Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 15 - Check valves
Patents for F16K 15 - Check valves (18,131)
11/2013
11/28/2013US20130317413 Pre-Biased Membrane Valve
11/28/2013US20130316034 Casting Machine Valve
11/28/2013US20130312852 Valve for Use in a Fuel Line of a Motor Vehicle
11/28/2013US20130312837 Electric Motor Actuated Stop and Self-Closing Check Valve
11/28/2013DE102012208812A1 Steuerventil eines Nockenwellenverstellers Control valve of a camshaft adjuster,
11/28/2013DE102012208809A1 Steuerventil eines Nockenwellenverstellers Control valve of a camshaft adjuster,
11/28/2013DE102012005392B4 Absperrventil für hydraulisches Bremssystem Shut-off valve for hydraulic brake system
11/28/2013DE102012005391B4 Absperrventil für hydraulisches Bremssystem Shut-off valve for hydraulic brake system
11/28/2013DE102005010139B4 Rohrtrenneranordnung Backflow preventer assembly
11/27/2013EP2666651A1 Valve device for a tubeless tire
11/27/2013CN203309232U Pneumatic hydraulic one-way valve
11/27/2013CN203309231U Intelligent hydraulic control non-return butterfly valve
11/27/2013CN203309230U Non-return structure of water discharge valve
11/27/2013CN203309229U Novel check valve
11/27/2013CN203309228U Safety valve
11/27/2013CN203309227U Slow-close stop check valve
11/27/2013CN203309226U Lift type hydraulic slow-closing muffling check valve
11/27/2013CN203309225U Check valve element device
11/27/2013CN203309224U Anti-freezing check valve
11/27/2013CN203309223U Check valve element
11/27/2013CN203309222U Multi-valve-clack check valve
11/27/2013CN203309221U Rubber lining steering check valve
11/27/2013CN203309220U Check valve
11/27/2013CN203309219U Check valve
11/27/2013CN203309218U Swing check valve
11/27/2013CN203309217U Oil and smoke discharging and fireproof check valve
11/27/2013CN203309216U Single union check valve
11/27/2013CN203309215U Novel plate-type check valve
11/27/2013CN203309214U One-way valve
11/27/2013CN203309147U Mini-type butterfly valve
11/27/2013CN203307275U Polar membrane with adsorbability, and one-way check valve and inflated bag
11/27/2013CN103415732A Means for mounting check valve into housing comprising fluid path therein
11/27/2013CN103411004A Venturi tube type low-resistance backflow preventing device
11/27/2013CN103411003A High-pressure, high-alloy and large-diameter hydrocracking check valve and casting technology thereof
11/27/2013CN103411002A Tilting-disc impact-free check valve
11/27/2013CN102563141B Direct-acting internally piloted one-way sequence valve
11/27/2013CN102378843B Backflow prevention apparatus for toilet fill valve
11/27/2013CN101532580B Pressure different blockage charge valve with plurality of air chambers and matched combined valve nozzle
11/27/2013CN101514713B Valve device
11/26/2013US8591099 Mixing nozzle fitments
11/26/2013US8590574 Gas stop structure capable of repeated inflation and deflation
11/26/2013US8590573 Microfabricated fluidic circuit elements and applications
11/26/2013US8590562 Fluid flow detection device
11/26/2013US8590555 Low pressure measurement devices in high pressure environments
11/21/2013WO2013144395A3 Valve for a compartmentalized tyre and compartmentalized tyre
11/21/2013US20130306167 Airflow check valve
11/21/2013US20130306033 Relief valve for high-pressure fuel pump
11/21/2013DE112011104551T5 Eine Einrichtung zum Sparen von Wasser und zur Verhinderung des Rückflusses Means for saving water and preventing the backflow
11/21/2013DE102012208110A1 Druckhalteventilanordnung für eine Kraftstoffleitung Pressure holding valve assembly for a fuel line
11/21/2013DE102012208106A1 Druckhalteventilanordnung für eine Kraftstoffleitung Pressure holding valve assembly for a fuel line
11/21/2013DE102012009858A1 Non-return valve for e.g. determining direction of flow of fluid within pipes for supercharged engine for tank regeneration of motor car, has venturi nozzle with two conical recesses, which are formed in valve housing or in part of housing
11/20/2013EP2505883B1 coupling element for a pressurized conduit coupling
11/20/2013CN203297809U Suck-back prevention pipe joint bypass pipe of drip irrigation system
11/20/2013CN203297737U Ball non-return valve with magnetic lock key
11/20/2013CN203297702U Decompression valve for lifesaving cabin
11/20/2013CN203297693U One-way valve device
11/20/2013CN203297692U Floating device of mud plunger pump one-way valve
11/20/2013CN203297691U Valve rod lubricating oil one-way valve
11/20/2013CN203297690U Rotating-opening-type check valve
11/20/2013CN203297689U Swing check valve
11/20/2013CN203297688U Check valve preventing back flow of oil smoke
11/20/2013CN203297687U Air compressor check valve with copper valve element
11/20/2013CN203297686U One-way air valve for medial equipment
11/20/2013CN203297685U Up-flow counterflow prevention device
11/20/2013CN203297684U Check valve
11/20/2013CN203297683U Split check valve with Y-shaped valve body
11/20/2013CN203297682U Check valve without pin hole
11/20/2013CN203297681U Adjustable slow-closure check valve
11/20/2013CN103403540A Valve having a deformable part and use of the valve
11/20/2013CN103403421A Check valve having an optimized closing element
11/20/2013CN103403420A Residual pressure valve
11/20/2013CN103403388A 旋转阻尼器 Rotary damper
11/20/2013CN103402772A Valve systems for managing air in a fluid ejection system
11/20/2013CN103398178A Coal gas blow-off valve
11/20/2013CN101776166B Methods, apparatus and/or systems relating to controlling flow through concentric passages
11/19/2013US8584704 Valve assembly for high-pressure fluid reservoir
11/19/2013US8584700 Discharge valve
11/19/2013US8584695 Air valve for inflatable device
11/14/2013WO2013167584A1 Microfluidic dispenser, cartridge and analysis system for analyzing a biological sample
11/14/2013US20130303987 Valve to prevent air entering an intravenous circuit
11/14/2013US20130299012 Oil pressure regulator
11/14/2013US20130298885 Check Valve for an Engine Breather Assembly
11/13/2013EP2662138A1 Microfluidic dispenser, cartridge and analysis system for analyzing a biological sample
11/13/2013EP2661571A1 Check valve for a pipe section
11/13/2013EP2661373A1 Fluid container having plurality of chambers
11/13/2013CN203286063U Slowly-closed mute axial-flow type check valve
11/13/2013CN203286062U Supercritical lifting check valve
11/13/2013CN203286061U Check valve
11/13/2013CN203286060U Full-open type large-diameter high-pressure check valve with hard self sealing ring
11/13/2013CN203286059U Water outlet valve
11/13/2013CN203286058U Sewage valve
11/13/2013CN203286057U Check valve body
11/13/2013CN103388692A Gas pipeline check valve
11/13/2013CN103388691A Sealed double-flap type check valve
11/13/2013CN102410622B Household pulse combustion water heater
11/13/2013CN102149485B Soil ventilating means and subterranean pollutant treatment system
11/12/2013US8579871 Disposable, sterile fluid transfer device
11/12/2013US8579870 Sealing valve assembly for medical products
11/12/2013US8579744 Pneumatic inflation valve core for inflatable sports ball
11/12/2013US8579251 Solenoid valve
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