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)
12/2010
12/09/2010DE102009024026A1 Steuerventil zum Steuern von Druckmittelströmen mit integriertem Rückschlagventil Control valve for controlling pressure medium flows with integrated check valve
12/08/2010EP2257342A1 An inflatable unit
12/08/2010CN201666395U Air tap structure
12/08/2010CN201666394U Shaft end type hydraulic control one-way valve
12/08/2010CN201666393U Double-pole one-way valve device
12/08/2010CN1906437B Pressure relief device for discharging pressing fluid from casing and system for increasing the flow rate through the pressure relief device
12/08/2010CN1649646B Portable oxygen concentration system
12/08/2010CN101909688A Valve body, process for producing valve body, and medical instrument
12/08/2010CN101907187A Positioning device of valve disk rotating shaft of check valve of pipeline fan
12/08/2010CN101501376B Low force anti sticking throttle valve
12/07/2010US7845582 Spray gun reservoir with oversize, fast-fill opening
12/02/2010US20100304263 Valve having valve element displaced by at least one of a movement of a diaphragm and a movement of an actuator, and fuel cell using the valve
12/02/2010US20100300556 Check valve, in particular for medical applications
12/02/2010US20100300554 Valve
12/01/2010EP2256385A2 One-Way valve of variable capacity compressor for vehicle
12/01/2010EP2255112A1 Minimum pressure valve
12/01/2010EP1912728B1 Mixing eductor and method
12/01/2010CN201663054U One-way exhaust valve of super capacitor
12/01/2010CN201661735U Wafer check valve
12/01/2010CN201661734U Check valve
12/01/2010CN201661733U Check valve
12/01/2010CN201661726U Two-way non-clogging check valve
12/01/2010CN201661708U Check valve of meter connector
12/01/2010CN101900222A Check valve startup device
12/01/2010CN101900217A Valve arrangement
12/01/2010CN101900209A Shutoff check fluid valve
11/2010
11/30/2010US7841482 Fluid flow connector
11/30/2010US7841359 Check valve
11/25/2010WO2010114219A3 Water flow control valve for a rim side water supply pipe of a toilet fill valve
11/25/2010WO2010095897A3 Check valve for water hammering prevention
11/25/2010WO2008015304A3 Retention valve
11/25/2010US20100294382 Check device and check valve having the check device therein
11/25/2010US20100294376 Two-way actuator and method
11/25/2010DE10336034B4 Rückstausicherung, insbesondere für eine Abwasserleitung Backflow protection, especially for a sewer line
11/24/2010EP2253352A1 Passive fluid flow regulator
11/24/2010EP2252817A1 Gas flow monitor
11/24/2010EP2252816A1 Maximum pressure hydraulic valve
11/24/2010EP1896699B1 Control valve for a device for variably adjusting the valve timing for gas exchange valves in an internal combustion engine
11/24/2010CN201651485U Oil drain valve and oil filling and draining tool
11/24/2010CN201651479U Floating ball one-way valve for water tank
11/24/2010CN201651455U Tire explosion-proof valve cock
11/24/2010CN201651454U Hinge-free magnetic one-way valve for liquid and solid with free-flowing property
11/24/2010CN201651453U Check valve
11/24/2010CN201651452U Two-stage check valve
11/24/2010CN201651451U Large-grain cone-shaped ore pulp check valve
11/24/2010CN201651450U Water feed non-return valve
11/24/2010CN201651449U Noise abatement check-valve for clamp connection
11/24/2010CN201651448U Combined vibration-damping type valve seat of unidirectional ball valve
11/24/2010CN201651447U Multifunctional water meter joint valve
11/24/2010CN201651446U Dewatering check valve
11/24/2010CN201651445U Antiseize omniseal shared flue check valve
11/24/2010CN201651444U Low-pressure gas vertical lifting check valve
11/24/2010CN201651443U Double non-return backflow preventer
11/24/2010CN201651442U Flow valve for cleaning machine
11/24/2010CN201651441U Internal pressure sealing high-pressure straight-through type check valve
11/24/2010CN201651440U Bypass check valve
11/24/2010CN201651439U High-frequency pneumatic one-way valve
11/24/2010CN201651438U Three-way bidirectional check valve
11/24/2010CN201651437U Sealing rotating starting type check valve
11/24/2010CN201651434U Antifouling block valve
11/24/2010CN201651433U Isolating valve
11/24/2010CN201651423U Multifunctional water pump valve
11/24/2010CN201650709U Hydraulic control valve
11/24/2010CN201646610U Automatic protection device of dump truck hydraulic pipeline
11/24/2010CN201643682U Inflatable sealing part
11/24/2010CN201641591U Electric pressure cooker pressure-limiting valve
11/24/2010CN101896751A Fuel line check valve
11/24/2010CN101896135A Improved check valve for fluid injector
11/24/2010CN101893119A Pressure-stabilizing constant flow check valve
11/24/2010CN101893118A Method for processing liquid or freerunning solid hingless magnetic check valve
11/23/2010US7837661 Device for providing anti-reflux in a body fluid collection and/or sampling system, and method of manufacturing such a device
11/23/2010US7836694 Air bearing turbo cooling air flow regulating device
11/23/2010CA2603735C Fluid on-off valve device
11/23/2010CA2557018C Spring actuated check valve
11/18/2010WO2010131282A2 Fume-discharge device for boilers
11/18/2010WO2010130724A1 Explosion protection valve for interrupting a fluid flow in a pipeline
11/18/2010WO2010130502A1 Valve unit for a high-pressure piston fuel pump and pump comprising this valve unit
11/18/2010WO2010114218A3 Backflow prevention apparatus for a toilet fill valve
11/18/2010US20100290931 Hand-actuated pump
11/18/2010US20100288384 Hydraulic control valve having integrated check valve
11/18/2010DE202010012026U1 Rückschlagventil für Tauchmotoren Check Valve for submersible motors
11/18/2010DE102009018930A1 Rückschlagventil Check valve
11/17/2010EP2251060A1 Valve body, process for producing valve body, and medical instrument
11/17/2010EP2250410A2 Dual seating quick connect valve
11/17/2010EP2250063A1 Ventilator arrangement for gravitational fluid discharge via high and low pressure phase
11/17/2010EP1545912B1 Air flow control apparatus
11/17/2010CN201636948U Non-return sealing structure used for oil-fume extractor
11/17/2010CN201636411U Vacuum extraction valve
11/17/2010CN201636410U Drip-proof magnetic check valve
11/17/2010CN201636397U Large-flow check valve
11/17/2010CN201636396U Self-closing type wear-free ball check valve
11/17/2010CN201636395U Straight-through check valve
11/17/2010CN201636394U Built-in one-way valve of valve or pipeline
11/17/2010CN201636393U Differential pressure integral type micro-flow metering compensation valve
11/17/2010CN201636358U Gate-valve check combination valve
11/17/2010CN201635888U Oil injection device check valve
11/17/2010CN201631432U Quick inflation/deflation inflatable protective device
11/17/2010CN101889163A Elastomeric valve
11/17/2010CN101886711A Check valve damping control device
11/16/2010US7832431 Valves and pumps
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