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)
10/2008
10/23/2008WO2008125131A1 Valve device
10/23/2008WO2008042994A3 Inflation stem with blow-off valve to prevent overinflation
10/23/2008US20080257426 Integral hinge
10/23/2008US20080257425 Valve for dive mask
10/23/2008DE112006003102T5 Hydraulikspanner mit einem bandartigen Rückschlagventil Hydraulic tensioner with a band-type check valve
10/23/2008DE102007017283A1 Vorrichtung zum Sperren eines Fluiddurchtritts durch ein rohrförmiges Teil mittels eines Rückschlagventils, insbesondere in einem Hausgerät A device for blocking a fluid passageway through a tubular part by means of a check valve, in particular in a household appliance
10/22/2008EP1982100A1 High-pressure pump for feeding fuel to an internal combustion engine
10/22/2008EP1904773A4 Expulsion valve assembly
10/22/2008EP1519871B8 Gas valve
10/22/2008CN201137730Y Dual-purpose air valve
10/22/2008CN201137729Y Multilevel amortization total distance guiding check-valve damping oil cylinder
10/22/2008CN201137728Y Air pumping valve
10/22/2008CN201137727Y Return air check-valve
10/22/2008CN201137726Y Smoke discharging sluice and air vent modified panel pivot structure
10/22/2008CN201137725Y Air permeable valve
10/22/2008CN201137724Y Gas generating furnace water power check valve
10/22/2008CN101290072A Unidirectional stop valve
10/22/2008CN101290071A Plate valve for tensioining systems for traction means
10/21/2008US7438131 Expandable injector pipe
10/21/2008US7438090 Booster valve
10/21/2008US7438081 Valve for an inflatable and method of use
10/16/2008WO2008122521A1 Valve and injection system for an internal combustion engine comprising a valve
10/16/2008WO2008100758A3 Valve assembly and system
10/16/2008US20080253698 Deaeration Valve and Compression Bag Equipped Therewith
10/16/2008US20080251142 Miniflow valve
10/16/2008US20080251141 Backflow prevention for high pressure gradient systems
10/16/2008US20080251135 Valve for Control of High Pressure Air Pressure Air Pulse
10/16/2008US20080251133 Pumping valve with a safety leaking device
10/16/2008US20080251132 Flexible inflatable purge block for high purity welds
10/16/2008DE202007007859U1 Ölfilter mit mindestens einem Ventil Oil filter with at least one valve
10/16/2008DE102007016898A1 Valve e.g. check valve, for e.g. high-pressure pump in fuel supply system of motor vehicle, has valve body locking sealing seat, spring device pretensioning valve body against sealing seat, and spring washer formed by two concentric rings
10/15/2008EP1980291A1 Water passage control device and medical infusion circuit using the same
10/15/2008CN201133501Y Vacuum freshness retaining box one way valve
10/15/2008CN201133500Y Heavy pressure descaling system one way valve
10/15/2008CN201133495Y Three-way stop ball valve core
10/15/2008CN101287939A 流体流量控制器 Fluid flow controller
10/15/2008CN100425893C Check valve
10/15/2008CN100425831C Compressor improvements
10/14/2008US7435236 Pressure actuated valve with improved biasing member
10/14/2008US7434596 Non-return valve for a pump
10/14/2008US7434594 Inflation/deflation valve for cargo dunnage
10/14/2008US7434593 Double check valve assembly
10/14/2008CA2351443C Valved connector with closure operated by axial movement of the valve
10/09/2008WO2008121605A2 Improvements to fuel shut-off valve assemblies and methods of making and assembling the same
10/09/2008WO2008121408A1 Quick change check valve system
10/09/2008WO2008120349A1 Check valve
10/09/2008WO2008119621A1 Plate valve embodied as a check valve for a hydraulic system
10/09/2008WO2008100360A3 Chuck for tire inflation valve
10/09/2008US20080249503 Methods and devices for lung treatment
