US Patent 7611557 Reversed pressure relief valve
Patent 7611557 was granted and assigned to Plitek on November, 2009 by the United States Patent and Trademark Office.
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Patent abstract
A reversed pressure relief valve that is used in connection with a computer hard disk drive so as to vent pressurized gases contained within the disk drive while not permitting debris to enter the drive mechanism or the valve. More specifically, the present invention is a reversed direction valve which includes at least one passageway defined by at least a lifter ring, a dry strap, a pressure sensitive adhesive (“PSA”)/body film and a filter media.
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US Patent 07611557 Reversed pressure relief valve US Patent 7611557 Reversed pressure relief valve
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Patent Number
0761155700
Patent Number
761155700
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076115570
Date of Patent
November 3, 2009
0Patent Application Number
110886780
Date Filed
March 24, 2005
0Official Website
Patent Primary Examiner
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076115570
Date of Patent
November 3, 2009
0Patent Application Number
110886780
Date Filed
March 24, 2005
0Official Website
Patent Primary Examiner
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US Patent 07611557 Reversed pressure relief valve
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07611557
Date of patent
November 3, 2009
Patent application number
11088678
Date Filed
March 24, 2005
Patent primary examiner
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