US Patent 7287384 Bearing chamber pressurization system
Patent 7287384 was granted and assigned to Pratt & Whitney Canada on October, 2007 by the United States Patent and Trademark Office.
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Patent Inventor Names
Eduardo David Hawie0
Jason Araan Fish0
Pierre-Yves Légaré0
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Patent abstract
A method and device for improved pressure balancing in a bearing chamber pressurization system for gas turbine engines employ a partition member to substantially separate first and second air-oil seals of the bearing housing.
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US Patent 07287384 Bearing chamber pressurization system US Patent 7287384 Bearing chamber pressurization system
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Patent Number
072873840
Patent Number
72873840
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Official Website
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
072873840
Date of Patent
October 30, 2007
0Patent Application Number
110090410
Date Filed
December 13, 2004
0Official Website
Patent Primary Examiner
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US Patent 07287384 Bearing chamber pressurization system
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07287384
Date of patent
October 30, 2007
Patent application number
11009041
Date Filed
December 13, 2004
Patent primary examiner
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