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)
07/2010
07/13/2010US7753225 Valve assembly
07/13/2010US7753070 Insertable component which can be inserted into a gas or liquid line
07/08/2010US20100170922 Valve and Dispenser
07/08/2010US20100170841 Filter assembly, valve assembly, and water purifying system having the same
07/08/2010US20100170585 Ball Valve
07/08/2010US20100170581 Flow- and pressure-control valve
07/08/2010US20100170571 Valves
07/07/2010EP2204595A1 Methods, apparatus and/or systems relating to fuel delivery systems for industrial machinery
07/07/2010EP2204226A1 Device for securing a container/separator against backflow of liquids
07/07/2010CN201521688U Check valve
07/07/2010CN201521687U Magnetic force automatic check valve
07/07/2010CN201521686U Swing check valve
07/07/2010CN201521685U Fireproof check valve with guiding device
07/07/2010CN201521684U 止回阀 Check
07/07/2010CN201521666U Energy storage tank type pilot-controlled non-return butterfly valve
07/07/2010CN101770968A Inflation valve and chip box configured with same
07/07/2010CN101767075A Spray nozzle of sprayer
07/07/2010CN101767074A Spray nozzle of sprayer
07/07/2010CN101160485B On-off valve device for fluid
07/06/2010US7748404 Multi-purpose exhaust valve spring
07/06/2010US7748403 Pressure maintaining valve, tool, set and fuel injection system
07/01/2010WO2009156051A8 Pump
07/01/2010US20100167851 Hooded Valve and Valve Assembly for an Inflatable Object
07/01/2010US20100166610 Passive One-Way Valve and Microfluidic Device
07/01/2010US20100163452 Wafer container having the purging valve
07/01/2010US20100163122 Flow control valve
07/01/2010US20100163120 Methods, apparatus and/or systems relating to controlling flow through concentric passages
07/01/2010DE10353710B4 Ablassventilbaugruppe eines Kolbenverdichters Drain valve assembly of a reciprocating compressor
07/01/2010DE102009059226A1 Verfahren, Vorrichtungen und/oder Systeme in Bezug auf die Steuerung des Flusses durch konzentrische Kanäle Methods, devices and / or systems in terms of controlling the flow through concentric channels
06/2010
06/30/2010EP2200688A1 Pressure activated diaphragm valve with angled slit
06/30/2010CN201517648U Random recycling check valve
06/30/2010CN201517647U Inlet valve of water pump
06/30/2010CN201517646U Centrifugal check valve
06/30/2010CN201517645U Dual-purpose one-way valve
06/30/2010CN201517394U Anti-theft blocking-removing check valve of oil production well head
06/30/2010CN201517392U Inclined well water injection bottom valve device
06/30/2010CN101761675A Novel safety valve for water heater
06/30/2010CN101761674A Wheel valve
06/30/2010CN101761673A Duplex one-way fluid valve
06/30/2010CN101761672A Controlled one-way valve
06/29/2010US7744071 Safety relief valve having a low blow-down value and spring therefore
06/24/2010WO2010070496A1 Valved holding chamber and mask therefor
06/24/2010US20100160900 Multi-function Valve For Surgical Instrument
06/24/2010US20100158704 Compliant-seal check valve
06/24/2010US20100154902 Hydraulic Shut-Off Valve with Surge Resistant Chamber
06/24/2010US20100154901 Faucet Structure
06/24/2010US20100154897 Valve device for an inflatable object
06/24/2010US20100154894 Hydraulic Unloading Valve
06/23/2010EP2199564A1 Fluid switching valve device, exhaust gas control valve comprising the same, and west gate valve
06/23/2010CN201514250U Gas theft-prevention leather diaphragm type gas meter
06/23/2010CN201513611U Novel built-in hinge structure for forging check valves
06/23/2010CN201513610U Novel check valve
06/23/2010CN201513609U Combined fire-resistant check valve
06/23/2010CN201513608U Copper double-control non-return magnetic valve
06/23/2010CN201513607U Balanced type steam extracting check valve
06/23/2010CN201513606U Backflow prevention joint
06/23/2010CN201513578U Stop, check and control valve
06/23/2010CN101749461A Screw-thread backflow prevention device being free from being equipped with external conduit
06/23/2010CN101749460A Dual-membrane micro-resistant ultrashort backflow preventer
06/23/2010CN101749459A Check valve
06/23/2010CN101749458A Combined damping type valve seat of one-way ball valve
06/23/2010CN101749248A Check valve used for air compressor
06/23/2010CN101749215A Discharge valve and valve assembly of reciprocating compressor having the same
06/23/2010CN101746562A High-pressure aerated air sealing body and air stopping valve thereof
06/23/2010CN101744424A One-way vent valve
06/23/2010CN101392852B Hemispherical multifunction valve body
06/23/2010CN101357705B Converse air-stopping valve and air sealing device equipped with the converse air-stopping valve
06/22/2010US7740023 Check valve assemblies and related methods
06/17/2010WO2010066022A1 Improved check valve
06/17/2010US20100150697 Fluid release valve
06/17/2010US20100147403 Pressure feedback shuttle valve
06/17/2010US20100147402 Connector Device
06/17/2010US20100147401 Sprinkler With Pressure Regulation
06/17/2010US20100147387 Central Tire Inflation Wheel Assembly and Valve
06/17/2010DE202009007444U1 Gegendruckfreies Schwimmer Rückschlagventil für flüssige und gasförmige Medien in seewasserbeständiger Ausführung Free float back pressure check valve for liquid and gaseous media in seawater-resistant design
06/17/2010DE102009052609A1 Rückschlagventil Check valve
06/17/2010DE102008060146A1 Rückschlagventil für eine hydraulische Servolenkung Check valve for a hydraulic power steering
06/17/2010DE102007053750B4 Luftverdichter mit verbessertem Ventilbauelement Air compressor with improved valve device
06/17/2010CA2741624A1 Improved check valve
06/16/2010EP2196405A1 Vacuum seal bag
06/16/2010CN201507695U Leakage-proof rubber air cock
06/16/2010CN201507694U Large-caliber integral high-pressure necking swing check valve adopting forging steel
06/16/2010CN201507119U One-way stop valve used for concrete jacking and pouring
06/16/2010CN1810317B Flow component for medical infusion/transfusion lines
06/16/2010CN101737535A Simple and durable mute check valve
06/16/2010CN101737534A Mute check valve
06/16/2010CN101737533A Water hammer-resistant mute check valve
06/16/2010CN101737512A Composite flow valve
06/16/2010CN101737317A Adjustable-core one-way valve for metering pump
06/16/2010CN101734145A Fuel tank connector and check valve
06/16/2010CN101734144A Fuel tank check valve
06/16/2010CN101324281B Novel reverse flow preventing device
06/15/2010US7735520 Tubular flapper valves
06/15/2010US7735241 Shoe having an inflatable bladder
06/10/2010WO2010065450A1 Fire hydrant check valve
06/10/2010WO2009110964A3 Dual seating quick connect valve
06/10/2010US20100140295 Valve assemblies for liquid containers
06/10/2010US20100139789 Relief valve with fluid outlet
06/10/2010US20100139787 Gas Overflow Safety Protector
06/10/2010US20100139786 Multi-Protection Valve
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