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edited on 24 Sep, 2022
Infobox
Is a
Patent
Patent
0
Current Assignee
Pratt & Whitney Canada
Pratt & Whitney Canada
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
081814430
Date of Patent
May 22, 2012
0
Patent Application Number
123316050
Date Filed
December 10, 2008
0
Patent Primary Examiner
Ehud Halberstam
Ehud Halberstam
0
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 US Patent 08181443 Heat exchanger to cool turbine air cooling flow

Infobox
Is a
Patent
Patent
Current assignee
Pratt & Whitney Canada
Pratt & Whitney Canada
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
08181443
Date of patent
May 22, 2012
Patent application number
12331605
Date Filed
December 10, 2008
Patent primary examiner
Ehud Halberstam
Ehud Halberstam

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