| Patents for F16K 15 - Check valves (18,131) |
|---|
| 01/17/2013 | WO2013008010A1 One-way valve |
| 01/17/2013 | WO2013006932A1 Valve system for high frequency compressors |
| 01/17/2013 | US20130014838 Relief device for oil pump |
| 01/17/2013 | US20130014837 Proportional poppet valve with integral check valves |
| 01/17/2013 | DE10321633B4 Ventil, insbesondere zur Rückführung von Öl aus dem Ölabscheider einer Brennkraftmaschine Valve, in particular for returning oil from the oil separator of an internal combustion engine |
| 01/17/2013 | DE10244872B4 Überdruckventil für einen Treibstofftank Pressure relief valve for a fuel tank |
| 01/17/2013 | DE102011078962A1 Ice pressure protection device for actuatable valve i.e. injection valve, of motor car, has valve element whose inner side holds closing element that is attached to aperture in bottom part of valve element for forming non-return valve |
| 01/17/2013 | DE102011076443B4 Rückschlagventil für Sprühdüse und Düsenrohr Check valve for spray nozzle and nozzle tube |
| 01/17/2013 | CA2841848A1 One-way valve |
| 01/16/2013 | EP2546559A1 Shuttle-typed high-temperature and high-pressure weldable check valve |
| 01/16/2013 | EP2546523A2 Diaphragm pump |
| 01/16/2013 | EP2545312A1 Valve for a gas storage |
| 01/16/2013 | CN202674413U Water inflow solenoid valve with anti-siphon device |
| 01/16/2013 | CN202674412U Ball type check valve structure |
| 01/16/2013 | CN202674411U Spherical auto-switching check valve |
| 01/16/2013 | CN202674410U Spherical pulp check valve |
| 01/16/2013 | CN202674409U Bi-directional free transform one-way valve |
| 01/16/2013 | CN202674408U Flue fire prevention check valve |
| 01/16/2013 | CN202674407U Check valve |
| 01/16/2013 | CN202674406U Swing check valve |
| 01/16/2013 | CN202674405U Flue check valve |
| 01/16/2013 | CN202674404U Cone type structure of spherical check valve |
| 01/16/2013 | CN202674403U Novel bottom valve of steel sheet blockage core |
| 01/16/2013 | CN202674402U Safe and energy-saving type micro-resistance backflow preventing device |
| 01/16/2013 | CN202674401U High-flow micro-pressure one-way valve |
| 01/16/2013 | CN202674392U Manual pneumatic emptying valve for solar pipeline |
| 01/16/2013 | CN202674331U Pressurizing stop valve |
| 01/16/2013 | CN102878733A Expansion valve components, one-way expansion valve and two-way circulation expansion valve |
| 01/16/2013 | CN102878332A Safety valve of electric water heater |
| 01/16/2013 | CN102878331A Self seal guiding type stop check valve |
| 01/16/2013 | CN102878330A Self-sealing wear self-repaired multifunctional valve core |
| 01/16/2013 | CN102878329A Supercritical butt welding cylindrical vertical check valve |
| 01/16/2013 | CN102147015B Rapid water-intake valve |
| 01/16/2013 | CN101783232B Check valve |
| 01/15/2013 | CA2782995A1 Diaphragm pump using duckbill and other types of valves |
| 01/10/2013 | US20130008542 Diaphragm valve and methods and accessories therefor |
| 01/10/2013 | US20130008516 System and method for supplying natural gas to a sales line |
| 01/09/2013 | EP2542807A1 Integrated multifunctional valve device |
| 01/09/2013 | CN202660124U Dynamic drainage anti-backflow joint |
| 01/09/2013 | CN202660019U Fluoroplastic full-liner check valve for chlor-alkali |
| 01/09/2013 | CN202659993U One-way throttling valve |
| 01/09/2013 | CN202659992U Maintenance-free fluoroplastic full-lining vertical check valve |
| 01/09/2013 | CN202659991U Slow-closing check valve |
| 01/09/2013 | CN202659990U Adjustable swing check valve |
| 01/09/2013 | CN202659989U Fluid check valve with remote control function |
| 01/09/2013 | CN202659988U Anti-leaking and anti-blocking check valve |
