| Patents for F16K 15 - Check valves (18,131) |
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| 09/10/2009 | US20090223575 Ejector valve machine |
| 09/10/2009 | US20090223574 Backflow preventer valve |
| 09/10/2009 | US20090223570 Valve Stem Assembly for Clamping A Tire Pressure Detector |
| 09/10/2009 | DE10230142B4 Zuführeinrichtung für Unterdruck mit einem Ejektor Feeder vacuum with an ejector |
| 09/09/2009 | EP2038569A4 Valve for controlling air flow in a molded article holder |
| 09/09/2009 | CN201306481Y Nuclear grade one large-caliber forged steel full-flow swing type check valve |
| 09/09/2009 | CN201306480Y A check valve |
| 09/09/2009 | CN201306479Y Fire-proof check valve |
| 09/09/2009 | CN201306478Y Plate type straight-through one-way valve |
| 09/09/2009 | CN201306477Y Filtering check triangle valve |
| 09/09/2009 | CN100538138C Hingeless flapper valve for flow control |
| 09/03/2009 | WO2009106233A1 Electrically actuated valve with a ball sealing element |
| 09/03/2009 | WO2009106221A1 Check valve having path sensor |
| 09/03/2009 | US20090220725 Closing and damping disks |
| 09/03/2009 | US20090219353 Dual seating quick connect valve |
| 09/03/2009 | US20090217990 Valve Sealant Fitting and Manufacturing Method |
| 09/03/2009 | US20090217989 Pressure Relief Device |
| 09/03/2009 | US20090217988 Dual seal valve |
| 09/03/2009 | US20090217523 Remanufactured machine component and valve body remanufacturing process |
| 09/03/2009 | DE102008011787A1 Ventilkappe für ein Rückschlagventil Valve cap for a check valve |
| 09/03/2009 | DE102008010574A1 Water connection system for use with safety system for fire hydrant, has fire hydrant connection element formed as fire hydrant lower part for connection of fire hydrant to water supply line |
| 09/03/2009 | CA2717048A1 Tubular member having self-adjusting valves controlling the flow of fluid into or out of the tubular member |
| 09/02/2009 | EP1883762A4 Check valve |
| 09/02/2009 | EP1880132B1 Firing valve |
| 09/02/2009 | CN201301988Y Three-way bidirectional check valve |
| 09/02/2009 | CN201301987Y Micro-resistance check valve |
| 09/02/2009 | CN201301986Y Non-return valve for flow measurement |
| 09/02/2009 | CN101523098A Liquid tank venting system |
| 09/02/2009 | CN101520103A Balance type minimum pressure valve |
| 09/02/2009 | CN101520101A Double-plate slow-shut check valve |
| 09/02/2009 | CN101520100A One-way control valve |
| 09/01/2009 | US7581712 Valve |
| 09/01/2009 | US7581560 Check valve |
| 09/01/2009 | US7581559 Check valve for a fluid administration system |
| 08/27/2009 | DE102008011273A1 Rückschlagventil mit Wegsensor Check valve with position sensor |
| 08/26/2009 | CN201297421Y Hemispherical multifunctional valve body |
| 08/26/2009 | CN201297409Y Pressure tank closed check valve for peening machine |
| 08/26/2009 | CN201297407Y 橡胶隔膜 Rubber diaphragm |
| 08/26/2009 | CN201297406Y Convenient check valve |
| 08/26/2009 | CN201297392Y Accumulator type locking hydraulic-control slow shut check valve |
| 08/26/2009 | CN101517289A Liquid container |
| 08/26/2009 | CN101516451A Mask device with blower |
| 08/26/2009 | CN101514758A Upswept slap door |
| 08/26/2009 | CN101514757A Aquatic animal air-transmission system control valve with functions of alarming and protection |
| 08/26/2009 | CN101514713A Valve device |
| 08/26/2009 | CN100532898C Adjustable imbibition nozzle |
| 08/26/2009 | CN100532897C Valve holding member |
| 08/26/2009 | CN100532823C Check valve, especially for a high pressure pump of a fuel injection device for an internal combustion engine |
| 08/20/2009 | WO2009102807A2 Fluid valve assembly |
| 08/20/2009 | US20090205718 Valve connector |
| 08/20/2009 | DE102008009722A1 Valve arrangement for plunger of support frame in mining industry, has check valves connected at output side with piston surface line of plunger, where inputs of check valves are connected with return line and/or control line, respectively |
| 08/19/2009 | CN201293131Y Piston type flow regulation check valve |
