Patents for F16K 31 - Operating means; Releasing devices (69,292)
01/2003
01/22/2003EP1276650A1 Pressure control device
01/22/2003EP1133651B1 Pivoting valve device, especially an amplifier
01/22/2003EP0894294B1 Current control process
01/22/2003CN2532334Y Valve operation lever
01/22/2003CN2532333Y Linkage improved structure for ventilation valve
01/22/2003CN2532332Y Water feeding automatic cut off device for solar enegy water heater
01/22/2003CN2532331Y Electromagnetic valve
01/22/2003CN2532330Y Safety valve for gas pipeline
01/22/2003CN2532320Y Pneumatic quick open gate valve for solid slag
01/22/2003CN2532316Y Switching valve for burner
01/22/2003CN2532315Y Float type control valve
01/22/2003CN2532313Y Carbon pot electromagnet valve
01/22/2003CN1392357A Pressure reducer and its selecting method and cold and hot water supply ystem using said device
01/22/2003CN1099537C Solenoid valve
01/22/2003CN1099536C Duty driving solenoid valve
01/22/2003CN1099535C Capturing device for valve, special for heating valve
01/21/2003US6509820 Pressure-sealed modular unit and method for the production thereof
01/21/2003US6508453 High-temperature gas control valve
01/21/2003US6508272 Device and method for operating at least two valves
01/21/2003US6508266 Diaphragm valve
01/21/2003US6508264 Valve for inflatable objects
01/16/2003WO2003004913A1 Small bore gate valve
01/16/2003WO2003004402A1 Valve device at dispensers
01/16/2003US20030011454 Method for control of a proportional magnet with a hold function
01/16/2003US20030010951 Load bearing solenoid operated valve and method of making same
01/16/2003US20030010950 Valve for the control of large-section flows, in particular for compressors or the like
01/16/2003US20030010949 Variable pressure valve apparatus
01/16/2003US20030010948 Flow rate control valve
01/16/2003US20030010947 Gas control valve
01/16/2003US20030010834 Expansion valve
01/16/2003US20030010833 Expansion valve unit having pressure detecting function
01/16/2003US20030010832 Reducing flow noise in a refrigerant expansion valve
01/16/2003US20030010688 Valve for a fluid treatment system
01/16/2003US20030010390 Pressure control device
01/16/2003US20030010388 Positive pressure generation device and valve
01/16/2003US20030010379 Fire prevention safety device for gas meters
01/16/2003US20030010194 Control device for a hydraulic control motor
01/16/2003US20030009824 Bladder stopper and control assembly
01/15/2003EP1275916A2 Expansion valve
01/15/2003EP1275874A2 A load bearing solenoid operated valve and method of making same
01/15/2003EP1274962A1 A vacuum-breaking valve for refrigeration appliances
01/15/2003EP1274488A1 Container valve comprising a release device for fixed fire extinguishing systems
01/15/2003CN2531210Y Pneumatic stop valve actuating mechanism exhaust device
01/15/2003CN2531209Y Hand-operating means for electric valve
01/15/2003CN2531206Y Automatic closing valve for liquefied petroleum gas
01/15/2003CN2531201Y High-efficiency combined gas separating magnetic valve
01/15/2003CN2531200Y Oil field station and field electromagnetic rotating three-way ball valve
01/15/2003CN2531198Y Permanent magnet change valve
01/15/2003CN2531197Y Electric four-way change valve
01/15/2003CN2531193Y Industrial electric ball valve with on-off positioning feedback mechanism
01/15/2003CN2531185Y Integrated electrohydraulic control quick-shutting off valve
01/15/2003CN2531183Y Normal open magnetic valve
01/15/2003CN2531182Y High-temp. magnetic valve
01/15/2003CN2531181Y Combined liquid-control opening and closing valve
01/15/2003CN1391640A Guide plate for poppet valve
01/15/2003CN1391639A Piezo electric valve
01/15/2003CN1391051A Multi-purpose electric valve
01/15/2003CN1391048A Flow balance regulator for hydraulic press
01/15/2003CN1390773A Nozzles of liquid feeding pipes
01/15/2003CN1098986C Linked valve
01/14/2003US6505814 Fluid controller
01/14/2003US6505812 Solenoid valve
01/14/2003US6505642 Manifold valve having position detecting function
01/13/2003CA2393146A1 A load bearing solenoid operated valve and method of making same
01/09/2003WO2003003252A1 Partitioning ownership of a database among different database servers to control access to the database
01/09/2003WO2003002900A1 Knob for a post valve
01/09/2003WO2003002896A2 Improved excess flow valve
01/09/2003WO2002090804A3 Sliding valve
01/09/2003WO2000072932A3 Water softener valve
01/09/2003US20030006729 Rotary servovalve with precision controller
01/09/2003US20030006389 Flow rate control valve
01/08/2003EP1273893A1 Security device for protection against fire for a gas meter
01/08/2003EP1273837A1 Four-way switching valve
01/08/2003EP1273808A1 Adjustable micro valve and method of setting and actuating it
01/08/2003EP1273051A1 Piezoceramic bending transducer and use thereof
01/08/2003CN2530120Y Remote control performer for fume extracting valve
01/08/2003CN2530119Y 阀门自动控制器 Automatic control valves
01/08/2003CN2530106Y 高频电磁气动阀 High-frequency electromagnetic pneumatic valve
01/08/2003CN1389660A Liquefied petroleum gas heat exchanging system
01/08/2003CN1098434C 3-port electromagnetic valve for 5-port electromagnetic valve
01/08/2003CN1098433C Electromechanical servo actator for turbine valve and steam turbine
01/08/2003CN1098432C Small controllable stop valve
01/08/2003CN1098431C leakless safety valve
01/08/2003CN1098429C Rotary flow-path exhanging valve
01/08/2003CN1098428C Valve carriage for lift valve with limited sealing pressure
01/07/2003US6505112 Electromagnetic valve for gaseous fluids
01/07/2003US6504699 Method and device for driving a solenoid valve
01/07/2003US6502837 Enhanced computer optimized adaptive suspension system and method
01/07/2003US6502803 Valve for controlling liquids
01/07/2003US6502553 Solenoid valve for regulating the fuel supply pressure of an internal combustion engine
01/07/2003US6502458 Method for checking the operational readiness of a valve
01/07/2003US6502393 Hydraulic system with cross function regeneration
01/03/2003WO2003001098A1 Valve arrangements
01/03/2003WO2003000406A1 Transfer of electrostatic charge to particles
01/03/2003WO2002042671A3 Device and method for operating at least two valves
01/03/2003WO2002040902A3 Directly actuated engine valve
01/02/2003US20030001346 Enhanced computer optimized adaptive suspension system and method
01/02/2003US20030001123 Relief valve head for piston-style flush valve
01/02/2003US20030000586 Four-way switching valve
01/02/2003US20030000582 Exhaust valve assembly