Patents for F16K 15 - Check valves (18,131)
01/2010
01/20/2010EP2145124A1 Duckbill type check valve with curved and resiliently biased closing seal
01/20/2010EP1371894B1 Rotary connector with valve
01/20/2010CN201386840Y One-way sealing air valve
01/20/2010CN201386839Y Tire air valve capable of automatically reducing pressure and inflating
01/20/2010CN201386838Y Mandatory check valve
01/20/2010CN201386837Y 单向球阀 One-way valve
01/20/2010CN201386836Y Buttwelding built-in butterfly check valve
01/20/2010CN201386817Y 止回式球阀 Check ball valve
01/20/2010CN201386601Y Check valve for controlling fuel evaporation of internal combustion engine
01/20/2010CN100582540C Limit flow hydraulic valve
01/20/2010CN100582537C Automobile tyre rim valve
01/20/2010CN100582536C Air valve and air sealing body with the same
01/19/2010US7648350 Conveying device
01/14/2010WO2010004532A1 Pressure controlled three way valve device
01/14/2010WO2010004511A1 Pressure relief valve
01/14/2010WO2010004471A1 A check valve, in particular for medical applications
01/14/2010WO2010004123A2 Ball lift device for adjusting the compression ratio of a variable compression ratio engine
01/14/2010US20100008805 Valve assembly and system
01/14/2010CA2728611A1 Pressure controlled three way valve device
01/14/2010CA2727631A1 Ball lift device for adjusting the compression ratio of a variable compression ratio engine
01/13/2010EP1499394B1 Portable oxygen concentration system
01/13/2010CN201382202Y Replaceable non-return water drain apparatus
01/13/2010CN201382196Y Shaft-used piston-type fluid control valve
01/13/2010CN201382187Y Fireproof check valve for exhaust duct of building
01/13/2010CN201382168Y Built-in butterfly-shaped check valve for insulating jacket
01/13/2010CN201382147Y Air cylinder front cover with plug-type one-way valve
01/13/2010CN201381043Y Vacuum storage box
01/13/2010CN101625042A Airbag backstop device structure
01/13/2010CN101625041A One-way valve with elastic membrane
01/12/2010US7644732 Slide-in flapper valves
01/12/2010US7644724 Valve with electromechanical device for actuating the valve
01/07/2010WO2010000985A2 Electro-hydraulic valve with lifting ball for variable compression ratio engine hydraulic unit
01/07/2010WO2010000414A1 Pump
01/07/2010US20100002897 Pressure regulating systems for expandable insertion devices
01/07/2010US20100000918 Two Piece Non-Metallic Relief Valve
01/07/2010US20100000615 Leak detection and shutoff system
01/07/2010US20100000608 Flow rate control using mass flow rate control device
01/07/2010DE102008031745A1 Hydraulische Ventilvorrichtung The hydraulic valve device
01/07/2010DE102007023121B4 Ventil zum Einsetzen in ein Gehäuse, insbesondere eines Verbrennungsmotors Valve for insertion into a housing, in particular an internal combustion engine
01/07/2010CA2727356A1 Electro-hydraulic valve with lifting ball for variable compression ratio engine hydraulic unit
01/06/2010EP2140184A1 Quick change check valve system
01/06/2010CN201377629Y Thin type fluorine-lined check valve
01/06/2010CN201377628Y Check valve used for injecting medium into damping and absorbing damper of elastic damping body
01/06/2010CN201377627Y Multi-purpose check valve
01/06/2010CN101619775A Draining anti-backflow apparatus with built-in diaphragm
01/05/2010US7641448 Cleaning an ink chamber of a printing unit
01/05/2010US7640945 Oneway valve for automatically inflatable air cushion
01/05/2010US7640944 Valve for prevention of low flow rates through flow meter
01/05/2010CA2565576C One-way valve
12/2009
12/31/2009US20090324381 Air bearing turbo cooling air flow regulating device
12/31/2009US20090320939 Check Valve
12/31/2009US20090320937 Pressurizing and pressure regulating valve and fuel supply system employing the same
12/31/2009US20090320780 Control arrangement for a gas exchange valve in a piston engine and method of controlling a gas exchange valve in a piston engine
