| Patents for F16K 15 - Check valves (18,131) |
|---|
| 01/31/2008 | WO2008013325A1 Opening/closing device for tank |
| 01/31/2008 | WO2008012272A1 Liquid container |
| 01/31/2008 | WO2008011814A1 A sealing structure of a conic valve |
| 01/31/2008 | US20080027343 Methods and Devices for Lung Treatment |
| 01/31/2008 | US20080025857 Piston Pump With Improved Pressure Build-Up Dynamics |
| 01/31/2008 | US20080023190 Tubular flapper valves |
| 01/31/2008 | US20080023081 Strainer and anti-backflow device for compressors |
| 01/31/2008 | US20080023080 Check valve stop assembly and method of retention |
| 01/31/2008 | US20080023079 Valve for Use in a Fuel Line of a Motor Vehicle |
| 01/31/2008 | DE102007007054A1 Control system for hydraulic unit, has pressure regulating valve engaged in pipeline to releasing pressure chamber, and pressure compensating valve engaged in another pipeline to locking pressure chamber |
| 01/31/2008 | DE102006034864A1 Control system for e.g. locking pin, has locking and unlocking type pressure chambers connected to main conduit, where pressure control valve is attached to unlocking type chamber to avoid reverse flow of fluid from unblocking type chamber |
| 01/31/2008 | DE102006034114A1 Rücklaufleitungsverbindungseinrichtung Return line connecting device |
| 01/30/2008 | CN201014059Y Anti-smoke-return seal interface of cooking fume exhauster oil smoke exhausting pipe |
| 01/30/2008 | CN201013982Y Gasoline vehicle self gas precharge valve |
| 01/30/2008 | CN201013981Y Aerating device for bathing article |
| 01/30/2008 | CN201013980Y Plastics integral rubber flat-head thread-sealing bidirectional air sealed type inside valve |
| 01/30/2008 | CN201013979Y Beak type valve core one-way valve |
| 01/30/2008 | CN201013978Y 止回阀 Check |
| 01/30/2008 | CN201013977Y Check valve |
| 01/30/2008 | CN201013976Y Double-shaft wind pipe non-return valve |
| 01/30/2008 | CN201013975Y Non-return valve device for drinking water channel |
| 01/30/2008 | CN201013974Y Central air-conditioning one-way valve |
| 01/30/2008 | CN201013973Y Safety antitheft water saver |
| 01/30/2008 | CN201013972Y Water proof refluxing one-way valve for jet massage bath |
| 01/30/2008 | CN100365336C Fluid control valve |
| 01/26/2008 | CA2554146A1 Improved valve assembly |
| 01/24/2008 | WO2008011240A2 Magnetic check valve |
| 01/24/2008 | US20080020136 Device Having Seal Coatings for Receiving and Discharging Fluid |
| 01/24/2008 | US20080018101 Return line connector |
| 01/24/2008 | US20080018100 Fluid Flow Connector |
| 01/24/2008 | US20080017256 Magnetic check valve |
| 01/24/2008 | DE102007031652A1 Pressure relief valve has flexible elastomer membrane fixed to base of valve plate which has characteristics of spring membrane |
| 01/23/2008 | EP1880132A1 Firing valve |
| 01/23/2008 | EP1636488B1 Check valve, especially for a high pressure pump of a fuel injection device for an internal combustion engine |
| 01/23/2008 | CN101109465A General explosion-proof safe air valve for automobile tyre |
| 01/23/2008 | CN101109464A General explosion-prevention pressure-limit air valve for automobile tyre |
| 01/23/2008 | CN101109463A General explosion-proof pressure-limit air valve for automobile tyre |
| 01/23/2008 | CN101109462A General explosion-prevention safe air valve for automobile tyre |
| 01/23/2008 | CN101109461A General explosion-proof air valve for automobile tyre |
| 01/23/2008 | CN101109460A General anti-explosion air valve for automobile tyre |
| 01/23/2008 | CN100363664C Reed valve assembly |
| 01/22/2008 | US7320272 Hydraulic system |
| 01/22/2008 | CA2461330C Valve assembly |
| 01/17/2008 | US20080011373 Sanitary check valve |
| 01/17/2008 | US20080011362 Flow controller |
| 01/17/2008 | US20080011356 Air Core Filling System |
| 01/16/2008 | EP1878957A1 Valve mechanism for a thermo hydraulic system, particularly for high pressures |
| 01/16/2008 | EP1876962A2 Apparatus and methods for sealing a puncture in tissue |
| 01/16/2008 | CN201006510Y Anti-sticking supporting device applied to non-gaseous coating apparatus one-way valve |
| 01/16/2008 | CN101107445A Reciprocating pump |
