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)
08/2012
08/22/2012CN202392186U Novel vertical lifting check valve
08/22/2012CN202392184U Multifunctional combination test valve for transformer substation gas humidity and decomposer test
08/22/2012CN102647965A Pressure regulation mechanism for inflatable in-ear device
08/22/2012CN102644953A Taste-return prevention range hood
08/22/2012CN102644775A Insulation valve and water inlet/outlet assembly of water heater assembled with insulation valve
08/22/2012CN102644774A Low-pressure and rapid-overflowing water outlet device for bathtub faucet
08/22/2012CN102642463A Connector for fuel tank and check valve
08/22/2012CN101224320B One-way valve for medical infusion lines and the like
08/21/2012US8245722 Inflation nozzle capable of connecting with two types of tire valves
08/16/2012WO2012108013A1 Hydraulic control valve
08/16/2012WO2012107993A1 Liquid suction device
08/16/2012WO2012107536A1 Electrically actuated valve with a sealing ball
08/16/2012WO2012107224A1 Valve device for a blow-off valve of a turbocharger
08/16/2012US20120205116 Flapper Valve
08/16/2012US20120204970 Method and apparatus for monitoring and controlling pressure in an inflatable device
08/16/2012US20120204333 Pressure equalizing valve
08/16/2012DE102011011106A1 Rücklaufventil Return valve
08/15/2012EP2487395A1 Return valve
08/15/2012CN202381776U Bottom valve
08/15/2012CN202381775U Quick-close check valve
08/15/2012CN202381774U Membrane-type check valve
08/15/2012CN202381773U Gas control pipeline one-way valve
08/15/2012CN202381772U Minimum flow protective valve
08/15/2012CN202381771U Water hammer resistant check valve with soft bag on disc
08/15/2012CN202381770U Butt-clamp double-disc check valve
08/15/2012CN202381769U Medium pressure limiting one-way valve<
08/15/2012CN202381768U Steam extraction butterfly check valve
08/15/2012CN202381767U Ball high-sealing-performance check valve
08/15/2012CN102635986A Throttling device for air conditioner check valve
08/15/2012CN102635714A Reflux valve
08/15/2012CN102635713A Fire-proof lampblack-discharging check valve for shared flue
08/15/2012CN102168768B Anti-blockage cutoff non-return regulating valve
08/15/2012CN101995121B Air conditioner
08/14/2012US8240331 Negative pressure relief valve assembly
08/14/2012CA2506269C Pressurized vapor cycle liquid distillation
08/09/2012WO2012106736A1 Valve
08/09/2012WO2012106350A2 Segmented collapsible ball seat allowing ball recovery
08/09/2012WO2012106093A2 High flow and quick response check valve for hydraulic tensioner
08/09/2012WO2012103645A1 Valve system
08/09/2012US20120199210 Valve with shuttle
08/09/2012DE202007019441U1 Rückflussverhinderer Backflow preventer
08/09/2012DE102008005409B4 Ventil für die Kurbelgehäusebelüftung eines Verbrennungsmotors Valve for the crankcase ventilation of an internal combustion engine
08/09/2012CA2828373A1 Valve
08/09/2012CA2826479A1 Valve system
08/09/2012CA2824767A1 Segmented collapsible ball seat allowing ball recovery
08/08/2012EP2484918A1 Steam supply system and check valve used for same
08/08/2012CN202371233U High-pressure-limiting one-way valve
08/08/2012CN202371232U Self-balancing type check-throttle stop valve
08/08/2012CN202371231U Balanced pneumatic one-way stop valve
08/08/2012CN202371230U H76 type wafer double-clack check valve
08/08/2012CN202371229U Check valve with high sealing force and low flow resistance
08/08/2012CN202371228U Cross-flow check valve
08/08/2012CN202371227U Swing check valve
08/08/2012CN202371226U Butterfly type buffering check valve
08/08/2012CN202371225U Micro-resistance slow-closing butterfly check valve
08/08/2012CN202371224U Vertical type check valve
08/08/2012CN202371223U Detachable vertical check valve
08/08/2012CN202370922U Unidirectional damping valve, hydraulic system and engineering machinery
08/08/2012CN202370713U Automotive safety device of main oil supply path
08/08/2012CN202366362U One-way valve for fire extinguishing agent storage container
08/08/2012CN101956849B Suction nonreturn mechanism in water channel
08/08/2012CN101484058B Supplementary air valve
08/02/2012WO2012100572A1 Large-scale hydraulic variable-speed floating box flap valve
08/02/2012US20120192978 Pressure relief valve for a vehicle
08/02/2012US20120192977 Duck-billed check valve
08/02/2012DE102011000393A1 Rubber feed-in valve for vehicle tire, particularly for fast-running vehicles, has metal core with outer thread running inside rubber body and valve spindle penetrating rim opening
08/02/2012CA2825582A1 Check valve
08/01/2012EP1704352B1 Pressure relief device with increased flow rate
08/01/2012CN202360829U Novel one-way overflow valve
08/01/2012CN202360821U Non-return stop valve
08/01/2012CN202360820U One-way valve for sucking from bottle
08/01/2012CN202360819U Low-resistance check valve
08/01/2012CN202360818U Diaphragm-type check valve
08/01/2012CN202360817U One-way air suction valve
08/01/2012CN202360816U Energy-saving type check valve
08/01/2012CN202360815U Aluminum film type one-way valve
08/01/2012CN202358438U Air exhaust valve
08/01/2012CN102620021A Fire-proof check valve for discharging oil fume and capable of automatically adjusting air exhaust volume
08/01/2012CN102620016A Jet flow type energy-saving valve
08/01/2012CN102620015A Nuclear class 1 large caliber forged steel full circulation high-Cv value swing check valve
08/01/2012CN102620014A Anti-freezing back valve for smoke pipe of gas water heater
08/01/2012CN102616227A One-way valve for automobile vacuum-assisted hydraulic brake system
07/2012
07/31/2012US8230875 Check valve
07/31/2012US8230874 Configurable fluid transfer manifold for inflatable footwear
07/31/2012CA2766117A1 Improved grease valve for pressure devices
07/26/2012WO2012099748A1 Dual plate wafer check valve
07/26/2012WO2012099649A1 Easily replaceable valve assembly for a high pressure pump
07/26/2012WO2012099050A1 Reed valve for egr device, and process for producing same
07/26/2012US20120186670 Device for ventilating and aerating a fuel tank
07/26/2012DE102011009214A1 Non-return valve i.e. flutter valve, has stopping element whose stop surface extends parallel to bending line of spring tongue in deflected state, where elastic deformation of tongue is limited by striking tongue against stop surface
07/25/2012CN202349296U Magnetic one-way valve
07/25/2012CN202349295U Multifunctional bent meter front valve
07/25/2012CN202349294U Filtration non-return valve
07/25/2012CN202349293U Flap valve of floating box
07/25/2012CN202349292U Rotary shaft structure of check valve
07/25/2012CN202349291U Reinforced type sealed arrow-shaped check valve
07/25/2012CN202349290U 单向阀 One-way valve
07/25/2012CN202349289U High-pressure check valve
07/25/2012CN202349288U Feeding ball valve device
07/25/2012CN202349287U Clamp spring guide rod for mounting lower clamp spring of liquid charging valve ejector rod
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