F16K 15 - Check valves - Patents Sitemap

Patents for F16K 15 - Check valves (18,131)
06/2011
06/22/2011	CN102102773A Check valve
06/22/2011	CN102102769A Ultrashort non-return difunctional ball valve
06/22/2011	CN102102689A Hydraulic one-way valve
06/21/2011	US7964317 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
06/21/2011	US7963297 Dispensing head for air pump
06/21/2011	CA2484982C Portable oxygen concentration system
06/20/2011	DE202011100414U1 Ventil für aufblasbare Lenkdrachen Valve for inflatable kites
06/16/2011	WO2011069477A1 Check valve
06/16/2011	US20110139273 Exhaust check valve of swash plate compressor
06/16/2011	US20110139272 Process-gas supply and processing system
06/16/2011	US20110139264 Fluid Handling System
06/16/2011	US20110139097 Gas generation and management system
06/16/2011	US20110138573 Air pressure inner circulation-type automatic compensation control door closer
06/16/2011	DE10311501B4 Einbauteil zum Einsetzen in eine Gas- oder Flüssigkeitsleitung Installation part for insertion in a gas or liquid line
06/16/2011	DE102010021805A1 Hydraulic-three-chamber-main system separator, has control piston, where surfaces of control piston and spring base-piston are same in size, and control piston closes one relief valve
06/15/2011	CN201866857U Living water and a warming water switch device used for warming system
06/15/2011	CN201866350U Multifunctional automatic pressure-reducing explosion-preventing valve inside
06/15/2011	CN201866349U Multifunctional loose-joint type drip-leakage-preventing integrated check valve
06/15/2011	CN201866348U Adjustable-type high-pressure micro-resistance slow-closing check valve of ultra-deep coal mine
06/15/2011	CN201866347U Swing check valve
06/15/2011	CN201866346U Positioning device for valve sheet rotating shaft for check valve of pipeline fan
06/15/2011	CN201866345U Novel check valve
06/15/2011	CN201866344U Lift type flange check valve
06/15/2011	CN201866343U 止回阀 Check
06/15/2011	CN201866342U Improved structure of check valve for gas water heater
06/15/2011	CN201866341U Micropressure check valve
06/15/2011	CN201866338U Master-slave type check valve bank of ultrahigh pressure water generating device
06/15/2011	CN201866335U Alternate check valve
06/15/2011	CN102099606A Non-return valve structure, diaphragm pump, and blood pressure meter
06/15/2011	CN102095005A Air-holding type air needle
06/15/2011	CN102095004A Large-sized hydraulic speed change floating box flap valve
06/15/2011	CN102095003A Liquid sealed fume extractor check valve
06/15/2011	CN102091677A Multifunctional water outlet mechanism
06/15/2011	CN101344180B Pressure-limiting safety valve of air-tight container
06/14/2011	US7959420 Constant torque unloader system for a compressor
06/14/2011	US7959045 Spout assembly and method of manufacturing packaging bag provided with spout assembly
06/09/2011	US20110132476 Hydraulic valve device
06/09/2011	US20110132277 Animal Restraint System
06/09/2011	DE102009047456A1 Check valve for piston pump of brake assembly of passenger car, has resetting unit pushing mobile valve body to valve seat and partially formed from elastomer, and plastic foil provided between resetting unit and valve body
06/09/2011	DE102007018765B4 Fluiddruckregeleinrichtung Fluid pressure regulating device
06/08/2011	EP1563187B1 Compressor
06/08/2011	CN201858402U Bifunctional valve
06/08/2011	CN201858401U Wafer type low-resistance balanced check valve
06/08/2011	CN201858400U Check valve for preventing reverse flow
06/08/2011	CN201858399U Sewage check valve
06/08/2011	CN201858398U Anti-reflux device
06/08/2011	CN201858397U Anti-backflow device for water meter
06/08/2011	CN102089558A Pressure controlled three way valve device
06/08/2011	CN102087060A Energy-saving valve for refrigeration equipment and application thereof
06/08/2011	CN102086945A Suction check valve of air-con compressor of vehicle
06/08/2011	CN102086944A Vacuum one-way air valve
06/08/2011	CN102086938A Reducing valve
