Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael R. Barone0
Date of Patent
February 28, 2017
0Patent Application Number
143260800
Date Filed
July 8, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A check valve with a housing and a first flapper rotatable about an axis between open and closed positions includes a first spring mechanism operatively positioned between a static component and the first flapper. When the first flapper is in the closed position there is a distance between the first spring mechanism and either the static component or the first flapper.
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