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)
05/2005
05/24/2005CA2386182C Unitized spherical profile check valve with replaceable sealing element
05/20/2005CA2487925A1 Heat trap
05/19/2005US20050103891 Fluid product dispenser
05/19/2005US20050103386 Check valve
05/19/2005US20050103385 Valve body for backflow prevention valve
05/19/2005US20050103384 Non-return valve for a petrochemical reactor
05/19/2005DE202005003123U1 Flap valve has housing with leg spring, with one spring leg held non-turnable on hinge pin to ensure closing function of valve
05/19/2005DE10332347B3 Einschraubbares Rückschlagventil Screw-in check valve
05/19/2005DE102004049962A1 Druckregler für ein Kraftfahrzeugkraftstoffsystem Pressure regulator for a motor vehicle fuel system
05/19/2005CA2645607A1 Chemical injection check valve incorporated into a tubing retrievable safety valve
05/18/2005EP1530935A1 Valve for drinking cup
05/18/2005CN2700659Y Micro-resistance slowly-closing check-valve
05/18/2005CN2700658Y Smoke exhausting fire preventing valve for kitchen and toilet of residential housing
05/18/2005CN1617686A Low pressure measurement devices in high pressure environments
05/17/2005US6892758 Check valve with vibration prevention function for valve body
05/17/2005US6892757 Hydraulic valve
05/12/2005WO2005042277A2 A pressure relief device for ain inflatable tire
05/12/2005WO2004025154A3 Combination inflation and relief valve
05/12/2005US20050098753 Coupling member of a pipe coupling and valve body used in a coupling member
05/12/2005US20050098401 Enhanced computer optimized adaptive suspension system and method
05/12/2005US20050098216 Adjustable variable flow fertilizer valve
05/12/2005US20050098209 Inflation valve with pneumatic assist
05/12/2005DE20320046U1 Ventilanordnung zur Führung einer Flüssigkeit gegen ein Gasdruckgefälle Valve assembly for guiding a liquid to a gas pressure gradient
05/11/2005CN2699086Y Check valve
05/11/2005CN2699085Y Magnetized one-way valve
05/11/2005CN2699084Y Single-purpose retaining valve for smoke exhaust ventilator
05/11/2005CN1615553A Seal and bleed valve unit for electric batteries
05/11/2005CN1614329A Air exhausting pipe check valve with natural ventilating and speed variable function
05/11/2005CN1614270A One-way rotary plug valve
05/10/2005US6889707 Pressure actuated shut-off valve with membrane
05/10/2005US6889451 Fluid system with internal filter
05/10/2005CA2384678C Nested duckbill check valves
05/05/2005US20050092958 Valve assembly and method
05/05/2005US20050092374 Discharging valve assembly of reciprocating compresor
05/05/2005US20050092373 Fluid retaining apparatus with ball valve
05/05/2005US20050092372 Flap valve
05/04/2005EP1528304A1 Valve assembly and method
05/04/2005EP1527917A1 Non return exhaust valve for a vehicle venting system
05/04/2005DE19523454B4 Be- und Entlüftungsvorrichtung für Getriebe und Achsen Ventilation device for transmission and axles
05/04/2005CN2697598Y Fraudulent use and leakage proof water meter
05/04/2005CN2697414Y Easy breaking off rubber tube valve inside
05/04/2005CN2697413Y Check valve
05/04/2005CN2697412Y Check valve for water isolation pump
05/04/2005CN2697411Y Vertical connected exhausting check valve
05/04/2005CN2697410Y Filtering type fume exhausting check valve
05/04/2005CN2697409Y Pointer type check valve for cooking fume exhauster
05/04/2005CN2697402Y Gate valve with backstop function
05/04/2005CN1611378A Non-return valve for ventilation of vehicles
05/04/2005CN1199773C Forming method and device for rubber material cladded ball contaning metal core
05/03/2005US6887173 Inflatable articles with self-contained inflation mechanism
04/2005
04/28/2005WO2005038321A1 Non-return valve and pump with the same
04/28/2005WO2005036983A2 Packaging release valve for microwavable food items
04/28/2005WO2003012953A3 Actuator
04/28/2005US20050087236 Fuel tank system of vehicle
04/28/2005US20050087234 Leak-detecting check valve, and leak-detection alarm system that uses said check valve
04/28/2005US20050087233 Modular multi-function fluid flow control device
04/28/2005US20050087229 Snap-in grommet for a valve stem assembly
04/28/2005US20050087228 Snap-in grommet for a valve stem assembly
04/28/2005CA2542889A1 Packaging release valve for microwavable food items
04/27/2005CN2695746Y One-way valve for air conditioner
04/27/2005CN1609470A Choke valve of clutch release cylinder
04/27/2005CN1608883A Fuel tank system of vehicle
04/26/2005US6883778 Apparatus for reducing fluid drawback through a medical valve
04/26/2005US6883518 Unidirectional respirator valve
04/21/2005WO2005036035A2 Valve assembly
04/21/2005US20050084410 Sterilized connector apparatus and method of coupling a bioprocessor to a media source
04/21/2005US20050081951 Lavatory service shut-off valve
04/21/2005US20050081928 Flow control valve
04/21/2005US20050081922 One-way valve with poppet member
04/21/2005US20050081921 Vehicle pressure relief valve having peripherally secured flaps and method of manufacturing the same
04/21/2005US20050081830 Pressure regulating valve for automotive fuel system
04/21/2005US20050081709 Choke valve of clutch release cylinder
04/21/2005DE202005002415U1 Bauteilsatz zum modularen Erstellen einer Ablaufanordnung A set of components for creating a sequential modular arrangement
04/21/2005DE10216220B4 Unterdruckventil Vacuum valve
04/21/2005CA2538452A1 Motorized vacuum/pressure pump and stopper
04/20/2005EP1524140A1 Vehicle pressure relief valve
04/20/2005CN2694072Y Automatic press valve for inflation
04/20/2005CN2694071Y Double controlled check valve
04/20/2005CN2694070Y Air inlet valve part for water-saving toilet flushing equipment
04/20/2005CN2693161Y Hand cleaning equipment
04/20/2005CN1607348A Check valve for detecting water leakage and water leakage alarm system using the same
04/19/2005US6880577 Reed valve assembly
04/19/2005US6880573 Frost free valve assembly
04/14/2005WO2005012654A3 Backflow preventer
04/14/2005WO2004076895A3 Valve for inflatable article
04/14/2005US20050077370 Method for cleaning a surface
04/14/2005US20050077204 Substrate storage container
04/14/2005DE102004043905A1 Auslassventil für einen Kompressor sowie Kompressor mit einem solchen Exhaust valve for a compressor, compressor with such
04/13/2005EP1082240B1 Spray nozzle for a windscreen washing system
04/13/2005CN2692448Y Multifunction energy saving check valve
04/13/2005CN2692447Y Roots blower automatic check valve
04/13/2005CN2692446Y Indoor air exhaust check valve
04/13/2005CN2692445Y Micro power controlled antidrip leakage anti-face down valve
04/13/2005CN2692439Y Check ball balve
04/13/2005CN1606674A Fluid control valve and a feedback control system therefor
04/13/2005CN1605783A Regorging prevention pressure reducing valve
04/13/2005CN1605782A Regorging prevention automatic water inlet valve
04/13/2005CN1196881C Non-return valve and non-return valve assembly
04/12/2005US6877564 Flapper closure mechanism
04/12/2005US6877525 Check valve for fuel pump
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