Patents for F16K 15 - Check valves (18,131)
07/2007
07/11/2007CN2921496Y Double-sealing stop valve
07/11/2007CN2921495Y Non-return valve
07/11/2007CN2921494Y Non-return valve structure
07/10/2007US7240796 Packaging release valve for refrigerated food items
07/10/2007US7240776 Bottom valve apparatus of hydraulic shock absorber
07/10/2007US7240768 Flapper finger valve
07/10/2007US7240740 Diaphragm valve with pivoting closure member
07/10/2007US7240688 Retrofitting a fire hydrant with secondary valve
07/10/2007US7240603 Valve
07/10/2007CA2573589A1 Backpressure relief valve
07/10/2007CA2428626C Method of manufacturing a sport ball
07/05/2007WO2007075917A2 Pressure balancing valve
07/05/2007US20070151607 Structure of check valve
07/05/2007US20070151546 Vehicular transmission
07/05/2007DE19815214B4 Dämpfkraftveränderbarer hydropneumatischer Schwingungsdämpfer Dämpfkraftveränderbarer hydropneumatic damper
07/05/2007DE102005061694A1 Systemtrenner mit Ablassventil und ausgangsseitigem Rückflussverhinderer Backflow preventer with drain valve and output-return valve
07/04/2007EP1803982A2 Valve for Inflatable Objects
07/04/2007EP1803042A2 Flow-control valve assembly
07/04/2007CN2918922Y Central air-conditioning integral one-way valve
07/04/2007CN1324238C Micromachined fluidic device and method for making same
07/03/2007US7237572 Check valve
07/03/2007US7237569 Ball check valve
07/03/2007US7237568 Fire-control sprinkler riser systems
07/03/2007CA2411454C Check valve with multiple doors
06/2007
06/28/2007WO2007071628A1 Water seal structure and washing apparatus using the same
06/28/2007US20070146412 Cleaning an ink chamber of a printing unit
06/28/2007US20070144592 Fluid flow control valve
06/28/2007DE102005063229A1 Non-return valve used as a directly controlled valve comprises a valve seat formed in a base body by a cylinder passage
06/27/2007EP1801475A1 Valve
06/27/2007EP1801298A2 Backflow preventer with discharge valve and downstream check valve
06/27/2007EP1800035A2 Microfluidic check-valve embedded in lcp
06/27/2007EP1800034A2 Aseptic sampling valve
06/27/2007CN2916303Y Integrated priority valve
06/27/2007CN2916297Y Air bleeder valve for vacuum bag
06/27/2007CN2916296Y Check valve
06/27/2007CN1989364A Releasable non-return valve
06/27/2007CN1989344A Piston pump with improved pressure build-up dynamics
06/27/2007CN1987292A Double and single flow valve full water controller for solar water heater
06/27/2007CN1987175A Fluid non-return valve
06/26/2007US7234485 Tire valve
06/26/2007US7234480 Telescopic snap valve
06/21/2007WO2007019560A3 Check valve for a self-priming pump
06/21/2007US20070137715 Hydraulic pressure control valve
06/21/2007US20070137711 Valve
06/21/2007DE19833144B4 Rückschlagventil Check valve
06/21/2007DE102006006339B3 Backflow preventer for underground hydrant, has closing unit with ventilating valve for controlling flow path of water from discharge chamber to internal chamber and for closing path, when high pressure is developed in internal chamber
06/21/2007DE102005062518A1 Rückflussverhinderer Backflow preventer
06/20/2007EP1798351A2 Non-return valve
06/20/2007EP1798350A2 Device for preventing backflow
06/20/2007CN2913780Y Integral loose joint one-way valve
06/20/2007CN2913768Y Air non-return valve structure
06/20/2007CN1985088A Valve for use in a fuel line of a motor vehicle
06/20/2007CN1981895A Respirator valve
06/20/2007CN1322261C Valve arrangement for a container opening or similar
06/19/2007US7232294 Compressor having a discharge valve mechanism including a valve retainer having a specially-designed curved surface
06/19/2007US7232108 Exhaust valve for a bag
06/19/2007US7231938 Check valve for pump of electronically controlled brake system
06/19/2007CA2302454C Backwater valve
06/14/2007WO2007065630A1 Non-return valve
06/14/2007WO2007046723B1 Valve disks
06/14/2007US20070131285 Valve means
06/14/2007US20070131284 Montgomery soft stroke one way valve
06/14/2007DE102005059318A1 Vorrichtung zum Sperren des Durchflusses in Rohrleitungen, Schläuchen oder dergleichen, insbesondere Rückschlagventil A device for blocking the flow in pipelines, hoses or the like, in particular non-return valve
06/14/2007DE102005056732A1 Double non return valve for pneumatic or hydraulic control system or other applications of fluid guidance, has two inlet channels and outflow channel arranged in housing and can rotated around support point
06/13/2007EP1570137B1 Sanitary fitting
06/13/2007CN2910576Y Ink cartridge of ink-jet printer and its one-way valve
06/13/2007CN2910575Y Ink cartridge of ink-jet printer and check valve thereof
06/13/2007CN2910574Y Ink cartridge of ink-jet printer and check valve thereof
06/12/2007US7228875 Seal and bleed valve unit for electric batteries
06/07/2007WO2007065176A2 Valve and method for inhibiting spillage when filling a container
06/07/2007WO2007064990A2 Pressure-activated proximal valves
06/07/2007US20070125430 Packaging release valve for microwavable food items
06/07/2007US20070125231 Pressure equalisation device
06/07/2007CA2626335A1 Pressure-activated proximal valves
06/06/2007EP1792109A1 Sealing bush, hydraulic unit, and check valve
06/06/2007EP1562459B1 Inflatable device
06/06/2007CN2908947Y Vertical check valve lining with plastic
06/06/2007CN2908946Y Water supply reverse automatic stop valve of solar water heater
06/06/2007CN2908945Y Non-return valve for water inlet of electric water heater
06/06/2007CN1975223A One-way valve for vehicle automatic speed variator
06/05/2007US7225831 Fluid flow control valve
06/05/2007CA2406571C Liquid container, liquid supplying apparatus, and recording apparatus
05/2007
05/31/2007WO2007059681A1 Swing arm type controllable one-way valve
05/31/2007WO2006088731A3 Springless compressor valve
05/31/2007US20070120086 Valve
05/31/2007DE202007004023U1 Rückschlagventil Check valve
05/31/2007DE102005062517B3 Backflow preventer has valve housing which has two separated annular grooves arranged outside in flow direction whereby seal rings are arranged in each annular groove
05/31/2007DE102005049110B4 Dichtkraftverstärkter Rohrtrenner Sealing force reinforced pipe separator
05/30/2007EP1634003B1 Fast coupling unit with integrated check valve
05/30/2007CN2906251Y One-way valve for use in air conditioner
05/30/2007CN2906250Y Automatic air-refilling check valve for use in pneumatic pressure tank
05/30/2007CN1971112A Swing arm type controllable check valve
05/30/2007CN1318788C Valve core
05/29/2007US7222837 Valve body with integral seal retention groove
05/29/2007US7222803 Liquid dispensing apparatus
05/29/2007US7222641 Snap-in flapper valve assembly
05/29/2007US7222637 Connector equipped with a valve
05/29/2007CA2472845C Inflation valve assembly for a dunnage or cargo air bag
05/24/2007WO2007058055A1 Transmission device for vehicle
05/24/2007WO2007057917A1 Transformer conservator isolation valve (tciv)