Patents for H01F 7 - Magnets (20,067)
02/2000
02/22/2000CA2209425C Solenoid driver circuit
02/17/2000WO1999062078A3 Magnetic field concentrator
02/17/2000DE19836297A1 Controlling armature motion in electromagnetically operated valve of internal combustion engine
02/16/2000EP0980081A2 Resinous part with high rate of filling
02/16/2000EP0865660B1 Switchgear control apparatus
02/16/2000EP0704097B1 Process and device for controlling electromagnetic consumers
02/15/2000US6024071 Process for driving the exciting coil of an electromagnetically driven reciprocating piston pump
02/10/2000WO2000006893A1 Electromagnetically actuatable valve
02/10/2000WO2000006479A1 Method and device for cutting yarn on a textile machine
02/10/2000DE19924417A1 Aktor zur elektromagnetischen Ventilsteuerung Actuator for electromagnetic valve control
02/10/2000DE19834213A1 Control method for electromechanical setting device
02/09/2000EP0978727A2 Magnetic field generator for MRI, method for assembling the same and method for assembling a magnet unit for the same
02/08/2000US6023228 Method and apparatus for checking electrical drive mechanisms
02/03/2000DE19834548A1 Movement control of armature of electromagnetic actuator, such as GAS change valve of IC engine, with armature oscillating between two electromagnet coils
02/03/2000DE19834204A1 Schaltungsanordnung zur Ansteuerung eines elektromagnetischen Betätigungsorgans und Verfahren zum Betreiben einer derartigen Schaltungsanordnung Circuit arrangement for driving an electromagnetic actuator and method of operating such a circuit arrangement
02/03/2000DE19833830A1 System for energizing magnetic valves controlling fuel injection in IC engine, using increased starting voltage and engine operating characteristic(s)
02/03/2000CA2275227A1 Solenoid assembly having a sealing device for the electrical leads
02/02/2000EP0977230A2 Circuit arrangement for controlling of electromagnetic actuation means and method for operating such circuit arrangement
02/02/2000EP0977213A1 Actuator for electromagnetic valve drive
02/02/2000CN1243093A Automatic on-off device of adsorption magnetic force of magnetic adsorption device
02/02/2000CN1048863C Magnetic lock device
02/01/2000US6021296 Magnet roller and manufacturing method thereof
02/01/2000US6021038 Control circuit for an electric door strike using a latching solenoid
02/01/2000US6019344 Magnet armature
02/01/2000US6019120 Single stage variable force solenoid pressure regulating valve
01/2000
01/27/2000DE19833461A1 Electromagnetically operated valve for fuel injection compressed mixtures and external fuel ignition has specially designed impact area acting as core or relay armature
01/27/2000DE19832874A1 Energieversorgungseinrichtung für eine elektromagnetische Ventilsteuerung einer Brennkraftmaschine Power supply device for an electromagnetic valve control of an internal combustion engine
01/26/2000EP0974545A1 Magnetic lifting apparatus
01/26/2000EP0974492A2 Power supply for an electromagnetic valve controller in an internal combustion engine
01/26/2000CN2360913Y Rare-earth permanent-magnet driving unit
01/26/2000CN1242583A Energy saving type electromagnetic induction products
01/25/2000US6017249 Wire connection apparatus for solenoid-operated valves
01/25/2000US6016778 Magnet valve, in particular for inlet and outlet valves of internal combustion engines
01/20/2000WO2000002702A1 Device for retaining components made from a ferromagnetic material
01/20/2000DE19832198A1 Controlling armature motion in electromagnetic actuator used to operate internal combustion engine valve
01/20/2000DE19832196A1 Controlling armature motion in electromagnetically operated valve of internal combustion engine
01/20/2000DE19831064A1 Vorrichtung zum Halten von aus ferromagnetischem Werkstoff bestehenden Bauteilen Device for holding made of ferromagnetic material components
01/19/2000EP0973178A2 Method for controlling the motion of an armature of an electromagnetic actuator
01/19/2000EP0973177A2 Method for controlling the motion of an armature of an electromagnetic actuator
01/12/2000EP0971375A2 Solenoid actuator
01/12/2000EP0971278A1 Solenoid valve with pressure transducer
01/12/2000EP0971240A2 Helium vessel for open architecture magnetic resonance imaging superconducting magnet
01/12/2000EP0970628A2 Magnetic fixing unit
01/12/2000EP0970488A2 Double-acting electromagnetic actuator
