| Patents for F16K 15 - Check valves (18,131) |
|---|
| 10/06/2004 | CN1534203A Separated unidirection over flow valve |
| 10/05/2004 | US6799844 High shear ball check valve device and a liquid ink image producing machine using same |
| 09/30/2004 | WO2004083699A1 Insertable component which can be inserted into a gas or liquid line |
| 09/30/2004 | WO2004083698A1 Insertion part for inserting into a gas or liquid line |
| 09/30/2004 | WO2004083697A1 A sports ball valve |
| 09/30/2004 | WO2004083696A1 Non-return valve |
| 09/30/2004 | US20040191128 Slide stainer with heating |
| 09/30/2004 | US20040188541 Valve assembly having filter |
| 09/30/2004 | US20040187924 Pressure control valve for a packaging container and device for attaching the pressure control valve to a material web |
| 09/30/2004 | DE10316230A1 Rückschlagventil Check valve |
| 09/30/2004 | CA2519416A1 A sports ball valve |
| 09/29/2004 | EP1462694A1 Valve assembly |
| 09/29/2004 | EP1461552A1 Inlet or outlet valve for a pump |
| 09/29/2004 | CN2644813Y Ballasting weight type opening and closing apparatus |
| 09/29/2004 | CN1533478A Double acting simplex plunger with bi-directional valves |
| 09/29/2004 | CN1532387A Leaf valve or leaf valve assembly |
| 09/28/2004 | US6796865 Inflatable insulation incorporating pressure relief means |
| 09/28/2004 | US6796772 Ejector and negative-pressure supply apparatus using the same |
| 09/28/2004 | US6796741 In-situ bioremediation process and apparatus |
| 09/28/2004 | US6796331 Delivery valve device for a fluid compressor |
| 09/28/2004 | US6796327 Check valve with multiple doors |
| 09/28/2004 | US6796260 Elastomeric ejection system with acoustically improved check valve |
| 09/23/2004 | WO2004081302A1 Device for preventing backflow |
| 09/23/2004 | WO2004081301A1 Device for preventing backflow |
| 09/23/2004 | WO2004080537A1 Respiratory system and method of use |
| 09/23/2004 | WO2004005131A3 Gas valve |
| 09/23/2004 | US20040182760 Float-responsive valve with premature closure prevention |
| 09/23/2004 | US20040182448 Valve apparatus |
| 09/23/2004 | US20040182447 Valve |
| 09/23/2004 | US20040182446 Membrane valve and second stage pressure reducer for two-stage underwater regulators incorporating said valve |
| 09/23/2004 | US20040182438 A check valve |
| 09/23/2004 | CA2517441A1 Respiratory system and method of use |
| 09/22/2004 | EP1460239A1 Reed valve or reed valve assembly |
| 09/22/2004 | EP1458302A2 Control valve |
| 09/22/2004 | CN2643104Y Slow-opening quick-closing energy saving check valve |
| 09/22/2004 | CN2643103Y A oneway cut-off valve |
| 09/22/2004 | CN2643102Y Wall-crossing non-return valve for flue |
| 09/22/2004 | CN2643101Y Air gate type check valve |
| 09/22/2004 | CN2643100Y A telescopic check valve |
| 09/22/2004 | CN1530578A Valve for gas-filled article |
| 09/21/2004 | US6792962 Enhanced backflow prevention apparatus and method |
| 09/21/2004 | CA2384073C Automatic valve for the stabilization of a thermostatic mixing device |
| 09/16/2004 | WO2004079184A1 Pressure regulator |
| 09/16/2004 | WO2004011143A3 One-directional microball valve for a microfluidic device |
| 09/16/2004 | US20040177882 Valve for winterizing a pool |
| 09/16/2004 | DE10309351A1 Druckregler Pressure regulator |
| 09/16/2004 | DE10297445T5 Ventileinheit für die Abdichtung und Entlüftung elektrischer Akkumulatoren Valve unit for sealing and venting of electric accumulators |
| 09/15/2004 | EP1455642A2 Low pressure measurement devices in high pressure environments |
| 09/15/2004 | CN2641410Y Two stage and combination type one way valve |
| 09/15/2004 | CN2641409Y Air ventilation one-way valve used in toilet |
| 09/15/2004 | CN2641408Y Two unit type check valve having guiding section |
| 09/15/2004 | CN2641388Y Synchro and composite valve for pressure-storage type pressure container |
