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)
07/2012
07/04/2012EP2470724A1 Hydraulic coupler with pin retention system for coupling an attachment to a work machine
07/04/2012CN202302451U 高纯度充氮设备气嘴连接器 High purity nitrogen gas nozzle connector device
07/04/2012CN202302135U 单向逆压阀门 One-way valve against pressure
07/04/2012CN202302134U 一种用于密闭系统保压的快速自封阀门 A closed system of rapid self-sealing valve packing
07/04/2012CN202302133U 压缩空气管路控制阀 Compressed air piping control valve
07/04/2012CN202302132U 一种单向阀 One-way valve
07/04/2012CN202302131U 一种简易单向阀 A simple one-way valve
07/04/2012CN202302130U 一种能承受液压冲击的新型管式单向阀 One kind can withstand the impact of the new tube hydraulic check valve
07/04/2012CN202302129U Check valve with flanges
07/04/2012CN202302128U 一种止回阀 One kind of check valves
07/04/2012CN202302127U 一种单呼阀 A single-call Valve
07/04/2012CN202302126U 风道止回阀 Duct valve
07/04/2012CN202302125U 复合肥生产线气管专用单向阀 Fertilizer production line pipe dedicated check valve
07/04/2012CN202302124U 高压旋启式止回阀 High Pressure Swing Check Valve
07/04/2012CN202302123U 一种高温止回阀 High temperature valve
07/04/2012CN202302122U 冷淋板制冷剂密封分离撤卸阀 Cold shower plate refrigerant sealed separation withdrawal dump valve
07/04/2012CN202302121U 串联式单向阀 Check valves in series
07/04/2012CN202302120U 一种小口径压力阀 A small-caliber pressure valve
07/04/2012CN202300625U 单向阀、汽车发动机冷却系统以及汽车 One-way valve, automotive engine cooling systems and automotive
07/04/2012CN202299331U 一种共用烟道防回风止回阀结构 One kind of common flue anti-air return valve structure
07/04/2012CN202295350U 一种台式粉末灌装机 Is a table powder filling machine
07/04/2012CN202293244U 一种注塑机abs料专用螺杆止逆阀 An injection machine special screw abs check valve
07/04/2012CN202293243U 一种注塑机pe料专用螺杆止逆阀 An injection machine special screw check valve pe
07/04/2012CN202289281U 单向阀 One-way valve
07/04/2012CN102537567A Single-way air channel connector
07/04/2012CN102537437A Pressure maintaining valve and pile-up valve for tank system
07/04/2012CN102537436A HS-type pressure-adjustable explosion-proof valve core
07/04/2012CN102537435A Anti-siphon backflow guide-type electromagnetic valve
07/04/2012CN102537434A Self-balancing check throttle stop valve
07/04/2012CN102537433A Balanced air-controlled one-way check valve
07/04/2012CN102537432A Water draining and stopping valve for curtain wall
07/04/2012CN102537431A Water draining check valve
07/04/2012CN102537430A Backflow-preventive ventilation pipe
07/04/2012CN102536383A 油分离器单元 The oil separator unit
07/04/2012CN102529163A Valve adding mechanism of middle sealing machine
07/04/2012CN102072342B Coaxial difference path device with double check valve clacks
07/04/2012CN102042430B Pressure-reducing backflow preventer
07/04/2012CN101922815B Heat-preserving water tank for solar water heater
07/04/2012CN101678946B Valve and dispenser
07/04/2012CN101611251B Centreline flow valve
07/03/2012US8209807 Automatic cleaning device for a surface submerged in a liquid
06/2012
06/30/2012CA2762879A1 Flow-through trap primer valve assembly
06/28/2012WO2012084778A2 Pressure relief valve comprising a piston having a variable cross-section of a high-pressure accumulator for an injection system
06/28/2012WO2012084625A1 Check valve having an optimized closing element
06/28/2012WO2012084361A1 Closure valve for a flow channel
06/28/2012WO2012083848A1 Water-saving check valve
06/28/2012US20120160348 High-temperature jointed assemblies and wear-resistant coating systems therefor
06/28/2012US20120160346 Nozzle check valve
06/28/2012US20120160339 Self-sealing valve
06/28/2012US20120160335 Pressure retention valve and integrated valve for tank system
06/28/2012US20120160329 Method and apparatus for monitoring fluids
06/27/2012EP2469136A1 Check valve with optimised closing element
