Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 15 - Check valves
Patents for F16K 15 - Check valves (18,131)
09/2005
09/15/2005WO2005085085A1 Closure for a container that holds a free-flowing product
09/15/2005WO2005085062A1 Fluid flow connector
09/15/2005WO2005084967A1 Wheel having temperature compensated and controlled pressure
09/15/2005WO2005084473A1 Ventilated leather shoe with heel
09/15/2005WO2005084106A2 Plug valve for liquefied gas containers
09/15/2005US20050201903 Microfluidic device for concentrating particles in a concentrating solution
09/15/2005US20050199845 Active pressure relief valves and methods of use
09/15/2005US20050199303 Valves and methods for manufacturing the valves
09/15/2005US20050199296 Valve adapter
09/15/2005US20050199291 Radial poppet-type check valve with closure assist feature
09/15/2005DE10038146B4 Verbessertes Ventil für Luftmatratzen Improved valve for air mattresses
09/15/2005CA2557577A1 Closure for a container that holds a free-flowing product
09/14/2005EP1574768A1 Inflatable object with means forming a valve for inflating/deflating
09/14/2005EP1574767A1 A check valve
09/14/2005EP1299149B1 Medium cracking pressure valve arrangement
09/14/2005CN2725662Y Automatic alarming air valve and automobile tyre containing said air valve
09/14/2005CN2725661Y New back valve
09/14/2005CN1668867A Reed valve assembly
09/14/2005CN1666685A Air renewal leather shoes
09/13/2005US6942422 Multi-chamber oil boom valve
09/09/2005WO2005083336A1 Fluid diode expansion device for heat pumps
09/09/2005WO2005082647A1 Pressure relief valve embedded in a molded rubber seal
09/09/2005WO2005026591A3 Fluid jet for providing fluid under pressure to a desired location
09/09/2005WO2004092624B1 Vacuum demand flow valve
09/08/2005US20050194048 Backpressure regulator
09/08/2005DE202005009728U1 Valve device for airbag inlet/outlet air flow controller has spring in contact with beaker end attached at other end to valve body to control inlet/outlet air flow, slot in side beaker wall for air flow from cylindrical opening to airbag
09/08/2005DE10311502B4 Einbauteil zum Einsetzen in eine Gas- oder Flüssigkeitsleitung Installation part for insertion in a gas or liquid line
09/08/2005DE102004007662A1 Druckregelventil für eine hydraulische Einrichtung und Verwendung des Druckregelventils Pressure control valve for a hydraulic setting up and using the pressure control valve
09/07/2005EP1570198A1 Backflow preventer
09/07/2005EP1570137A1 Sanitary fitting
09/07/2005CN2723787Y Filting double check valve
09/06/2005US6938641 Check valve
09/01/2005WO2005080842A1 Pressure control valve for a hydraulic device, and use of said pressure control valve
09/01/2005WO2005079964A1 Micromixer
09/01/2005WO2005013807A8 Seal positioning assembly
09/01/2005WO2005010363B1 Pump valve with controlled stroke
09/01/2005US20050190995 Evacuable valve, evacuable bag, and production process thereof
09/01/2005US20050189024 Non-return valve for vehicle ventilation
09/01/2005DE102004027825A1 High-pressure pump, especially for fuel injection device for internal combustion engine, has smallest throughflow cross-section region downstream of sealing surface when valve element in open position
09/01/2005DE10157702B4 Ventilbefestigungsstruktur eines Kolbenverdichters Valve mounting structure of a reciprocating compressor
08/2005
08/31/2005EP1568892A2 Flow control apparatus for construction heavy equipment
08/31/2005CN2721994Y Multifunctional transmitting hydraulic adjusting valve
08/31/2005CN1661242A Flow control apparatus for construction heavy equipment
08/30/2005US6936130 Valves and methods for manufacturing the valves
08/25/2005WO2005078273A1 High pressure pump, in particular for a fuel injection device in an internal combustion engine
08/25/2005WO2005055338A3 Fuel cell supply having fuel compatible materials
08/25/2005WO2004059198A8 Fluid control valve
08/25/2005US20050187524 Sealing valve assembly for medical products
08/25/2005US20050184075 One-piece soft spout valve assembly for a no-spill drinking cup