01/12/2000EP0970298A1 Electromagnetic drive mechanism
01/12/2000EP0970297A2 Electromagnetic control device
01/12/2000EP0970296A1 Electromagnetic control device
01/12/2000EP0970295A1 Electromagnetic drive mechanism
01/12/2000EP0970294A1 Valve guide for an internal combustion engine
01/12/2000EP0969920A2 Device for magnetic fluid treatment
01/12/2000CN1048351C Polarized electro-magnet with rotative supporting point
01/06/2000WO2000000720A1 Method for starting an electromechanical regulating device especially designed for controlling the charge cycle in an internal combustion engine
01/06/2000WO2000000241A2 Low power electromagnetic pump
01/06/2000WO1999057465A3 Electromagnetic valve for gaseous fluids
01/06/2000WO1999056293A3 Open unipolar magnetic structure
01/05/2000EP0969485A2 Low weight and low excitation force magnetotorquer
01/05/2000EP0969483A1 Bonded magnet, magnet roll and ferrite powder to be used for their preparation, and method for producing the same
01/05/2000EP0968357A1 Actuator operating device for electromagnetic valve actuation in internal combustion engines
01/05/2000EP0968024A1 Exhalation valve for a patient ventilator
01/05/2000DE19923550A1 Magnetbetätigungsaufbau, Betätigungsmodul und Kraftstoffinjektor Magnetic actuator assembly, actuator and provide a fuel injector
01/05/2000CN2357401Y Rain and explosion prevention electromagnet
01/04/2000US6011394 Self-shielded gradient coil assembly and method of manufacturing the same
01/04/2000US6009615 Method of manufacturing a bistable magnetic actuator
01/04/2000US6009601 Magnetic snap lock
12/1999
12/29/1999WO1999066781A1 Controllable fluid gripping devices
12/29/1999EP0967623A1 Electromagnetic actuator with molded connector
12/29/1999EP0966379A1 Sleeve and armature subassembly for control valves of vehicular braking systems and method of forming
12/29/1999EP0636272B1 Magnetized material having enhanced magnetic pull strength and a process and apparatus for the multipolar magnetization of the material
12/28/1999US6007716 Magnetic filtration device
12/28/1999US6007310 Volumetric pump with sterility seal
12/23/1999WO1999066517A1 A rotary electromagnet
12/23/1999WO1999066469A1 Omnidirectional deactivator for magnetic labels or tags of eas systems
12/23/1999WO1999066239A1 Electromagnetic valve
12/23/1999WO1999065651A1 Device for storing screw tools
12/23/1999WO1999065644A1 Manually controlled magnetic anchoring device
12/23/1999DE19826832A1 Electromagnetic actuator for operating gas exchange valve on IC piston engine
12/23/1999DE19826037A1 Energizing system for consumer appliance(s)
12/22/1999EP0966004A2 Propulsion magnetic field generator and energy converter having a propulsion magnetic field generator
12/22/1999EP0964994A1 A method and a device for the magnetic activation of solid, liquid and gas media, especially coal dust and other hydrocarbon fuels
12/22/1999CN1239580A Sintered armature
12/21/1999US6005763 Pulsed-energy controllers and methods of operation thereof
12/21/1999US6005305 Magnetic voltage-pulser
12/21/1999CA2147156C Valve for air conditioning system with proportional solenoid
12/16/1999DE19921938A1 Armature release rate increase method for electromagnetic actuator, e.g. for i.c. engine gas valve
12/16/1999DE19826579A1 Magnetventil Solenoid valve
12/15/1999EP0662205B1 Low friction solenoid actuator and valve
12/15/1999CN1047458C Production method of medical magnetic powder ball
12/14/1999US6002988 Method for optimizing the magnetic field of a periodic permanent magnet focusing device
12/14/1999US6002321 Mine-clearing coil and device using same
12/14/1999US6002320 Electrical coil assembly having a plurality of coils arranged in pairs
12/14/1999US6002317 Electrically switchable magnet system
12/14/1999US6000922 Molding assembly for producing magnetic development rollers having precise magnetic development fields
12/09/1999WO1999062666A1 Trajectory controller
12/09/1999WO1999049479A3 Solenoid plunger having attenuated external magnetic flux
12/09/1999DE19824669A1 Valve switching arrangement with piezo-electric activation
12/09/1999DE19824537A1 Electromagnetic drive for actuating valve in internal combustion engine
12/09/1999CA2334176A1 Trajectory controller
12/08/1999EP0962628A1 Piezoelectric booster for an electromagnetic actuator
12/08/1999CN1047254C Electric magnetic apparatus
12/07/1999US5999342 Objective lens driving system and manufacturing method for same