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)
08/2010
08/11/2010CN201547342U Bivalve check valve
08/11/2010CN201547341U Wind check valve
08/11/2010CN201547340U Convex lug wafer check valve
08/11/2010CN201547339U Check valve with improved valve plate
08/11/2010CN201547338U Bivalve butterfly check valve
08/11/2010CN201547337U Novel residue discharge check valve
08/11/2010CN201547336U Check valve
08/11/2010CN201547335U Spigot-and-socket check valve
08/11/2010CN201547334U One-way vacuum bleeder valve structure
08/11/2010CN201547333U Check mechanism for improving check valve
08/11/2010CN201547332U Check valve
08/11/2010CN201547331U Check valve structure
08/11/2010CN201547046U Pilot operated one-way valve
08/11/2010CN201546943U Valve plate combined structure of compressor
08/11/2010CN101801607A Method and system for processing a sheet of material
08/11/2010CN101799085A Floating ball valve for preventing counter-current of sewage
08/11/2010CN101608703B Anti-fire check valve
08/11/2010CN101363551B Caulking structure and check valve
08/11/2010CN101334022B Reciprocating pump and check valve
08/11/2010CN101194121B A ball non-return valve
08/10/2010US7771176 Micropump and method for the production thereof
08/05/2010WO2010088107A1 One-way valve for flexible package, method of making the same and package including a one-way valve
08/05/2010WO2010085840A1 Pumps with extended surface valves and vent system
08/05/2010US20100192410 Shoe Having an Inflatable Bladder
08/05/2010CA2750897A1 One-way valve for flexible package, method of making the same and package including a one-way valve
08/04/2010EP2213328A1 Valve element and medical instrument
08/04/2010EP2213327A1 Valve element and medical instrument
08/04/2010CN201539891U Energy-saving device for increasing thermal efficiency of gas stove
08/04/2010CN201539609U Exhaust check valve
08/04/2010CN201539608U Vortex assisting one-way valve
08/04/2010CN201539607U Air pipe check valve
08/04/2010CN201539606U Ore slurry check valve
08/04/2010CN201539605U Unidirectional valve chip
08/04/2010CN101796336A Valve component
08/04/2010CN101796335A Combination relief valve and injection fitting
08/04/2010CN101796300A Liquid paint pumping apparatus
08/04/2010CN101793416A Non-return sealing structure for range hood
08/04/2010CN101793046A Reservoir and application mode thereof, vacuum thermal insulation board and check valve
08/04/2010CN101315131B Special inflating valve for French air faucet
08/04/2010CN101315130B Design method and device of check valve
08/04/2010CN101307785B Ultra-high hydraulic lifting valve group for double-acting hydraulic oil cylinder
08/04/2010CN101184945B Tubular flapper valves
08/03/2010US7766858 Portable hand-operable device for applying pneumatic pressure pulses to an ear canal
08/03/2010US7766262 Irrigation systems including flush valves, and methods for flushing debris from irrigation systems
08/03/2010US7766044 Two-way damper
08/03/2010US7766036 Discharge valve and valve assembly of reciprocating compressor having the same
08/03/2010US7766035 Fluid jet for providing fluid under pressure to a desired location
08/03/2010US7766034 Pressure control valve
08/03/2010US7766028 Pressure regulator
07/2010
07/29/2010WO2010057701A3 Ball valve for high pressure pumps
07/29/2010DE102009006215A1 Vorrichtung zur Aufnahme eines pneumatischen Ventils A device for receiving a pneumatic valve
07/28/2010EP2210833A2 Device for conveying objects on an aircushion
07/28/2010EP2209656A1 A pressure relief valve
07/28/2010CN201535376U Fireproof check valve
07/28/2010CN201535375U 一种单向阀 A one-way valve
07/28/2010CN201535215U Air valve of an oil tank
07/28/2010CN1877174B Valve core and valve arrangement
07/28/2010CN1807947B Non-return valve
07/27/2010US7762796 Pump valve with controlled stroke
07/27/2010US7762336 Flapper latch
07/27/2010US7762276 Check valve
07/27/2010CA2401331C Methods and devices for use in performing pulmonary procedures
07/22/2010US20100183452 Adaptor for an air compressor and an air compressor
07/22/2010US20100183248 Check valve and compression bag and air cushion bag equipped therewith
07/22/2010US20100181517 Helical Fluid Flow Conduit
07/22/2010US20100181516 Valve apparatus for regulating a heat exchange liquid
07/22/2010US20100180971 Apertured flow control element and housing structure therefor
07/22/2010US20100180957 Floor Pump
07/22/2010DE202009013771U1 System- oder Rohrtrenner in Modulbauweise als Patrone System or backflow preventer in modular design as a cartridge
07/22/2010DE102008006319B4 Pumpenkopf Pump head
07/21/2010EP2207960A1 Plastic element, piston pump, and assembly method
07/21/2010CN201531659U Valve assembly and air inflation gun
07/21/2010CN201531658U Air valve structure of food tank
07/21/2010CN201531657U Water flow check valve
07/21/2010CN201531656U Spring type fireproof check valve
07/21/2010CN201531655U Improved structure of vane type fluid check valve
07/21/2010CN201531654U Lift check valve
07/21/2010CN201531653U Ore pulp check valve
07/21/2010CN201531618U Water inlet valve
07/21/2010CN101783232A Check valve
07/21/2010CN101782157A Check valve and air conditioner having the same
07/20/2010US7757711 Flow controller
07/20/2010US7757704 Coupling assembly with a core unit therein
07/15/2010WO2010080161A1 Robust shuttle valve and applications thereof
07/15/2010WO2010057690A3 Vacuum pump
07/15/2010US20100176152 Duckbill flip cap fitment for a collapsible container
07/15/2010DE10152647B4 Ablassventil Drain valve
07/14/2010EP2206687A1 Device for aerating/ventilating liquids
07/14/2010CN201526716U Dredging device for check valve
07/14/2010CN201526715U Full automatic complete check valve for public flue
07/14/2010CN201526714U Flap valve of waste steel counter weight type buoyant box
07/14/2010CN201526713U Exhaust type buoyancy tank flap valve
07/14/2010CN201526712U Flap valve of concrete balance weight type buoyant box
07/14/2010CN201526711U Reversible one-way valve
07/14/2010CN101776168A Shuttle-type high-temperature and high-pressure welding check valve
07/14/2010CN101776167A Check valve
07/14/2010CN101776166A Methods, apparatus and/or systems relating to controlling flow through concentric passages
07/14/2010CN101776165A Waterproof hammer muting check valve with impeller type case
07/14/2010CN101776163A Sulfur hexafluoride gas controllable multi-pass ball valve group
07/14/2010CN101773887A Water-saving handheld shower head
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