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)
09/2012
09/12/2012CN202432027U Wafer-type embedded T block check valve
09/12/2012CN102667277A High pressure mechanical safety valve
09/12/2012CN102667005A Hydraulic coupler with pin retention system for coupling an attachment to a work machine
09/12/2012CN102661408A Gas flow control device
09/12/2012CN102661407A Low-resistance swing check valve for gas pipeline
09/12/2012CN101730808B Valve coupling
09/11/2012US8261777 Duck beak valve
09/11/2012US8261771 Flowline flapper valve
09/11/2012CA2553335C Pressure activated safety valve with high flow slit
09/07/2012WO2012118723A2 Variable flow check valve for hydraulic tensioner
09/07/2012WO2012117222A1 Valve insert
09/07/2012WO2012116964A1 Residual pressure valve
09/07/2012WO2012116390A1 Valve having a deformable part and use of the valve
09/07/2012DE202012007884U1 Einweg-Ventileinrichtung One-way valve means
09/06/2012DE102011050239A1 Hand pump for automatic inflation of valve of tire, has non-return valve arranged between head and cylinder, and nozzles installed at head and connected with two passages, respectively, where passages are not connected with each other
09/06/2012DE102011002272B3 Connection assembly for connecting two connections for inflating inflatable object such as air mattress, inflatable pool or inflatable boat, has hollow connection with open connecting end, and engaging block
09/06/2012DE10138504B4 Vorfederrückschlagventil Vorfederrückschlagventil
09/05/2012CN202418757U Check valve limit device
09/05/2012CN202418756U All-plastic bottom valve
09/05/2012CN202418755U Lateral-through type check valve
09/05/2012CN202418754U All-plastic swing check valve
09/05/2012CN202418753U Slide hinge type self-operated pipe control valve
09/05/2012CN202418752U Swing check valve
09/05/2012CN202418751U Novel high-pressure level swash plate check valve with sealed structure
09/05/2012CN202418750U Improved flange check valve
09/05/2012CN202418749U Novel spring-type one-way valve
09/05/2012CN202418748U Backflow preventing ventiduct
09/05/2012CN202418747U Low-medium pressure piston check valve
09/05/2012CN202418746U High-pressure piston type check valve
09/05/2012CN202418745U Lifting check valve with self-centering valve core
09/05/2012CN202418744U Gas check valve
09/05/2012CN202418743U Tee check valve
09/05/2012CN202418742U Valve core alignment and position structure
09/05/2012CN202418741U Novel regulation check valve
09/05/2012CN102200193B Plunger pump check valve
09/05/2012CN102032373B Unloading valve of automobile and engineering machinery braking system
09/05/2012CN101956846B Stop valve
09/04/2012US8257065 High pressure lubricant pump for steelworks
09/04/2012US8256741 Pneumatic pressure regulating valve
09/04/2012US8256467 Plug with pressure release valve
09/04/2012US8256465 Microfluidic valve structure
09/04/2012US8256464 Check valve flap for fluid injector
09/04/2012US8256454 Dynamic flapper and method
09/04/2012US8256447 Pressure relief device for an inflatable tire
09/01/2012CA2769897A1 Multi-outlet check valve nozzle
08/2012
08/30/2012WO2012078578A3 Polymeric pump parts
08/30/2012WO2012062297A3 Valve coupling device
08/30/2012US20120216885 Spring Mounting Cradle and Valve Guide For Overpressure Relief Valve Assembly
08/30/2012US20120216884 Check valve construction
08/30/2012DE102012003474A1 Ventil zum Einbau in dünne Wandstärken von Hohlkörpern zum Verpressen von Injektionsmaterialien Valve for installation in thin walls of hollow bodies for pressing injection materials
08/29/2012EP2491248A1 Fuel pump
08/29/2012CN202402727U Double-valve single control mechanism
08/29/2012CN202402726U Novel inflating ball needle
08/29/2012CN202402725U Multifunctional check gate valve
08/29/2012CN202402724U Non-return valve easy in assembly and disassembly and assembly tool
08/29/2012CN202402723U Sealing ring of check valve and valve seat of check valve
08/29/2012CN202402722U Flap one-way valve
08/29/2012CN202402721U Check valve
08/29/2012CN202402720U Check valve of separating public flue
08/29/2012CN202402719U Single laterally-opened magnetic non-return valve
08/29/2012CN202402718U Check valve for pipeline
08/29/2012CN202402717U Exhaust valve of speed-reducing motor
08/29/2012CN202402716U Outboard one-way valve of engine
08/29/2012CN202402715U Check valve for waste gas circulation of diesel engine
08/29/2012CN102650342A Piston type compound sealing axial flow type check valve
08/29/2012CN102650337A Valve structure body and check valve provided with the same
08/29/2012CN102216170B A relief valve, container with the same and reloading unit
08/29/2012CN102182843B Alternation ball check valve
08/29/2012CN101776163B Sulfur hexafluoride gas controllable multi-pass ball valve group
08/29/2012CN101638040B Snap-in tire valve
08/29/2012CN101637638B Non-return valve unit for fire fighting equipment and water supply pipe with the same for fire fighting equipment
08/28/2012US8251348 Choke transfer valve trim
08/28/2012US8251099 Check valve
08/28/2012US8251092 Flow based pressure isolation mechanism for a fluid delivery system
08/28/2012US8251090 Faucet having a pressure release function
08/28/2012US8251066 Exhalation port with built-in entrainment valve
08/23/2012WO2012110526A1 Automatic connection valve for concrete pumping
08/23/2012US20120213453 Check valve, sealing bag, and production methods for both
08/23/2012US20120211096 Check valve and vacuum system
08/23/2012US20120211095 Molded and Packaged Elastomeric Check Valve
08/23/2012US20120210686 Safety arrangement
08/23/2012DE102011004531A1 Valve i.e. check valve, for use in e.g. fuel or lubricant hand-pump, has valve disk and valve seat provided in filtering unit or hand pump and comprising metallic base body that is partially covered with elastomer layer
08/23/2012DE102010017807B4 Luftpumpe Air pump
08/23/2012DE102008009722B4 Ventilanordnung Valve assembly
08/22/2012CN202392202U Tire valve
08/22/2012CN202392201U Anti-drip check valve
08/22/2012CN202392200U Check gate valve
08/22/2012CN202392199U Check valve and sampling gas drainage mechanism with same
08/22/2012CN202392198U Check valve
08/22/2012CN202392197U High pressure axial-flow type check valve
08/22/2012CN202392196U Inelastic reset one-way valve
08/22/2012CN202392195U Horizontal check valve structure
08/22/2012CN202392194U Steam-extraction check valve
08/22/2012CN202392193U High-pressure check valve
08/22/2012CN202392192U Durable steam extraction check valve
08/22/2012CN202392191U Novel swing-type check valve
08/22/2012CN202392190U Improved coke quenching pipe check valve
08/22/2012CN202392189U Vacuum draining check valve used in gas separation device for protecting separated material
08/22/2012CN202392188U Dish-shaped float type one-way valve
08/22/2012CN202392187U One-way valve
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