06/08/2011	CN101749461B Screw-thread backflow prevention device being free from being equipped with external conduit
06/08/2011	CN101205985B One-way valve of cylinder cover
06/08/2011	CN101189058B Permeable member, permeable member kit, and permeable casing and permeable tank using them
06/07/2011	US7955059 Fluid control device for a high pressure analytical instrument
06/07/2011	US7954510 Pump valve retainer
06/07/2011	US7954509 Check valves with hinge shafts retained by welding
06/07/2011	US7954507 Mixing eductor
06/07/2011	CA2524587C Retractable writing instrument
06/03/2011	WO2011065927A1 Device of high pressure gas-bypass-check valve
06/03/2011	WO2011064478A1 Lubricant flow device having a valve including an abutment
06/03/2011	WO2011064234A1 Pneumatic valve device for ejecting moulded articles of plastic material from a mould
06/02/2011	US20110126924 Suction check valve of air-con compressor of vehicle
06/02/2011	US20110126922 Device for producing and providing a vacuum, and ventilation valve
06/02/2011	US20110126921 Integration of a delta-p expansion valve for cop-optimal regulation in a high-pressure connection, in particular an internal heat exchanger
06/01/2011	EP2327911A1 Electro-hydraulic valve with ball lifting for variable compression ratio engine hydraulic unit
06/01/2011	EP2326860A1 Valve device for pneumatic tyre including pressure sensor
06/01/2011	EP2326811A1 Device for controlling the fluid supply of a system
06/01/2011	EP2326384A1 A check valve, in particular for medical applications
06/01/2011	EP1902214B1 Pressure relief device
06/01/2011	DE202011003184U1 Ventil zum Verpressen von Injektionsmaterialien Valve for pressing injection materials
06/01/2011	DE102010042107A1 Ventil für die Hochleistungsflüssigkeitschromatographie, mit Kugelsitz mit schräger Seitenfläche Valve for high performance liquid chromatography with ball seat with inclined side surface
06/01/2011	CN201851884U Cylinder valve with air charging device
06/01/2011	CN201851722U Fireproof check valve with alarm
06/01/2011	CN201851721U Mute check valve
06/01/2011	CN201851720U Soft-sealing check valve
06/01/2011	CN201851719U Novel check valve
06/01/2011	CN201851718U Check valve
06/01/2011	CN201851717U Check valve
06/01/2011	CN201851649U Sealing structure for oil outlet process hole of oil pump
06/01/2011	CN101603730B Instant boiled water drinker
06/01/2011	CN101574956B Full-automatic automobile burglarproof device
05/2011
05/31/2011	US7951474 Gas release valve
05/31/2011	US7951121 Pressure actuated valve with improved slit configuration
05/31/2011	US7950621 Pneumatic pressure regulation valve
05/26/2011	WO2011063096A1 Systems and methods for a reed valve module and valve assembly
05/26/2011	WO2011061515A1 Non-return device
05/26/2011	WO2011061270A2 Improvements in and relating to hygienic bedding including microbial detection valves and infection control cushioning and/or bedding devices comprising said microbial detection valves
05/26/2011	US20110120575 Check valve for transport and storage containers for fluids
05/26/2011	DE202010001191U1 Ventil zur Steuerung eines Gasstromes, Flüssigkeitsabscheider, Entlüftungssystem sowie Verbrennungsmotor mit einem derartigen Ventil Valve for controlling a flow of gas, liquid, vent system, and internal combustion engine with such a valve
05/26/2011	CA2816820A1 Systems and methods for a reed valve module and valve assembly
05/26/2011	CA2786552A1 Non-return device
05/25/2011	EP2325532A1 Non-return valve for transport and storage container for fluids
05/25/2011	CN201844076U Automatic deflating valve
05/25/2011	CN201844073U One-way membrane valve
05/25/2011	CN201844072U Steel ball type check valve
05/25/2011	CN201844071U Smoke check valve
05/25/2011	CN201844070U Built-in latch fireproof check valve of tower three-layer pipe
05/25/2011	CN201844069U Piston type water impact preventing and high-pressure balancing check valve

1 ... 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 ... 182