10/09/2008DE102007043551A1 Valve assembly, has hydraulic connection made between pressurizing medium channels over return valve depending on position of valve closing member, where return valve is made of flexible deformable material
10/09/2008DE102007016010A1 Plattenventil, ausgebildet als ein Rückschlagventil für ein Hydrauliksystem A plate valve, constructed as a check valve for a hydraulic system
10/08/2008EP1704352A4 Pressure relief device with increased flow rate
10/08/2008CN201129541Y Non-return and cut-off integrated valve
10/08/2008CN201129510Y Vacuum anti-corrosive tapping valve
10/08/2008CN201129509Y One-way back pressure oil compensating valve
10/08/2008CN201129508Y Coolant one-way valve and coolant explosion prevention tank thereof
10/08/2008CN201129507Y One-way seal valve
10/08/2008CN201129506Y Back valve
10/08/2008CN101280857A Balance pressure water compensating valve
10/08/2008CN100424348C Head pressure relief assembly
10/07/2008US7431048 Backflow preventer
10/07/2008US7431047 Device for underpressure-activated dispensing of fluids
10/02/2008WO2008076702A3 Oiler pump
10/02/2008WO2008047252A3 Manual gas inflator
10/02/2008WO2007146083A3 Backflow preventer valve
10/02/2008US20080240952 High-Pressure Pump, in Particular for a Fuel Injection System of an Internal Combustion Engine
10/02/2008US20080237524 Valve for anti-lock brake system
10/02/2008US20080237514 Flow Control Valve and Cylinder Apparatus Having the Same
10/02/2008US20080236685 Device for avoiding errors in delivering fluid to a container
10/02/2008US20080236681 Flap Valve
10/02/2008US20080236680 Passive valve for attenuation of low frequency noise
10/02/2008US20080236675 Air valve connecting device for connecting different valves
10/02/2008US20080236671 Quick change check valve system
10/02/2008US20080236587 First Stage Pressure Reducing Valve Having A Tubular Plug, Particularly For Regulators Of Scuba Breathing Apparatus
10/02/2008DE102008006286A1 Ventildüse Valve nozzle
10/01/2008EP1975482A1 Check valve for a compressor
10/01/2008EP1975481A2 Relief valve for heavy equipment
10/01/2008EP1974110A2 Full opening and reclosable explosion vent apparatus
10/01/2008CN201126047Y Gasification bidirectional non-return valve
10/01/2008CN201123635Y Package packing tableware box
10/01/2008CN101275681A Automatic suction and pressure valve
10/01/2008CN101275555A Hollow structure valve core for reciprocating pump in-out one-way valve set
10/01/2008CN101275548A Check valve for a compressor
10/01/2008CN100422611C Unloading one-way valve of air compressor
10/01/2008CN100422610C Valve
09/2008
09/30/2008US7428914 Flow control valve
09/30/2008CA2502916C A safety valve
09/28/2008CA2626373A1 Dual threaded gas valve adapted for its connection to a barbecue
09/25/2008WO2006134264A8 Pressure relief device
09/25/2008US20080230733 Automatic suction and pressure valve
09/25/2008DE102007012967A1 Piston sliding valve i.e. cartridge valve, for use in camshaft adjuster, has non-return valve i.e. ball seat valve, arranged in sleeve of hydraulic part, where flow opening is oriented in sleeve with non-return valve in blocking direction
09/24/2008EP1972840A1 Self-actuated intake and pressure valve
09/24/2008EP1972839A2 Return valve
09/24/2008EP1972785A1 Check valve for a vacuum pump
09/24/2008EP1972472A1 Valve assembly for the air conditioning system of a vehicle
09/24/2008CN201121742Y Compressed natural gas filling port for vehicles
09/24/2008CN201121741Y Current limiting one-way valve
09/24/2008CN101272960A Flexible valves
09/23/2008US7426979 Exhaust gas control valve
09/18/2008WO2008110981A1 Inflation valve
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