| Patents for F16K 15 - Check valves (18,131) |
|---|
| 04/29/2004 | US20040082923 Valves |
| 04/29/2004 | US20040079911 Excess flow valve with magnet |
| 04/29/2004 | US20040079419 Gas valve |
| 04/29/2004 | US20040079412 In-line vacuum breaker |
| 04/29/2004 | DE202004002890U1 Gravity brake for especially hot water systems has co-axial guide pin for valve plate, and open side of housing is bridged by rib which on inner side has spacer for valve plate and encompassed by compression spring |
| 04/29/2004 | DE202004002889U1 Gravity brake for especially hot water systems has housing and rib arrangement which supports compression spring formed by combined cast or pressed component, and base is separate part connected to housing |
| 04/29/2004 | DE10324307B3 Quick-coupling unit with built-in no-return valve for air conditioning unit has bypass branch forming valve housing for no-return valve |
| 04/29/2004 | CA2446807A1 Valves |
| 04/28/2004 | EP1412032A1 Inflatable articles with self-contained inflation mechanism |
| 04/28/2004 | CN2613652Y Butterfly type buffer check valve with electromagnetic weight reducing |
| 04/28/2004 | CN1492171A Binery check valve with leading zone |
| 04/27/2004 | US6726059 Quick release trigger valve and blast aerator |
| 04/27/2004 | CA2255378C Plastic safety valve for containers |
| 04/22/2004 | WO2004033907A1 Suction valve for a small hermetic compressor |
| 04/22/2004 | WO2004033331A1 Check valve for vacuum packing bags |
| 04/22/2004 | WO2004013036A8 A fluid-dispensing circuit with check valves |
| 04/22/2004 | US20040074539 Return check valve |
| 04/22/2004 | DE10247839A1 Rückschlagventil für strömbare Medien Check valve for flowable media |
| 04/22/2004 | DE10245403B3 Back draught flap for arranging in an exhaust duct, especially of an extractor hood, comprises a flap part rotating about an axis and a damping device designed as a spring device |
| 04/22/2004 | CA2501515A1 Check valve for vacuum packing bags |
| 04/21/2004 | EP1411284A1 A check valve |
| 04/21/2004 | EP1411283A2 High pressure sealing for screw threaded cartridge |
| 04/21/2004 | EP1409903A1 Check valve having variable opening-force threshold |
| 04/21/2004 | EP1409275A1 Controlled pneumatic valve |
| 04/21/2004 | CN2612850Y Quick-acting shutdown valve |
| 04/21/2004 | CN1490545A Back-pressure balancing minimum pressure valves |
| 04/21/2004 | CN1146697C Non-return valve |
| 04/21/2004 | CN1146688C Pressure flushing cistern with improved air guide device |
| 04/20/2004 | US6722388 Multiple pressure regulator |
| 04/15/2004 | WO2004031718A1 Testing for water leaks in sealed joints |
| 04/15/2004 | WO2004031534A1 Flapper valve closure mechanism |
| 04/15/2004 | WO2004030952A1 Air flow control apparatus |
| 04/15/2004 | WO2004030804A1 Non-return valve for a petrochemical reactor |
| 04/15/2004 | US20040069360 Check valve with hanger |
| 04/15/2004 | US20040069353 Check valve for fuel pump |
| 04/15/2004 | US20040069352 Check valve |
| 04/15/2004 | US20040069351 Low deviation pressure relief valve for fuel pumps |
| 04/15/2004 | US20040069350 Vacuum demand flow valve |
| 04/15/2004 | DE20219085U1 Component for installation into a sanitary water pipe comprises a housing which has a double-walled structure bounding a space between the wall elements |
| 04/15/2004 | DE10254711B3 Pressure valve with hydraulic injection adjustment function for fuel injection systems for IC engines has shutoff bores in valve body and valve cylinder, connected when valve is closed |
| 04/15/2004 | DE10246618A1 Fuel injector has control valve with piezo unit and actuator with a hydraulic converter and piston with spring supported plunger |
| 04/15/2004 | DE10196807T5 Legerohr zum Verteilen und Speichern von Flüssigkeit Laying pipe for distributing and storing liquid |
| 04/14/2004 | EP1407820A1 flap septum |
| 04/14/2004 | EP1407177A1 Reciprocating piston pump adjustable inlet ball travel |
| 04/14/2004 | CN2611707Y Energy saving and knocking-proof check valve |
| 04/14/2004 | CN2611706Y Two-in-one check type swing valve |
| 04/14/2004 | CN1488874A Leakage-free non-return valve |
| 04/13/2004 | US6719003 Charge valve for an air conditioning system |
| 04/08/2004 | WO2004005775B1 Faucets with built-in pre-selector of temperature |
| 04/08/2004 | US20040065370 Check valve |
| 04/08/2004 | US20040065365 Fluid control apparatus |
