Patents for H01F 7 - Magnets (20,067)
06/2005
06/02/2005US20050116392 Magnet secured in a two part shell
06/02/2005DE19912470B4 Verbundteil und Verfahren zu dessen Herstellung Composite member, and process for its preparation
06/02/2005DE102004044015A1 High-speed adjusting device for adjusting a switching element between switching positions in a valve device with very small switching times has switchable electromagnets
06/01/2005CN1623211A Method for controlling flux of electromagnet and an electromagnet for carrying out sad method (variants)
05/2005
05/31/2005US6900973 Electromagnetic load drive apparatus
05/31/2005US6900956 Disk device and data-erasing method
05/31/2005US6900559 Rotor magnet, motor and stepping motor
05/31/2005US6900510 MEMS devices and methods for inhibiting errant motion of MEMS components
05/31/2005US6899472 Electromagnetic drive
05/26/2005WO2005047759A2 Device and method for switching off an inductive consumer without error
05/26/2005US20050113628 Rotating and pivoting magnet for magnetic navigation
05/26/2005US20050111160 Control circuit for driving an electric actuator, in particular an electric fuel injector for an internal-combustion engine
05/26/2005US20050110603 Magnetic shielding system
05/26/2005US20050110602 Low resistance shield
05/25/2005EP1533506A2 Method for determining the instant of reaching of the stroke end position in the deactivation phase of a movable element having shutter function forming part of a solenoid valve
05/25/2005EP1533504A1 Control device for electro-actuators with protection against short-circuits to ground or to the supply of the terminals of the electro-actuators
05/25/2005EP1533503A1 Device for control of electro-actuators with detection of the instant of end of actuation, and method for detection of the instant of the of actuation of an electro-actuator
05/25/2005DE10348569A1 Device for triggering actuator, e.g. for electronic lock cylinder, has receiver unit via which energy for charging energy storage device can be delivered; energy fed to receiver unit is converted into voltage
05/25/2005CN1620705A Linear voice coil actuator with planar coils
05/25/2005CN1619721A Solenoid drive circuit
05/25/2005CN1203206C Surface treatment method
05/24/2005US6897752 Magnetic roller and methods of producing the same
05/24/2005US6897750 Integral passive shim system for a magnetic resonance apparatus
05/24/2005US6897657 Nuclear magnetic resonance spectrometer for liquid-solution
05/24/2005US6897656 Magnetic field homogenizing method and apparatus, and magnetic field generating apparatus
05/24/2005US6897593 Armature for an actuator
05/24/2005US6895997 System for determining positions of a control element of an electrically driven actuator
05/21/2005CA2476209A1 Magnetic latching solenoid
05/19/2005US20050105403 Magnetic field generator and photomagnetic information storage apparatus
05/19/2005US20050105239 Solenoid drive circuit
05/19/2005US20050104695 Power saving electromagnetic switch
05/19/2005US20050104456 Electromagnetic actuator
05/19/2005DE19924837B4 Elektromagnet für ein Druckmittel steuerndes Ventil Solenoid valve controlling a pressure medium
05/19/2005DE19706247B4 Schaltungsanordnung zur Steuerung von Elektromagneten und Regelung des Spulenstroms Circuit arrangement for the control of electromagnets and control of the coil current
05/19/2005DE10349634A1 Elektromagnet Electromagnet
05/19/2005DE10302063A1 Coil arrangement for a coil winding has coil wire inside a winding arranged so as to be shaped thicker in coil wire diameter to one side of its winding
05/19/2005DE10217405B4 Elektromagnetischer Aktuator Electromagnetic actuator
05/19/2005DE102004045991A1 Elektromagnetische Haltebremse Electromagnetic brake
05/18/2005EP1166293B1 Composite part and method for producing the same
05/18/2005CN1618161A Linear actuator element
05/17/2005US6892970 Fuel injector having segmented metal core
05/17/2005US6892428 Adjustable magnetic snap fastener
05/12/2005WO2005043557A2 Method for constructing permanent magnet assemblies
05/12/2005WO2004061287A3 Fuel injector having segmented metal core
05/12/2005US20050101717 Nitrile polymer compounds for magnetic seal applications
05/12/2005US20050099256 Solenoid and valve assembly having a linear output
05/12/2005US20050099084 Armature for an actuator
05/12/2005DE19834213B4 Verfahren zum Steuern eines elektromechanischen Stellgeräts Method for controlling an electromechanical actuator device