08/25/2005US20050183777 Valve, especially a damping valve for a vibration damper
08/25/2005US20050183571 Flow control apparatus for construction heavy equipment
08/25/2005US20050183439 Fluid diode expansion device for heat pumps
08/25/2005DE102004006632A1 Return valve in particular for use in food or pharmaceutical industry, comprising no depressions or projections at inner surfaces
08/24/2005CN2720218Y Improved structure of one-way valve of spraying machine
08/24/2005CN2720204Y Stopping non-return valve
08/24/2005CN1659401A Self-sealing one-piece vacuum fitting for bagging of composite materials
08/24/2005CN1657811A Gas injection valve for gas-tight bag
08/23/2005US6932585 Cylinder assembly of hermetic compressor
08/23/2005US6932241 Nozzle of fluid container and fluid container having the nozzle
08/23/2005US6932100 Flapper type fill tube check valve
08/18/2005WO2005075902A1 Actuating device for self cooling packaging
08/18/2005WO2005075867A1 Flow control valve and cylinder device with flow control valve
08/18/2005WO2005075863A1 Low pressure drop check valve
08/18/2005WO2005075862A1 Device for sealing an exhaust line pipe
08/18/2005US20050178446 Valve mechanism of the bladders of an air packing bag
08/18/2005US20050178445 Dual restrictor shut-off valve
08/18/2005US20050178437 Pressure relief valve embedded in a molded rubber seal
08/18/2005US20050178436 Inflation valve
08/18/2005US20050178435 Control valve
08/18/2005DE202005008935U1 Self locking inflation valve for e.g. inflatable dinghy, sealable by turning extension hose secured inside catch channel in valve casing
08/18/2005DE102004002078A1 Ventil Valve
08/18/2005CA2555310A1 Actuating device for self cooling packaging
08/17/2005EP1563212A1 Inflation valve
08/17/2005EP1563211A1 Check valve
08/17/2005EP1563187A1 Compressor
08/17/2005EP1562834A1 Check valve for vacuum packing bags
08/17/2005EP1562459A1 Inflatable device
08/17/2005EP1328746B1 Non-return valve with a ball-shaped valve body
08/17/2005CN2718351Y Non-return draw off valve for positive and negative pressure two-purpose air-conditioning cabinet
08/16/2005US6929238 Electric motor actuated stop and self-closing check valve
08/16/2005US6929029 Faucet for preventing cold water from flowing to hot water tube
08/16/2005US6929023 Back flow prevention device for pipelines conveying fluids
08/16/2005US6929020 Fluid pressure releasing system and method
08/16/2005CA2391842C A normally closed in-channel micro check valve
08/16/2005CA2237518C Voice prosthesis-cartridge assembly
08/11/2005WO2005072812A1 Stacked membrane for pressure actuated valve
08/11/2005WO2005056253B1 Shaving apparatus with pivot-actuated valve for delivery of shaving aid material
08/11/2005WO2004074721B1 Valve for winterizing a pool
08/11/2005WO2004033907A8 Suction valve for a small hermetic compressor
08/11/2005US20050175490 Check valve and pump including check valve
08/11/2005US20050173668 Self-sealing valve
08/11/2005US20050173000 Air valve for inflatable bladder
08/11/2005DE102004063065A1 Valve device for feeding liquid against gas counter-flow e.g. for automobile engine, with 3 successive pressure regions between liquid inlet and outlet communicationg via non-return valves and vent lines with controlled venting valves
08/11/2005DE102004004103A1 Zur Anordnung in einer Kraftstoff-Fördereinheit vorgesehenes Rückschlagventil For placement in a fuel delivery unit provided non-return valve
08/11/2005DE102004002843A1 Valve film arrangement with a microporous membrane, a perforated valve film and a closing film useful for packaging and containment of gaseous edible products
08/11/2005CA2781803A1 Pressure activated safety valve with high flow slit
08/11/2005CA2553331A1 Stacked membrane for pressure actuated valve
08/10/2005EP1562009A1 Actuating device for self cooling packaging
08/10/2005EP1561056A1 A safety valve
08/10/2005EP1561033A1 Suction valve for a small hermetic compressor
1 ... 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 ... 182