| 01/09/2013 | CN202659987U Monitoring check valve |
| 01/09/2013 | CN202659986U Sealing structure for valve flap of check valve |
| 01/09/2013 | CN202659985U Leakage-proof damping check valve |
| 01/09/2013 | CN202659984U Silent check valve |
| 01/09/2013 | CN202659983U Anti-blocking monitoring check valve |
| 01/09/2013 | CN202659982U Leakage-proof check valve |
| 01/09/2013 | CN202659981U Silent check valve |
| 01/09/2013 | CN202659980U Gas water heater smoke-discharge pipe anti-freezing check valve |
| 01/09/2013 | CN202659979U Replaceable multi-function check valve |
| 01/09/2013 | CN202659978U One-way valve |
| 01/09/2013 | CN202657409U Unidirectional mechanical exhaust valve special for free vacuum package |
| 01/09/2013 | CN102865392A Flow control valve |
| 01/09/2013 | CN102865391A Integral pre-acting alarm valve |
| 01/09/2013 | CN102865390A Three-way valve with non-return valve |
| 01/09/2013 | CN102865389A Water hammer resistant backflow preventer |
| 01/09/2013 | CN101975293B Micro-pressure check valve |
| 01/08/2013 | US8348182 Irrigation pipe |
| 01/08/2013 | US8347919 Inflating valve for an inflatable object |
| 01/08/2013 | US8347458 Bypass-type motor protecting device for a vacuum cleaner |
| 01/03/2013 | WO2013002092A1 Method for cleaning a tyre valve and implement for cleaning same |
| 01/03/2013 | WO2013000824A1 Valve unit for controlling ventilation or reverse flow |
| 01/03/2013 | WO2013000783A1 Valve assembly |
| 01/03/2013 | US20130001037 Device Having a Molded Seal |
| 01/03/2013 | US20130000766 Non-return device |
| 01/03/2013 | US20130000756 Pressure-balanced fluid pressure regulators |
| 01/03/2013 | US20130000745 Flowline flapper valve |
| 01/03/2013 | US20130000735 Pressure relief apparatus for hydropneumatic vessel |
| 01/02/2013 | EP2539554A1 Proportional valve, in particular for a camshaft adjuster |
| 01/02/2013 | CN202646807U Stop check valve |
| 01/02/2013 | CN202646806U Multifunctional valve |
| 01/02/2013 | CN202646805U Ball-shaped non-return valve |
| 01/02/2013 | CN202646804U Salt valve and air check mechanism of salt valve |
| 01/02/2013 | CN202646803U Adhesion-prevention sealing valve capable of preventing backdraught smoke and tainted odor of kitchen public exhaust duct |
| 01/02/2013 | CN202646802U Check valve |
| 01/02/2013 | CN202646801U High-flow check valve |
| 01/02/2013 | CN202646800U Sealing structure of check valve |
| 01/02/2013 | CN202646799U Ultra-low voltage differential check valve |
| 01/02/2013 | CN202646798U One-way control valve |
| 01/02/2013 | CN202645498U Fluid hardening and tempering machine |
| 01/02/2013 | CN202644665U Vegetable washing wastewater recycling device in kitchen |
| 01/02/2013 | CN202641279U Air valve adapter and bicycle with the air valve adapter |
| 01/02/2013 | CN102859205A Hydraulic control valve for construction machinery |
| 01/02/2013 | CN102853121A Check valve |
| 01/02/2013 | CN102853120A Butterfly slowly-closing type check valve |
| 01/02/2013 | CN101896751B Fuel line check valve |
| 01/02/2013 | CN101678822B Solenoid valve |
| 01/02/2013 | CN101389888B Non-return valve with a ball-shaped valve body |
| 01/01/2013 | US8342203 Pressure relief valve |
| 12/27/2012 | WO2012175465A1 Device for receiving and dispensing a fluid |
| 12/27/2012 | WO2012143775A3 Ball valve safety plug |
| 12/27/2012 | US20120325340 Apparatus to eliminate back drive in push pull system of rotor aircraft and related methods |
| 12/27/2012 | US20120325331 Pressure Regulator Valve Replacement Assembly |
| 12/27/2012 | US20120324879 Hydraulic Hybrid Vehicle with Safe and Efficient Hydrostatic Operation |
| 12/26/2012 | EP2537772A1 Device for holding and dispensing a fluid |