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Class Information
Number: 137/859
Name: Fluid handling > Line condition change responsive valves > Direct response valves (i.e., check valve type) > Resilient material valve > With valve member flexing about securement > Peripherally secured diaphragm
Description: Valve wherein said valve member is in the form of a resilient disc which is secured around its entire periphery.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8662104 Slot valve for use in the pneumatic switching circuit of a respirator Mar. 4, 2014
8662414 Watering device Mar. 4, 2014
8646479 Singulation of valves Feb. 11, 2014
8640733 Excess flow cartridge Feb. 4, 2014
8627852 Apertured flow control element and housing structure therefor Jan. 14, 2014
8602062 Compact reed valve Dec. 10, 2013
8528591 Micro valve, method for producing a micro valve, as well as micro pump Sep. 10, 2013
8485398 One-way valve Jul. 16, 2013
8430378 High flow proportional valve Apr. 30, 2013
8356619 Non return valve and a proceeding to form a non return valve system to be fasten together inside a receptacle intended to contain air or liquid Jan. 22, 2013
8316890 Port closure system with hydraulic hammer resistance Nov. 27, 2012
8291936 Non-return valve, in particular for medical uses Oct. 23, 2012
8256465 Microfluidic valve structure Sep. 4, 2012
8256741 Pneumatic pressure regulating valve Sep. 4, 2012
8251099 Check valve Aug. 28, 2012
8220493 Passive components for micro-fluidic flow profile shaping and related method thereof Jul. 17, 2012
8196608 Valve assembly Jun. 12, 2012
8196894 Check valves for fuel cartridges Jun. 12, 2012
8152133 Pneumatic pressure regulating valve Apr. 10, 2012
8079385 Valve assembly Dec. 20, 2011
7997463 Nozzle, adhesive dispenser, and method of dispensing adhesive Aug. 16, 2011
7950621 Pneumatic pressure regulation valve May. 31, 2011
7942160 Valves and pumps for microfluidic systems and method for making microfluidic systems May. 17, 2011
7895993 Internal combustion engine having exhaust gas recirculation Mar. 1, 2011
7878360 Container for sealant for pneumatic tires Feb. 1, 2011
7866337 Chemically inert flow controller with non-contaminating body Jan. 11, 2011
7828325 Air-bag and a method of controlling pressure within an air-bag Nov. 9, 2010
7771176 Micropump and method for the production thereof Aug. 10, 2010
7766044 Two-way damper Aug. 3, 2010
7748385 Valved holding chamber for use with an aerosol medication delivery system Jul. 6, 2010
7721763 Adjustable pressure relief valve May. 25, 2010
7673653 Check valve Mar. 9, 2010
7641174 Dome check valve Jan. 5, 2010
7600533 Microfluidic valve having free-floating member and method of fabrication Oct. 13, 2009
7600525 Leak detection and isolation for segmented inflatable structures Oct. 13, 2009
7575419 Fuel pump for an internal combustion engine Aug. 18, 2009
7565744 Method of manufacturing a micropump check valve Jul. 28, 2009
7559636 Ink tank with valve in ink supply port Jul. 14, 2009
7533684 Dispensing valve with back flow protection May. 19, 2009
7527241 Diaphargm valve and open close element for said valve May. 5, 2009
7527073 Backflow preventer May. 5, 2009
7490623 Pressure-relief one-way valve applicable to a package containing a gas-releasing product, wherein there coexist a fluid medium and an air bubble, and a package including said valve Feb. 17, 2009
7484526 Sanitary check valve Feb. 3, 2009
7458388 Freeze safe valve Dec. 2, 2008
7431050 Liquid delivery device Oct. 7, 2008
7392828 Insertion part for inserting into a gas or liquid line Jul. 1, 2008
7389788 Low pressure measurement devices in high pressure environments Jun. 24, 2008
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
7287545 Sanitary check valve Oct. 30, 2007

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