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Class Information
Number: 137/512.15
Name: Fluid handling > Line condition change responsive valves > Direct response valves (i.e., check valve type) > Plural > Dividing and recombining in a single flow path > Integral resilient member forms plural valves
Description: Valves controlled by an integral resilient member mounted so that portions of the said member provide separate valve heads.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8678005 Adjustable tracheostomy valve Mar. 25, 2014
8646479 Singulation of valves Feb. 11, 2014
8646485 Flow restrictor and method for reducing resistance of a flow Feb. 11, 2014
8607825 Non-return valve Dec. 17, 2013
8590555 Low pressure measurement devices in high pressure environments Nov. 26, 2013
8578969 Non-return structure of water valve Nov. 12, 2013
8485872 Asymmetrical pressure relief vent Jul. 16, 2013
8424562 Check valve Apr. 23, 2013
8375994 Valve for electronic enclosure Feb. 19, 2013
8281805 Automatic suction and pressure valve Oct. 9, 2012
8276618 Flow restrictor and method for reducing resistance of a flow Oct. 2, 2012
8225818 Hydraulic valve arrangement with an annular check valve element Jul. 24, 2012
8221619 One piece combination anti-drain back and relief valve Jul. 17, 2012
8215336 Fluid balancing relief valve with grooved process surface Jul. 10, 2012
8201576 Reinforced elastomeric hinge check valve Jun. 19, 2012
8196608 Valve assembly Jun. 12, 2012
8162006 One-way valve for medical infusion lines and the like Apr. 24, 2012
8141581 Compressor improvements Mar. 27, 2012
8118574 Radial suction valve assembly for a compressor Feb. 21, 2012
8079385 Valve assembly Dec. 20, 2011
8065816 Dryer drum vane Nov. 29, 2011
8011363 Exhalation valve for use in a breathing device Sep. 6, 2011
7905074 Apparatus and method for the automated manufacture of self-sealing inflatable dunnage bags Mar. 15, 2011
7905246 Low pressure measurement devices in high pressure environments Mar. 15, 2011
7850437 Multi-port suction reed valve with optimized tips Dec. 14, 2010
7846143 Portable urinal with a shaped inlet and a membrane valve Dec. 7, 2010
7793683 Active intake pressure control of downhole pump assemblies Sep. 14, 2010
7753070 Insertable component which can be inserted into a gas or liquid line Jul. 13, 2010
7617837 Low pressure measurement devices in high pressure environments Nov. 17, 2009
7614422 Reed valve assembly Nov. 10, 2009
7600531 Valve with check valve Oct. 13, 2009
7575419 Fuel pump for an internal combustion engine Aug. 18, 2009
7527073 Backflow preventer May. 5, 2009
7435347 Filter device and parts thereof and a method for operating of the filter device Oct. 14, 2008
7413007 Vehicle air-conditioning system Aug. 19, 2008
7392828 Insertion part for inserting into a gas or liquid line Jul. 1, 2008
7390176 Multi-port suction reed valve with optimized tips Jun. 24, 2008
7363939 Bleed valve Apr. 29, 2008
7350541 Leakproof one-way valve for use with vacuum attachment Apr. 1, 2008
7311119 Valve apparatus Dec. 25, 2007
7302962 Vehicle pressure relief valve having peripherally secured flaps and method of manufacturing the same Dec. 4, 2007
7302971 Umbrella valve and assembly Dec. 4, 2007
7252110 Membrane valve and second stage pressure reducer for two-stage underwater regulators incorporating said valve Aug. 7, 2007
7243683 Overpressure valve for the content of a package Jul. 17, 2007
7243682 Annular one-way valve Jul. 17, 2007
7243676 Combination umbrella and inverted bi-directional valve Jul. 17, 2007
7228875 Seal and bleed valve unit for electric batteries Jun. 12, 2007
7201189 Reed valve and reed valve assembly Apr. 10, 2007
7182093 Vehicle pressure relief valve having centrally secured flaps and method of manufacturing the same Feb. 27, 2007
7128089 Flow control providing stable fluid flow Oct. 31, 2006

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