| 01/16/2008 | CN101105237A Leaf valve |
| 01/16/2008 | CN101105229A 流量控制器 Flow Controllers |
| 01/16/2008 | CN100362237C Discharge valve for compressor |
| 01/15/2008 | US7318592 Motorcycle steering damper |
| 01/15/2008 | US7318451 Flapper valves with spring tabs |
| 01/15/2008 | CA2302714C Backflow valve |
| 01/10/2008 | WO2008003279A2 Vacuum pump, injection mold for said pump housing, method for the production of the pump housing, and method for the production of a pump housing comprising two seals produced in one operation |
| 01/10/2008 | WO2006081146A3 Apparatus providing improvement in the longevity of reed valves |
| 01/10/2008 | DE112006000486T5 Druckentlastungsventil Pressure relief valve |
| 01/09/2008 | EP1876355A1 High-pressure pump for feeding fuel to an internal combustion engine |
| 01/09/2008 | EP1875142A1 Transcritical refrigeration with pressure addition relief valve |
| 01/09/2008 | EP1875113A1 Tubular flapper valves |
| 01/09/2008 | CN201003637Y Double insurance air tap |
| 01/09/2008 | CN201003636Y Drum-type double-control water tap |
| 01/09/2008 | CN201001912Y Medical simple one-way valve |
| 01/09/2008 | CN101102861A A check valve with a spiral coil seal |
| 01/09/2008 | CN100360846C Reciprocating piston pump adjustable inlet ball travel |
| 01/09/2008 | CN100360799C Double acting simplex plunger with bi-directional valves |
| 01/08/2008 | US7316240 Exhaust system and mini-exhaust static pressure controlling apparatus thereof |
| 01/08/2008 | CA2450304C Check valve floor drain |
| 01/08/2008 | CA2351575C Pouch reservoir valve |
| 01/03/2008 | WO2008001832A1 Solenoid valve and air pressure type massage device |
| 01/03/2008 | WO2008001666A1 Reed valve |
| 01/03/2008 | WO2008000829A1 Supplementary air valve |
| 01/03/2008 | US20080001114 Air valve operator |
| 01/03/2008 | DE202007012680U1 Rückschlagventil, insbesondere für medizinische Anwendungen Non-return valve, in particular for medical applications |
| 01/03/2008 | DE202007008483U1 Funktionselement zum Betätigen eines Ventils Function element for actuating a valve |
| 01/02/2008 | EP1872036A2 Improvements in valves and pumps |
| 01/02/2008 | CN200999893Y Pressure holding valve |
| 01/02/2008 | CN200999891Y Air-valve of tyre |
| 01/02/2008 | CN200999890Y Ambient pressure boiler backwater buffering valve |
| 01/02/2008 | CN200999889Y Fluoroplastic full-lining non-return valve special for chlor-alkali |
| 01/02/2008 | CN101097027A Process for manufacturing totally separating type anti-soil draining equipment |
| 01/02/2008 | CN101097026A Anti-soil separating technology of draining equipment |
| 01/02/2008 | CN101097025A Double diaphragm applied force balancing technique of anti-soil draining equipment |
| 01/02/2008 | CN101097024A Process for manufacturing precise induction totally separating type anti-soil draining equipment |
| 01/02/2008 | CN101097023A Process for manufacturing switchable low resistance force counter flow stop device drainage arrangement |
| 01/02/2008 | CN101097022A Technology for reducing back-flow velocity of through-flow type waterproof pump controlling valve |
| 01/02/2008 | CN101097021A Technology for reducing flow passage resistance force of waterproof pump controlling valve |
| 01/02/2008 | CN101097020A Anti-soil flow stopping technology of anti-soil draining equipment |
| 01/02/2008 | CN101097019A Process for manufacturing anti-soil draining equipment with non-return device |
| 01/02/2008 | CN101097018A Process for manufacturing non-return valve with anti-soil draining equipment |
| 01/02/2008 | CN101097017A Auto-induction opening water discharge technology of non-return valve |
| 01/02/2008 | CN101097016A Technology for combining throttle valve with non-return valve |
| 01/02/2008 | CN101097015A Process for manufacturing throttle non-return valve |
| 01/02/2008 | CN100359230C Composite dual-supporting double-speed multifunctional valve |
| 01/02/2008 | CN100359229C Check valve |
| 01/02/2008 | CN100359228C Flow circuit switch device |
| 12/27/2007 | US20070295411 Pump valve retainer |
| 12/26/2007 | EP1870620A1 On-off valve device for fluid |