12/31/2009US20090320495 Fast acting aircraft engine bleed air check valve
12/31/2009DE112007003311T5 Lotionspumpe und darin enthaltenes Einwegventil Lotion pump contained therein and one-way valve
12/31/2009DE102008030885A1 Non-return valve for treatment of condensation water for e.g. housing, of ventilation- and/or air conditioning system of motor vehicle, has non-return valve closing body sectionally designed as membrane and connected with fastening bolt
12/31/2009DE102008002611A1 Abstützkörper, Rückschlagventil sowie Kraftstoff-Hochdruckpumpe Supporting body, check valve and high pressure fuel pump
12/31/2009CA2681732A1 Spile
12/30/2009WO2009158147A1 Systems and devices including valves coupled to electric devices and methods of making, using, and operating the same
12/30/2009WO2009157874A1 Method and system for processing a sheet of material
12/30/2009WO2009156624A2 Ball-screw lift device for variable compression-ratio engine
12/30/2009WO2009156304A1 Method for safely preventing backflowing in the conveying of a fluid
12/30/2009WO2009156205A1 Support body, non-return valve and high-pressure fuel pump
12/30/2009WO2009156051A1 Pump
12/30/2009CN201373147Y Check valve
12/30/2009CN201373146Y Multifunctional anti-drip non-return combined valve
12/30/2009CN201373145Y Double-disc swing check valve
12/30/2009CN201373144Y One-way valve
12/30/2009CN201373138Y Gas path block for integrating pilot-controlling one-way valve
12/30/2009CN201372953Y Pump and check valve structure thereof
12/30/2009CN201370331Y Gas-filled Simmons single-head gas-filling nozzle
12/30/2009CN101614293A Gas valve device
12/30/2009CN101614292A Backflow preventer
12/30/2009CA2727333A1 Ball-screw lift device for variable compression-ratio engine
12/29/2009US7639151 Liquid blocking apparatus and system equipped with an alarm or wireless calling device and a storing bag
12/29/2009US7637283 Pressure relief valve with stiff support
12/29/2009CA2446044C In-line vacuum breaker
12/24/2009US20090314357 Liquid tank venting system
12/24/2009DE102008034783A1 Check valve for use during electrohydraulic hoisting gear regulation of agricultural commercial motor vehicle, has sealing arrangement arranged to valve body, where supporting body of sealing arrangement encloses sealing ring in sections
12/23/2009WO2009132374A3 Device for inserting gas bubbles into a liquid
12/23/2009EP2134994A1 Device for blocking fluid passage through a tubular part by means of a check valve, particularly in a household appliance
12/23/2009CN201368331Y Gas container for high-pressure gas supply and check three-way valve thereof
12/23/2009CN201368288Y Air-path quick joint
12/23/2009CN201368237Y Lead-free aluminum alloy rubber coating valve
12/23/2009CN201368236Y Falling prevention, filling prevention and overflow prevention flow valve for bottling liquefied petroleum gas
12/23/2009CN201368235Y Control valve of aquarium gas transmission system with functions of warning and protecting
12/23/2009CN201367013Y Multi-purpose pumping nozzle
12/23/2009CN201366721Y Shaver provided with check valve
12/23/2009CN101611251A Centreline flow valve
12/23/2009CN101608703A Anti-fire check valve
12/23/2009CN101608702A Check fire valve for flue
12/23/2009CN100572872C Expulsion valve assembly
12/17/2009WO2009149989A1 Check valve having a moveable valve body
12/17/2009US20090312674 Electromagnetic valve and pneumatic massage apparatus
12/17/2009US20090308471 Startup bypass system for a screw compressor
12/17/2009US20090308468 Fuel pressure regulator valve assembly
12/17/2009US20090308462 Pressure Relief Device for an Inflatable Tire
12/17/2009DE102008026723A1 Non return valve has valve ball held onto valve seat by a sprung element secured to the valve housing and with a sprung strip reducing in width towards the centre of the ball
12/16/2009CN201364882Y Exhaust device
12/16/2009CN201363462Y Sealing structure of one-way valve
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