| Patents for F16K 15 - Check valves (18,131) |
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| 09/18/2013 | EP2639481A2 Wafer check valve assembly and related methods of use |
| 09/18/2013 | EP2639480A1 Seal for process valves which is active on one side |
| 09/18/2013 | EP2637932A1 Container arrangement and method for filling flexible disposable bags |
| 09/18/2013 | EP2637732A1 A valve to prevent air entering an intravenous circuit |
| 09/18/2013 | CN203202321U 单向阀门 One-way valve |
| 09/18/2013 | CN203202320U 单向阀门 One-way valve |
| 09/18/2013 | CN203202319U Medical single-way valve |
| 09/18/2013 | CN203202318U Anti-backflow device |
| 09/18/2013 | CN203202317U No-load running check valve |
| 09/18/2013 | CN203202316U Rotary-opening type check valve |
| 09/18/2013 | CN203202315U Extractor hood check valve |
| 09/18/2013 | CN203202314U Float clack type check valve |
| 09/18/2013 | CN203202313U One-way valve with water attack prevention function |
| 09/18/2013 | CN203202312U Ultrahigh-pressure dart type check valve |
| 09/18/2013 | CN203202311U Downward flowing type liquid backflow prevention device |
| 09/18/2013 | CN203202310U Built-in type check valve |
| 09/18/2013 | CN203202309U Novel one-way valve |
| 09/18/2013 | CN103311163A Inverted valve for semiconductor storage device |
| 09/18/2013 | CN103307321A Floating device of one-way valve of mud plunger pump |
| 09/18/2013 | CN103307320A Passive one-way isolating valve, pipeline and pebble-bed high-temperature gas cooled reactor |
| 09/18/2013 | CN102537435B Anti-siphon backflow guide-type electromagnetic valve |
| 09/18/2013 | CN102406997B 单向阀 One-way valve |
| 09/17/2013 | US8534324 Sump pump with reduced-noise check valve |
| 09/17/2013 | US8534310 Hot water circulation system |
| 09/17/2013 | CA2628331C One way valve assembly |
| 09/15/2013 | CA2780553A1 Improved valve with shuttle |
| 09/12/2013 | WO2013131976A1 Automatic valve with a spring holder ring |
| 09/12/2013 | WO2013131886A1 Hydrostatic displacement machine |
| 09/12/2013 | WO2013131388A1 Self-adhesive-film check valve and air packaging device |
| 09/12/2013 | WO2013131280A1 Bucket-type high pressure washer |
| 09/12/2013 | WO2012130473A3 Air regulator for compressors, in particular screw compressors |
| 09/12/2013 | US20130233407 Relief valve |
| 09/12/2013 | US20130233399 Valve stem grommet structure |
| 09/12/2013 | DE102012203700A1 Vorrichtung zum Freigeben eines Strömungsquerschnitts einer Gasleitung Means for releasing a flow cross section of a gas pipeline |
| 09/12/2013 | DE102012106540A1 Luftpumpe mit schwenkbarem Mundstück Air pump with pivoting mouthpiece |
| 09/12/2013 | DE102012013951A1 Woods multi-path inflating tube connector for selectively use with woods valve, has constriction whose annular shoulder is radially extended from constriction and exposed outside of end of connecting unit |
| 09/12/2013 | CA2808470A1 Wafer check valve assembly and related methods of use |
| 09/11/2013 | EP2635160A2 Cushion and self-adjusting valve |
| 09/11/2013 | CN203189811U One-way valve |
| 09/11/2013 | CN203189810U One-way valve structure |
| 09/11/2013 | CN203189809U 止回阀 Check |
| 09/11/2013 | CN203189608U Torque-adjustable buffer |
| 09/11/2013 | CN203189260U One-way valve of ultrahigh pressure plunger pump |
| 09/11/2013 | CN103298916A Gasification reactor |
| 09/11/2013 | CN103291982A Two-way auto-sealing gas valve |
| 09/11/2013 | CN103291981A Tire inflator nozzle |
| 09/11/2013 | CN103291980A Air control hydraulic one-way valve |
| 09/11/2013 | CN103291979A Backflow preventing device with low opening pressure, low flow resistance and reliable check |
| 09/11/2013 | CN103291978A Swing check valve with travel switch |
| 09/11/2013 | CN103291977A Single union check valve |
| 09/11/2013 | CN101896135B Improved check valve for fluid injector |
