| Patents for F16K 15 - Check valves (18,131) |
|---|
| 02/02/2006 | US20060021659 Hose adapter incorporating a valve and a method of manufacturing the same |
| 02/02/2006 | DE102004033022A1 Rückschlagventil Check valve |
| 02/01/2006 | EP1621805A1 Heat control device |
| 02/01/2006 | EP1620324A1 Valve for dispensing liquids and method of use |
| 02/01/2006 | CN2755383Y Check valve of rubber pipeline |
| 02/01/2006 | CN2755382Y 单向阀 Check valve |
| 02/01/2006 | CN1239340C Spray nozzle for windscreen washer system |
| 01/31/2006 | US6990995 Valve-leaf protective structure for pressure for regulator of air tank used in diving |
| 01/31/2006 | US6990994 Valve for inflatable article |
| 01/31/2006 | CA2425724C Tubing fill and testing valve |
| 01/26/2006 | WO2006010046A1 Flow control valve and method for using the same |
| 01/26/2006 | WO2006008730A1 Backflow preventer |
| 01/26/2006 | WO2006008263A1 Piston pump with improved pressure build-up dynamics |
| 01/26/2006 | WO2006008262A1 Piston pump with improved pressure build-up dynamics |
| 01/26/2006 | US20060016497 One-way medical valve apparatus |
| 01/26/2006 | US20060016483 Valve or valve plate having an integrated gasket |
| 01/26/2006 | US20060016482 Device for preventing backflow in a cooling system |
| 01/26/2006 | DE102004031936A1 Door closer has housing with linearly adjustable piston and hydraulic damper and piston, which divides housing in two chambers, one filled with damping medium, with opening of door valve remains closed as spring has negative characteristic |
| 01/25/2006 | EP1619431A1 High flow valved fitting |
| 01/25/2006 | EP1618916A1 Automatic locking valve for medication injection |
| 01/24/2006 | US6988949 Constant velocity joint vent valve |
| 01/24/2006 | US6988510 Disc check valve |
| 01/24/2006 | US6988329 Shoe having an inflatable bladder |
| 01/24/2006 | CA2428768C Surge check unit for a liquid distribution system |
| 01/19/2006 | WO2006005302A1 Releasable non-return valve |
| 01/19/2006 | US20060011239 Air admittance valve assembly |
| 01/19/2006 | US20060011238 Backflow preventor |
| 01/19/2006 | US20060010607 Smart Decubitus Mat |
| 01/19/2006 | DE10360971B4 Kupplungsausrückzylinder mit einem Drosselventil Clutch release cylinder with a throttle valve |
| 01/19/2006 | DE102004044832B3 Rückflussverhinderer Backflow preventer |
| 01/19/2006 | DE102004031952A1 High pressure hose for use with high pressure cleaning equipments has closing valve that is controllable according to differential pressure between upstream and downstream hose sections |
| 01/19/2006 | DE102004030426A1 Ventilvorrichtung Valve device |
| 01/19/2006 | DE102004030421A1 Ventilvorrichtung Valve device |
| 01/18/2006 | EP1615516A1 Fluid system with internal filter |
| 01/18/2006 | EP1450636B1 Inflatable insulation incorporating pressure relief means |
| 01/18/2006 | EP1328746B8 Non-return valve with a ball-shaped valve body |
| 01/18/2006 | CN2752569Y Slope clack tilting no-return valve |
| 01/18/2006 | CN1721247A Valve apparatus |
| 01/17/2006 | US6986568 Valve unit in ink supply channel of ink-jet recording apparatus, ink cartridge using the valve unit, ink supply needle and method of producing the valve unit |
| 01/17/2006 | US6986360 Valve for inflatable objects |
| 01/12/2006 | US20060006357 Torque sensitive diaphragm valve |
| 01/11/2006 | EP1614945A1 Check valve |
| 01/11/2006 | EP1614384A2 Blood collection needle |
| 01/11/2006 | CN2751196Y Dam protection slope panel back valve |
| 01/11/2006 | CN1236217C Hydraulic valve |
| 01/10/2006 | US6983926 Valve arrangement for hydraulic consumer |
| 01/10/2006 | US6983764 Sequencing valve and hydronic system |
| 01/10/2006 | US6983762 Pressure regulator for a fuel supply system of an internal combustion engine |
| 01/05/2006 | US20060000999 Sluicing valve device |
| 01/05/2006 | US20060000598 Sequencing valve and hydronic system |
| 01/05/2006 | US20060000511 Flow control device and system |