06/27/2012EP2467566A2 Self aligning mud saver valve seat
06/27/2012EP1892029B1 Permeable member, permeable member kit, and permeable casing and permeable tank using them
06/27/2012CN202284667U 一种烟道止逆防火阀 A flue damper Zhini
06/27/2012CN202284664U 截止式稳压止回阀 Cutoff regulator valve
06/27/2012CN202284663U 螺旋风嘴 Spiral wind mouth
06/27/2012CN202284662U 一种新型的橡胶瓣止回阀 A novel rubber flap valve
06/27/2012CN202283775U 一种注塑机pa料专用螺杆止逆阀 An injection machine pa special screw check valve
06/27/2012CN202283774U 一种注塑机pp料专用螺杆止逆阀 An injection machine pp special screw check valve
06/27/2012CN102519038A High-altitude self-adaption pressure atomization diesel burner
06/27/2012CN102518852A Novel air-charging device
06/27/2012CN102518842A Inflating valve
06/27/2012CN102518841A Integral hydraulic one-way valve and manufacturing method thereof
06/27/2012CN101660981B Liquid sampler
06/27/2012CN101410660B Flow rate regulation valve, rotating body, and belt-type stepless transmission
06/26/2012US8205641 Hydraulic apparatus having an axially actuatable bypass valve
06/26/2012US8205640 Check valve, fluid device, and pump
06/26/2012CA2660213C Safety valve torsional spring assembly and method
06/21/2012WO2012079823A1 Valve for a gas storage
06/21/2012WO2012079808A1 Valve for a hydraulic piston pump
06/21/2012US20120157941 Occluder to Prevent Fluid Flow Through Pump with Vacuum at Output
06/21/2012US20120152391 Fluid purge in a medical injection system
06/21/2012US20120152390 Mixed Water Control Valve Having A Water Pressure Balance Function to Stabilize Water Temperature
06/21/2012US20120152389 Mixed Water Control Valve Having A Water Pressure Balance Function to Stabilize Water Temperature
06/21/2012US20120152388 Drain trap seal
06/21/2012US20120152379 Suction valve with unloader
06/21/2012US20120152378 Non-return valve
06/21/2012DE102011001350B3 Nozzle-device i.e. air nozzle, for use in filling valve of e.g. air-pump, has needle including limiting portion that is limited by external periphery, and chamber exhibiting two widths, where one of widths is smaller than other width
06/21/2012DE102010063357A1 Ventil für eine hydraulische Kolbenpumpe Valve for a hydraulic piston pump
06/21/2012DE102010063110A1 Valve device i.e. discharge valve, for use in high pressure pump utilized in common-rail system for pumping and conveying fuel to internal combustion engine of motor vehicle, has pretensioning element arranged to exert force on closing body
06/20/2012EP2466137A1 Suction valve with removal gripper
06/20/2012CN202280980U 具有止回功能的管道接头件 Pipe has a check function terminal fittings
06/20/2012CN202280886U 一种用于烟风系统的逆止阀 A check valve smoke wind systems
06/20/2012CN202280885U 一种升降式止回阀 One kind of lift check valve
06/20/2012CN202280884U 一种截止止回阀 One kind of cut-off valve
06/20/2012CN202280883U 一种烟气道止逆阀 One kind of smoke Road check valve
06/20/2012CN202280882U 一种烟道防火阀 A flue damper
06/20/2012CN202280881U 一种充液阀顶杆 One kind of fill valve plunger
06/20/2012CN202280880U 单向阀阀芯 One-way valve spool
06/20/2012CN202280879U One-way valve with filter screen
06/20/2012CN202280878U 一种补气排气阀 One kind of qi and exhaust valve
06/20/2012CN102506255A Gas path and electric circuit transmission connector
06/20/2012CN102506203A Buffering type stop valve
06/20/2012CN102506202A Multipurpose stop valve
06/20/2012CN102506201A Check valve
06/20/2012CN102506200A Check valve capable of preventing valve seat and valve plug from dropping
06/20/2012CN102506199A One-way valve for gas shock wave soot blower
06/20/2012CN101813203B Check valve for small size hot-water boiler for preventing noise
06/20/2012CN101275681B Automatic suction and pressure valve
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