05/11/2005EP1530225A2 Electric coil arrangement
05/11/2005EP1529295A1 Mobile-pole lifter for moving ferromagnetic loads
05/11/2005EP1070198B1 Electromagnetic actuator with laminated armature
05/11/2005CN1201463C PM rotor and producing method thereof
05/10/2005US6891710 Method for control of a proportional magnet with a hold function
05/10/2005US6891458 Electronic cam assembly
05/10/2005US6889422 Method of assembling magnetic circuitry for use in MRI system
05/06/2005WO2005041223A1 Electromagnet
05/05/2005US20050094118 Lithographic apparatus and device manufacturing method
05/05/2005US20050093666 Substrate holding technique
05/05/2005US20050093664 Electromagnetic actuator having a high initial force and improved latching
05/05/2005US20050093662 Solenoid actuator
05/05/2005US20050092951 Magnetic valve
05/05/2005US20050092395 Magnetic field generator and its manufacturing method
05/05/2005US20050091835 Universal fixture for HSA assembly and its testing process
05/04/2005EP1528550A1 Magnetic field generator and magneto-optical information storage device
05/04/2005EP1526942A1 Electromagnetic actuating device
05/04/2005DE4415361B4 Verfahren und Vorrichtung zur Steuerung eines elektromagnetischen Verbrauchers Method and apparatus for controlling an electromagnetic load
05/04/2005CN2697938Y Fluid exciting current-leading system
05/04/2005CN1613126A Flexible magnet and method for manufacturing motor using the same
05/04/2005CN1611187A System and method for adjusting magnetic center field for permanent MRI magnetic field generator
05/04/2005CN1200437C Mould electromagnetic coils and manufacture thereof
05/04/2005CN1200417C CD record player lens driver
05/03/2005US6889121 Method to adaptively control and derive the control voltage of solenoid operated valves based on the valve closure point
05/03/2005US6888352 Nuclear magnetic resonance spectrometer using split magnets
05/03/2005US6888269 Magnetic linear drive
04/2005
04/28/2005WO2005038827A2 Method for controlling an electromagnetic valve
04/28/2005WO2005008113A3 Valve actuating apparatus
04/28/2005US20050086796 Method for producing the surface geometry of solenoids
04/28/2005US20050086793 Method for constructing permanent magnet assemblies
04/27/2005EP1525596A1 Method for determining the position of a positioning element of an electrically-operated actuator, corresponding circuit arrangement and device
04/27/2005EP1525595A2 Magnetic levitation actuator
04/27/2005CN2696090Y Electromagnetic valve drive circuit for motor
04/27/2005CN1198536C Method and apparatus for non-invasive analysis of blood glucose
04/26/2005US6885536 Method and apparatus for magnetically generating motion with high precision
04/26/2005US6885267 Magnetic-field-generating apparatus and magnetic field orientation apparatus using it
04/26/2005US6885009 Device for influencing an electron beam
04/21/2005US20050084297 Magnetic roller and methods of producing the same
04/21/2005US20050083629 Method and apparatus for protecting a solenoid and its driving circuit in an electronic device
04/21/2005US20050083614 Electronic circuit arrangement for switching an electrical load in a fail safe manner
04/21/2005US20050083159 Electromagnetic actuator with controlled attraction force
04/21/2005US20050083058 Superconducting magnet, process for producing the same and its magnetizing method
04/21/2005US20050081961 Flexible magnet and method for manufacturing motor using the same
04/21/2005DE19681738B4 Verfahren zum Bündeln der magnetischen Kraftlinien von Dauermagneten und Ausrichten des magnetischen Flusses A method for bundling the lines of magnetic force of the permanent magnet and directing the magnetic flux
04/20/2005EP1524531A2 System and method for adjusting magnetic center field for permanent mri magnetic field generator
04/20/2005CN2694444Y Permanent magnet acceptable for portable nuclear magnetic resonance apparatus
04/20/2005CN1608299A Electromagnetic apparatus drive apparatus
04/19/2005US6882515 Operation circuit and power switching device employing the operation circuit
04/19/2005US6882143 Inductive sensor
04/14/2005WO2005034160A1 Slider for selecting coil voltage and locking the coil in place
04/14/2005WO2005034152A2 System and method for connecting a removable coil to fixed coil terminals
04/14/2005US20050078496 Operation of a current controller