| 01/05/2006 | US20060000459 Variable stiffness flow control valve |
| 01/05/2006 | DE102004053214A1 Non-return valve in particular for use in surgical device, comprising membrane permanently attached to one of two housings |
| 01/05/2006 | CA2568626A1 A check valve with a spiral coil seal |
| 01/05/2006 | CA2567463A1 Check valve lip seal for an injection molding machine |
| 01/04/2006 | EP1611381A1 A sports ball valve |
| 01/04/2006 | CN2750142Y Air blowing valve |
| 01/04/2006 | CN2750141Y High pressure water seal non-return valve |
| 01/04/2006 | CN1234990C Rotary connector with valve |
| 01/04/2006 | CN1234970C Valve device of sealed compressor |
| 01/03/2006 | US6981578 Non-pressurized monotube shock absorber |
| 01/03/2006 | US6981516 Fail save shut off valve for filtering systems employing candle filters |
| 01/03/2006 | US6981512 Tubular flow conduit with in-line integrated check valve and method of making same |
| 01/03/2006 | US6981287 Inflatable bed unit |
| 12/29/2005 | WO2005124209A1 Self-locking valve for non-latex-type balloons |
| 12/29/2005 | WO2005124208A1 Check valve |
| 12/29/2005 | WO2005123177A1 Check valve |
| 12/29/2005 | WO2005123176A1 Non-return valve, particularly for medical applications |
| 12/29/2005 | WO2005123175A1 Check valve, especially for medical applications |
| 12/29/2005 | WO2004039608A3 Connector-coupler-locking inflate/deflate valve |
| 12/28/2005 | EP1610606A1 Hingeless flapper valve for flow control |
| 12/28/2005 | CN2748307Y Hand-operated forced air-tight type air tap of gas-filled products |
| 12/28/2005 | CN1714244A 压缩机 Compressor |
| 12/28/2005 | CN1712761A Valve device |
| 12/28/2005 | CN1233935C Valve assembly of reciprocating compressor |
| 12/27/2005 | US6978801 Backflow prevention valve |
| 12/27/2005 | US6978800 Closure device with self-aligning poppet |
| 12/22/2005 | WO2005121618A1 Check valve |
| 12/22/2005 | US20050279413 Flow control switch |
| 12/22/2005 | US20050279412 Embedded microfluidic check-valve |
| 12/22/2005 | US20050279411 Relief valve for hydraulic pump |
| 12/22/2005 | US20050279405 Flapper type fill tube check valve |
| 12/22/2005 | US20050279103 Hingeless flapper valve for flow control |
| 12/22/2005 | DE102004029915A1 Check valve assembly for hot water heating system, has ring- shaped washer with central hole in which one-way valve is arranged, where valve has valve body-plate that covers hole in one position |
| 12/22/2005 | DE102004026261A1 Tauwasserablaufventil Defrost drain valve |
| 12/22/2005 | DE10059954B4 Rückschlagventil Check valve |
| 12/22/2005 | CA2569602A1 Rotary valve |
| 12/21/2005 | EP1607599A2 Piston liquid cooling with direct controlled pressure valve in engines. |
| 12/21/2005 | EP1421308B1 Non-return valve for a pump |
| 12/21/2005 | CN2747431Y Reversible check valve |
| 12/21/2005 | CN1232737C Multi-pressure ball-shape lifting control valve |
| 12/20/2005 | US6976669 Self-sealing valve |
| 12/20/2005 | CA2419470C Sewer inspection chamber with back-flow prevention valve and method and apparatus for installing valve in sewer inspection chamber |
| 12/15/2005 | WO2005119125A1 Double heat trap in unitary body |
| 12/15/2005 | WO2005119026A2 Variable stiffness flow control valve |
| 12/15/2005 | US20050273937 Inflatable bed unit |
| 12/15/2005 | DE202005016282U1 Valve unit, has closure head and compression spring unit that are compressed axially to form single piece construction unit, and actuator lifting head by compressing compression spring unit so that flowing of flow-medium takes place |
| 12/15/2005 | DE102004018567B3 Reflux check valve (between an outlet and an inlet with magnetic material), useful in oil separator arrangement, comprises valve unit and reset mechanism, which magnetically cooperates with valve unit to externally control check valve |
| 12/14/2005 | EP1604137A1 Insertable component which can be inserted into a gas or liquid line |
| 12/14/2005 | EP1604136A1 Insertion part for inserting into a gas or liquid line |