| 09/10/2013 | US8529523 Pressure actuated valve with improved biasing member |
| 09/10/2013 | US8528592 Check valve construction |
| 09/05/2013 | DE112004000677B4 Auspuff für einen Verbrennungsmotor und Dreiwegeventil für einen solchen Auspuff Exhaust for an internal combustion engine and three-way valve for such an exhaust |
| 09/05/2013 | DE102012203390A1 Hydraulic drive system has inlet valve, outlet valve, another outlet valve and another inlet valve that are arranged in row, and designed as seat valves, where regeneration line is provided with source end and destination end |
| 09/04/2013 | EP2633213A1 Relief valves for fuel cell systems |
| 09/04/2013 | CN203176461U Sealing valve of air conditioner |
| 09/04/2013 | CN203176460U Multi-functional flexible air inflation mouth |
| 09/04/2013 | CN203176459U Anti-negative pressure check valve |
| 09/04/2013 | CN203176458U Slowly-closed butterfly check valve |
| 09/04/2013 | CN203176457U Check valve |
| 09/04/2013 | CN203176456U Swing check valve |
| 09/04/2013 | CN203176455U Valve |
| 09/04/2013 | CN203176454U Anti-backflow water pipe |
| 09/04/2013 | CN203176453U Slowly-closed device for check valve |
| 09/04/2013 | CN103282705A Integrated multifunctional valve device |
| 09/04/2013 | CN103282657A Check valve and variable capacity compressor using same |
| 09/04/2013 | CN103282208A Fluid container having plurality of chambers |
| 09/04/2013 | CN103277572A Check ball valve provided with magnetic lock and key |
| 09/04/2013 | CN103277544A Check valve core device |
| 09/04/2013 | CN103277543A Elevating type hydraulic slow-closure silencing check valve |
| 09/04/2013 | CN103277542A Check valve structure |
| 09/04/2013 | CN103275630A Polar membrane material with adsorptivity, unidirectional check valve and air bag |
| 09/03/2013 | US8522823 One-way check valve |
| 08/29/2013 | WO2013126265A1 Return air blocking device for ventilation of the interior of a motor vehicle |
| 08/29/2013 | US20130221255 Magneto-rheological elastomeric fluid control armature assembly |
| 08/29/2013 | US20130220462 Pressure Activated Valve for High Flow Rate and Pressure Venous Access Applications |
| 08/29/2013 | US20130220456 Safety fitting |
| 08/29/2013 | US20130220430 Valve with electromechanical device for actuating the valve |
| 08/28/2013 | CN203162265U Balanced pressure relief device with return avoidance function |
| 08/28/2013 | CN203162261U Releaser of fast releasing valve in inflatable liferaft |
| 08/28/2013 | CN203162260U Unidirectional inlet valve with adjustable function |
| 08/28/2013 | CN203162259U One-way air inlet valve |
| 08/28/2013 | CN203162258U Swing door check valve |
| 08/28/2013 | CN203162257U Up-flow type backflow-proof device |
| 08/28/2013 | CN203162256U Integrated type vertical type check valve |
| 08/28/2013 | CN203162255U Double-clip type check valve |
| 08/28/2013 | CN203162254U Check valve |
| 08/28/2013 | CN203162253U Wafer type check valve |
| 08/28/2013 | CN203162252U Exhaust non-return valve |
| 08/28/2013 | CN203162251U Hinge type floating flap valve |
| 08/28/2013 | CN203162250U Flange connection type square dual-side-opening pontoon flap valve |
| 08/28/2013 | CN203162249U Single hinge type circular rightward-opened floating flap valve |
| 08/28/2013 | CN203162248U Flange connection type round left-side opening pontoon flap valve |
| 08/28/2013 | CN203162247U Flange connection type round dual-side-opening pontoon flap valve |
| 08/28/2013 | CN203162246U Flange connection type square right-side opening pontoon flap valve |
| 08/28/2013 | CN203162245U Flange connection type round right-side opening pontoon flap valve |
| 08/28/2013 | CN203162244U Flange connection type square left-side opening pontoon flap valve |
| 08/28/2013 | CN203162243U Non-return valve |
| 08/28/2013 | CN203162242U Single-chip valve with groove |