| 08/19/2009 | CN201293126Y Air needle having no damage on basketball air valve |
| 08/19/2009 | CN201293115Y Hemisphere hydraulic check valve |
| 08/19/2009 | CN201292931Y Ventilation valve of compressor |
| 08/19/2009 | CN101509566A Hermetic seal filling air throttle for indoor machine of split air-conditioner |
| 08/19/2009 | CN101509565A Hand valve with one-way function |
| 08/19/2009 | CN100529490C Coolant solo valve and coolant explosion-proof tank thereof |
| 08/19/2009 | CN100529489C 10000 PSI ultra-low temperature butterfly checkvalve |
| 08/18/2009 | US7575419 Fuel pump for an internal combustion engine |
| 08/18/2009 | US7575017 Wet barrel fire hydrant system with second valve |
| 08/13/2009 | WO2009098722A1 Maximum pressure hydraulic valve |
| 08/13/2009 | WO2009098049A1 Ventilator arrangement for gravitational fluid discharge via high and low pressure phase |
| 08/13/2009 | US20090200125 Arrangement, device and method at a disturbance-eliminating valve for damper |
| 08/13/2009 | US20090199913 Valve Device With Pressure Regulator |
| 08/13/2009 | DE102008009243A1 Exhaust valve for use in pressure pipe of e.g. high-pressure pump, has element with mushroom-like body structure, and shaft passing into borehole of holder comprising set of openings with axes that are parallel to pressure pipe line axis |
| 08/13/2009 | DE102008008435A1 Spring-loaded valve for use in fuel injection system of diesel-combustion engine, has adjusting element coupled with carrier and arranged and formed such that force is applicable on spring element in direction of axis by adjusting element |
| 08/12/2009 | EP2088087A1 Air filling bag with outer film strengthening structure |
| 08/12/2009 | EP2087263A1 A flow control valve, typically a check valve for cryogenic, oxygen and high pressure air valves |
| 08/12/2009 | CN201288865Y Air conditioner inflatable pressure maintaining plastic valve |
| 08/12/2009 | CN201288864Y Welding stainless steel backflow preventer |
| 08/12/2009 | CN201288863Y Superpose installation pilot-controlled check valve |
| 08/12/2009 | CN201288862Y Pilot-operated check valve |
| 08/12/2009 | CN201288861Y Peritoneoscope puncture outfit pneumoperitoneum machine non-return valve |
| 08/12/2009 | CN201288860Y Water hydraulic inverted valve |
| 08/12/2009 | CN201288859Y Plate type check valve with valve housing |
| 08/12/2009 | CN201288857Y Six-way feed-check valve |
| 08/12/2009 | CN201288781Y Check valve spring |
| 08/12/2009 | CN201286981Y One-way plastic film flat-pipe valve inflation ball |
| 08/12/2009 | CN101504147A Double-opening check valve of gas flue |
| 08/12/2009 | CN101504087A Truck inflation air faucet with convenient connection with tire pressure detector |
| 08/12/2009 | CN101504086A Restrictive one-way valve, its control method and use |
| 08/12/2009 | CN100527035C Device for dynamic control of a water flow |
| 08/12/2009 | CN100526695C High volume pipe abruption valve |
| 08/12/2009 | CN100526694C Non-return valve for use in a molding system |
| 08/11/2009 | US7571892 Sanitary drain valve |
| 08/11/2009 | CA2389485C Delivery valve device for fluid compressor |
| 08/06/2009 | US20090194729 Discharge valve for downhole pumps |
| 08/06/2009 | US20090193965 Piston arrangement |
| 08/05/2009 | EP2085975A1 Passive check valve system for a nuclear reactor |
| 08/05/2009 | EP2084440A1 Check valve arrangement |
| 08/05/2009 | CN201284877Y Digital display unit for opening degree of check valve |
| 08/05/2009 | CN201284856Y One-way valve |
| 08/05/2009 | CN201284855Y Hammered steel soldering type high-pressure swing check valve |
| 08/05/2009 | CN201284854Y Fireproof check valve for residential housing kitchen and bathroom exhaustion duct |
| 08/05/2009 | CN201284853Y Fireproof check valve for residential housing kitchen and bathroom exhaustion duct |
| 08/05/2009 | CN201284852Y Low-resistance check valve |
| 08/05/2009 | CN201284851Y Vertical butt welding check valve with flange connection |
| 08/05/2009 | CN201284846Y Three-way self-string type check valve |
| 08/05/2009 | CN101501376A Low force anti sticking throttle valve |