| 09/14/2004 | US6789575 High efficient valve assembly of compressor |
| 09/14/2004 | US6789574 Pneumatic control assembly with simplified direction control valve |
| 09/14/2004 | US6789567 Bi-directional constant flow device |
| 09/10/2004 | WO2004076895A2 Valve for inflatable article |
| 09/10/2004 | WO2004076156A1 Composite component with partially displaceable elements and method for the production thereof |
| 09/09/2004 | US20040173271 Quick connect chemical injector |
| 09/09/2004 | US20040173265 Check valve for fuel pump |
| 09/09/2004 | US20040173249 Dishwasher comprising spraying arms and a circulating pump |
| 09/09/2004 | US20040173215 Respiratory system and method of use |
| 09/08/2004 | EP1455084A2 Check valve for fuel pump |
| 09/08/2004 | CN2639636Y Pipeline oil fume and waste gas separator |
| 09/08/2004 | CN1527780A Pressure-activated flexible valve |
| 09/08/2004 | CN1526959A Fast connecting chemical product filling device |
| 09/08/2004 | CN1165699C One-way valve |
| 09/07/2004 | US6786425 Sprayer controller and method |
| 09/07/2004 | US6786352 Valve arrangement for an automatically sealing cup |
| 09/07/2004 | US6786232 Check valve for a piston pump |
| 09/07/2004 | US6786131 Valve used for an inflatable article |
| 09/07/2004 | US6785985 Shoe having an inflatable bladder |
| 09/02/2004 | WO2004074721A2 Valve for winterizing a pool |
| 09/02/2004 | US20040168726 Control valve |
| 09/02/2004 | US20040168689 Respirator |
| 09/02/2004 | US20040168256 Inflatable device |
| 09/02/2004 | DE202004009521U1 Rückschlagventil, insbesondere für medizinische Anwendungen Non-return valve, in particular for medical applications |
| 09/02/2004 | DE202004009358U1 Rückschlagventil, insbesondere für medizinische Anwendungen Non-return valve, in particular for medical applications |
| 09/02/2004 | DE10237364B4 Rückschlagventil Check valve |
| 09/01/2004 | EP1452737A1 Suction reed valve for a compressor |
| 09/01/2004 | EP1450636A1 Inflatable insulation incorporating pressure relief means |
| 09/01/2004 | CN2637850Y One-way valve |
| 09/01/2004 | CN1525069A Compressor suction reed valve |
| 08/31/2004 | US6783337 Check valve seal assembly |
| 08/26/2004 | US20040163715 Non-return valve for a pump |
| 08/26/2004 | US20040163714 Check valve, auxiliary circulating device and method for driving the auxiliary circulating device |
| 08/26/2004 | US20040163713 Compressor suction reed valve |
| 08/26/2004 | US20040163707 Valve for inflatable article |
| 08/26/2004 | DE20305938U1 Back flow preventer fitted in gas or fluid pipe has shut-off component movable by flow medium against restoring force of its inherent elasticity and/or inherent stability from closed position into open position |
| 08/26/2004 | DE202004009831U1 Rückschlagventil Check valve |
| 08/26/2004 | DE202004009722U1 Rückschlagventil Check valve |
| 08/26/2004 | DE202004008174U1 Non-return valve on pump in clarification chamber below marine aquarium comprises two tubular sections with offset water outlet and inlet, swiveling valve flap being mounted in chamber between these |
| 08/25/2004 | EP1449971A1 Drain for discharging waste water and/or surface water, mounting of such a drain and valve therefor |
| 08/25/2004 | CN2636018Y Bypass check valve for lubricant filter |
| 08/25/2004 | CN2636015Y Valve inside for bicycle |
| 08/25/2004 | CN2636014Y One-way air inlet valve |
| 08/25/2004 | CN2636013Y Spherical type check valve |
| 08/25/2004 | CN1524004A Self contained sport ball inflation mechanism |
| 08/25/2004 | CN1522935A Compression packing process for soft mattress and two-stage combined one-way valve special for the same |
| 08/25/2004 | CA2452450A1 Compressor suction reed valve |
| 08/24/2004 | US6779554 Return check valve |