| 04/08/2004 | DE19953153B4 Spiralkompressor Scroll compressor |
| 04/08/2004 | DE10233270A1 Branch of two-channel tube for water supply line has flow director on end of dividing wall facing supply line |
| 04/07/2004 | EP1406038A2 Unidirectional valves and methods for their use |
| 04/07/2004 | EP1404971A2 Double acting simplex plunger pump with bi-directional valves |
| 04/07/2004 | EP1404208A1 Dishwasher comprising spraying arms and a circulating pump |
| 04/07/2004 | EP1404202A1 Apparatus for preparing a beverage suitable for consumption, such as coffee |
| 04/07/2004 | EP0941436A4 Method and sealing valve unit for controlling fluid flow through a passage |
| 04/07/2004 | CN2610184Y Non-return valve |
| 04/07/2004 | CN1487226A Opening needle |
| 04/06/2004 | US6715744 Air spring shock absorber module with internal load-based damping adjustment |
| 04/01/2004 | WO2004027301A1 Safety valve |
| 04/01/2004 | WO2004027300A1 Valves and methods for manufacturing the valves |
| 04/01/2004 | WO2003100303A3 Flow measurement and control system for positive displacement pumps |
| 04/01/2004 | US20040062660 Variable displacement type swash plate clutch-less compressor |
| 04/01/2004 | US20040060888 Baby feeding device |
| 04/01/2004 | US20040060704 Flapper closure mechanism |
| 04/01/2004 | US20040060601 Valve for a fuel delivery unit |
| 04/01/2004 | US20040060599 Connector equipped with a valve |
| 04/01/2004 | US20040060598 Vacuum demand flow valve |
| 04/01/2004 | US20040060593 Check valve |
| 04/01/2004 | DE202004001540U1 Düsenrückschlagventil Nozzle Check Valve |
| 04/01/2004 | DE202004001148U1 Outlet valve for airbed has funnel shaped housing with base having air holes and nozzle with multiple air flow control flaps |
| 04/01/2004 | DE10339556A1 Valve component for pre-sprung check valve has cross sectional reduction downstream of spherical form sealing face and this changes continuously into equator of valve component |
| 04/01/2004 | DE10339552A1 Pre-sprung check valve has bridge providing axial guiding of valve component and in region of end bearing has crown-shaped impact face enveloped by cup shape of annular end face of end bearing |
| 04/01/2004 | DE10243507A1 Druckregelventil und Verfahren zur Herstellung eines Druckregelventils Pressure control valve and method for manufacturing a pressure control valve |
| 04/01/2004 | DE10243291A1 Valve, in particular, for the oil circuit of an internal combustion engine comprises a valve plate with a sieve element nonreleasably joined to it |
| 03/31/2004 | EP1402210A1 Respirator valve |
| 03/31/2004 | CN2608788Y Multifunctional waterpower control valve |
| 03/31/2004 | CN2608787Y Non-return device |
| 03/31/2004 | CN1143960C Discharge valve installation for linear compressor |
| 03/31/2004 | CN1143958C Inflating valve connector |
| 03/30/2004 | US6712334 Exhaust valve for a bag |
| 03/30/2004 | US6712095 Vacuum demand valve |
| 03/30/2004 | US6712088 Pilot-type channel valves providing counter-flow prevention |
| 03/25/2004 | WO2004025154A2 Combination inflation and relief valve |
| 03/25/2004 | US20040056226 Pressure control valve and method for making a pressure control valve |
| 03/25/2004 | US20040055647 Valve-leaf protective structurs for pressure for regulator of air tank used in diving |
| 03/25/2004 | US20040055640 Valves and methods for manufacturing the valves |
| 03/25/2004 | DE10326291A1 Check valve for hydraulic pressure pump, has balls disposed between valve body and helical spring, and acts as transmission unit to transmit urging force to valve body based on state of check valve |
| 03/25/2004 | DE10242168A1 Drain for ship's cabin floor or hold has a float operated non return valve to shut the valve under back flow and with a siphon seal to prevent back flow of smells |
| 03/25/2004 | CA2498700A1 Combination inflation and relief valve |
| 03/24/2004 | EP1400690A2 Non-return valves for vacuum pumps |
| 03/24/2004 | EP1399687A2 Vacuum actuated valve |
| 03/24/2004 | EP1399222A1 Respirator valve |
| 03/24/2004 | EP1399210A2 Flow regulator for aerosol drug delivery device and methods |
| 03/24/2004 | EP1399106A1 Vacuum actuated flow valve |
| 03/24/2004 | CN2607495Y One-way valve for refrigerating system |
| 03/23/2004 | US6709604 Parylene micro check valve and fabrication method thereof |
| 03/23/2004 | US6708950 Bite valve |