Patents for F16K 15 - Check valves (18,131)
08/2009
08/05/2009CN101498376A Guide type sequence valve
08/05/2009CN100522513C Appliance, cartridge and system for personal care with auxiliary fluid
08/05/2009CN100522288C Filtering face mask that uses an exhalation valve that has a multilayered flexible flap
08/04/2009US7568499 Fuel check valve
07/2009
07/30/2009WO2009093126A1 A check valve, in particular for medical applications
07/30/2009WO2009092537A2 Check valve and piston pump having check valve
07/30/2009US20090188570 Rapid inflation device
07/30/2009US20090188257 Aeroengine bleed valve
07/30/2009DE102008006686A1 Rückschlagventil und Kolbenpumpe mit Rückschlagventil Check valve and piston pump with check valve
07/30/2009DE102007041915B4 Verfahren zum Herstellen eines Ventils A method of manufacturing a valve
07/30/2009DE102006034864B4 Steuerungssystem für ein hydraulisches System A control system for a hydraulic system
07/30/2009DE10046872B4 Atmungsunterstützungsvorrichtung Respiratory assist device
07/29/2009EP2082135A1 Active check valves in diaphragm pump with solenoid drive
07/29/2009EP1720773B1 Closure for a container that holds a free-flowing product
07/29/2009EP1689599B1 A pressure relief device for an inflatable tire
07/29/2009CN201281149Y Non-return valve in superpressure plant
07/29/2009CN201281148Y Nuclear grade large caliber cast steel complete-circulation swing check valve
07/29/2009CN201281147Y Flexible cap valve for preventing fume from reversing in kitchen
07/29/2009CN100520088C Flow control valve and cylinder device with flow control valve
07/28/2009US7565744 Method of manufacturing a micropump check valve
07/23/2009WO2009091018A1 Valve body, process for producing valve body, and medical instrument
07/23/2009US20090183787 Valve-to-fitting converter for process piping systems
07/23/2009US20090183781 Open state maintainable valve device for an inflatable article
07/23/2009US20090183779 No-drip check valves
07/23/2009DE102008004591A1 Hydraulisches Steuerventil mit integriertem Rückschlagventil Hydraulic control valve with integrated check valve
07/23/2009CA2712393A1 Flow control device using a diaphragm
07/22/2009EP2079932A1 Vacuum pump having an outlet valve
07/22/2009CN201277356Y Valve flap suspension structure of swing check valve
07/22/2009CN201277355Y Automatic opening and closing type non-return valve
07/22/2009CN201277354Y Energy-saving free side-turning type flap valve
07/22/2009CN201277353Y One-way valve of water jet loom
07/22/2009CN201277352Y Non-return valve
07/22/2009CN201277351Y Non-return combined valve equipped with bypass ball valve
07/21/2009US7562671 Auto-switching valve connector for air pump
07/21/2009US7562669 Check valve stop assembly and method of retention
07/16/2009DE102008019545A1 Valve assembly, has check valve inserted either directly into recess provided in valve housing, or into recess of check valve carrier attached to valve housing, where check valve has elastically deformable ring unit
07/15/2009EP2077888A1 Micro-valve
07/15/2009CN201273389Y Oil filling valve
07/15/2009CN201273388Y Check valve of flue gas chimney
07/15/2009CN201273387Y Check valve and its rocker
07/15/2009CN201273386Y Piston type pressure-control check valve
07/15/2009CN101484737A No-drip check valves
07/14/2009US7559918 Valve assembly
07/14/2009US7559636 Ink tank with valve in ink supply port
07/14/2009US7559338 Keyless fire hydrant protection system
07/14/2009US7559296 Cooling sprayer with valve
07/14/2009CA2420307C Air admittance valve assembly
07/14/2009CA2386708C A pump valve
07/09/2009WO2009085175A1 Valve with actuator assist
07/09/2009US20090177187 Pressure Activated Valve with Angled Slit
07/09/2009US20090173403 Dual lift valve for reciprocating compressor and pumps
07/09/2009US20090173402 Snubber valve
07/09/2009US20090173401 Valve assembly
07/09/2009US20090173391 Adjustable pressure relief valve
07/09/2009CA2710353A1 Valve with actuator assist
07/08/2009CN201269334Y Overlapping-mounted one-way throttle valve
07/08/2009CN201269333Y Baseboard connection one-way valve
07/08/2009CN201269332Y Anti-dirt check valve
07/08/2009CN100509453C A pressure relief device for an inflatable tire
07/08/2009CN100509451C Wheel having compensated temperature and controlled pressure
07/07/2009US7556559 Control and pressure release valve
07/02/2009WO2009080634A2 Blocking element for fluid media, non-return flap comprising a blocking element, and structural unit formed therefrom
07/02/2009WO2009080000A1 Valve assembly having an arched sealing surface
07/02/2009US20090169693 Interior-mountable pressure relief valve
07/02/2009US20090165863 Fluid pressure regulator with no-drain valve
07/01/2009EP2074344A1 Fluid operated valve
07/01/2009EP2074341A2 Microfluidic check valves
07/01/2009CN201265675Y Novel valve core
07/01/2009CN201265674Y Double-valve plate control structure of pipe force control valve
07/01/2009CN201265673Y 止回阀 Check
07/01/2009CN101469787A Plate-type non-return valve
07/01/2009CN101469786A Non-return valve with valve housing
06/2009
06/30/2009US7552745 Valve connector
06/30/2009US7552744 Decompression valve
06/25/2009US20090160185 Quick connect fitting
06/25/2009US20090159824 Poppet valves
06/25/2009US20090159465 Relief valve
06/25/2009US20090159139 Recirculation Valve In An Aircraft Engine
06/25/2009DE102008062532A1 Absperrelement für fluide Medien, Rückschlagklappe mit einem Absperrelement sowie Baueinheit hieraus A gate for fluid media, non-return valve with a shut-off and assembly thereof
06/25/2009DE102008062301A1 Inclined seat-standard backflow preventer for use in e.g. central water supply plant, has guide pin extending from valve seat in valve opening direction and entering into receiving guide or guide sleeve, which is component of valve cover
06/24/2009EP2072871A2 Check valve
06/24/2009CN201262255Y Air valve apparatus
06/24/2009CN201262254Y Self-operated slowly closed check valve
06/24/2009CN101463916A Anti-backflow valve and self-rotation preventing water meter with the same
06/24/2009CN100504131C General explosion-proof air valve for automobile tyre
06/24/2009CN100504130C General anti-explosion air valve for automobile tyre
06/23/2009US7549444 Frost free valve assembly
06/23/2009US7549443 Fuel shut-off valve assembly with associated components and methods of making and assembling the same
06/23/2009CA2347190C Bi-functional in-line phonation valve
06/18/2009WO2009075928A1 Fuel line check valve
06/18/2009WO2009075927A1 Fuel pressure relief valve
06/18/2009US20090155507 Air sealing body and a check valve device thereof capable of intensifying air-tightness
06/18/2009US20090152306 Continuously sealing one way valve assembly and fluid delivery system and formulations for use therein
06/18/2009US20090151422 Microfabricated elastomeric valve and pump systems
06/17/2009EP2071219A2 Coupling for connecting two cooling system parts
06/17/2009EP2071218A2 Check valve
06/17/2009EP2070563A1 Mask device with blower
06/17/2009CN201258989Y Electric backflow preventer
06/17/2009CN201258988Y Novel check valve for coal gas cutting machine
06/17/2009CN201258987Y 止回阀 Check
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