US Patent 9316111 Active turbine tip clearance control system
Patent 9316111 was granted and assigned to Pratt & Whitney Canada on April, 2016 by the United States Patent and Trademark Office.
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Patent abstract
An active tip clearance control (ATCC) system of a gas turbine engine includes an ejector to selectively drive an air flow passing through the ATCC system. A high pressure air flow as a motive flow of the ejector is controlled by a valve according to engine operation requirements.
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Patent Citations Received
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Patent Inventor Names
Andreas Eleftheriou0
Daniel Alecu0
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Official Website
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US Patent 09316111 Active turbine tip clearance control system US Patent 9316111 Active turbine tip clearance control system
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Patent Number
093161110
Patent Number
93161110
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
093161110
Date of Patent
April 19, 2016
0Patent Application Number
133264340
Date Filed
December 15, 2011
0Official Website
Patent Primary Examiner
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US Patent 09316111 Active turbine tip clearance control system
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
09316111
Date of patent
April 19, 2016
Patent application number
13326434
Date Filed
December 15, 2011
Patent primary examiner
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