Patents for H01F 13 - Apparatus or processes for magnetising or demagnetising (2,363)
08/2005
08/10/2005CN2716980Y High-voltage pulse frequency magnetizing-demagnetizing machine
08/09/2005US6927657 Magnetic pole layout method and a magnetizing device for double-wing opposite attraction soft magnet and a product thereof
08/04/2005DE102005001931A1 Magnetisierungseinrichtung für ein Signalgeberrad Magnetization device for a Signalgeberrad
07/2005
07/27/2005CN1645718A Device and method for magnetizing rotary motor
07/27/2005CN1645281A Hoisting electromagnet exciting device with PLC control
07/27/2005CN1645058A Impulsring
07/20/2005CN2710774Y Combination type washing device for bearing-ring
07/20/2005CN1641804A Polarization technique
07/14/2005WO2005064623A2 Method and an array for adjusting a magnetization of a magnetizable object
07/14/2005WO2005064303A1 Sensor device and method of detecting a sensor event
07/14/2005WO2005064302A2 Methods and apparatuses for magnetizing an object and for calibrating a sensor device
07/14/2005WO2005064301A1 Torque sensor
07/14/2005WO2005064281A1 Position sensor
07/13/2005EP1553684A1 Permanent magnet for motor, motor and magnetizing method
07/07/2005US20050145302 Magnetic track is premagnetized with a uniform polarity, then the polarity of the premagnetized track is reversed in strip shaped regions
07/07/2005DE4036648B4 Vorrichtung zur Beeinflussung von Flüssigkeiten durch Magnetfelder Device for influencing liquids by magnetic fields
07/06/2005EP1550197A1 Apparatus and method of using the stator coils of an electric motor to magnetize permanent magnets of the motor rotor when the span of each stator coil is smaller than the width of each permanent magnet pole
07/06/2005CN2708461Y Bearing parts and finished product demagnetization machine
07/06/2005CN2708460Y A bearing rolling element demagnetization machine
07/06/2005CN1209773C Disassembling and recovery method of magnetic field generator
06/2005
06/30/2005US20050141118 Recorded data deleting device for hard disk
06/23/2005US20050134418 Magnet assemblies
06/22/2005CN2705864Y Single pole magnetic field magnetizer
06/19/2005CA2490929A1 Method for producing a magnetic multi-pole encoder
06/16/2005DE102004046595A1 Pulse ring, e.g. for use with a roller bearing, has plastic basic structure formed in one piece with supporting insert simultaneously with magnetization of ferromagnetic material let into the basic structure
06/15/2005EP0890179B1 A method of magnetising a cylindrical body
06/07/2005US6903640 Apparatus and method of using the stator coils of an electric motor to magnetize permanent magnets of the motor rotor when the span of each stator coil is smaller than the width of each permanent magnet pole
06/01/2005CN2702791Y Stong magnetic data destroying instrument
06/01/2005CN1623187A Method and device of laser brazing
05/2005
05/25/2005EP1533817A2 Magnetic recorder head and method for high coercivity media employing concentrated stray magnetic fields
05/25/2005CN1203349C Magnetic garnet material and photomagnetic device using the same material
05/24/2005US6897656 Magnetic field homogenizing method and apparatus, and magnetic field generating apparatus
05/12/2005DE10227340B4 Magnetisierungsvorrichtung mit Permanentmagneten Magnetizing device with permanent magnets
05/11/2005EP1530179A1 Electronic article surveillance marker deactivator using inductive discharge
05/05/2005US20050093699 Electronic article surveillance marker deactivator using inductive discharge
05/04/2005CN2697799Y Magnetizing clamp
04/2005
04/29/2005CA2480923A1 Electronic article surveillance marker deactivator using inductive discharge
04/27/2005CN1199206C Transformer
04/26/2005US6885267 Magnetic-field-generating apparatus and magnetic field orientation apparatus using it
04/21/2005WO2004102769A3 Homopolar machine with shaft axial thrust compensation for reduced thrust bearing wear and noise
04/21/2005US20050083058 Superconducting magnet, process for producing the same and its magnetizing method
04/20/2005CN2694445Y Demagnetization apparatus containing a demagnetization oscillating circuit
04/07/2005US20050073814 Magnetically enhanced convection heat sink
04/07/2005US20050073383 Method and apparatus for magnetizing a permanent magnet
04/06/2005CN1604242A Method and apparatus for magnetizing a permanent magnet
03/2005
03/30/2005CN1601660A Permanent magnet alloy for medical imaging system and method of making
03/24/2005US20050062572 Permanent magnet alloy for medical imaging system and method of making
03/24/2005US20050062570 Magnetizing fixture with insulated core
03/09/2005EP1513169A2 Multipole magnetizing device and method for producing such device
03/09/2005EP1513168A2 Method and apparatus for magnetising a magnet system
03/09/2005CN1591708A Ring surface unipolar integrated ring magnet and its magnetizing method
02/2005
02/24/2005DE10331789A1 Magnetisierungsvorrichtung Magnetizing device
02/23/2005CN1585236A Method and apparatus for magnetizing permanent magnetic motor
02/23/2005CN1583530A Automatic arranging apparatus and method after workpiece online demagnetizing and cleaning
02/17/2005WO2005015578A2 Dynamic degaussing system
02/16/2005CN1581375A Electromagnetic current mutual inductor iron core on-line demagnetizing method
02/16/2005CN1581374A Space rotary alternating magnetic field demagnetizing pole set
02/15/2005US6856062 Homopolar machine with shaft axial thrust compensation for reduced thrust bearing wear and noise
02/09/2005CN1577643A Magnetizing method and permanent magnet magnetized thereby
02/08/2005US6853280 Method of magnetizing magnetic sheet and magnetization apparatus
02/03/2005US20050024177 Method for providing transverse magnetic bias proximate to a pole tip
02/01/2005US6850139 System for writing magnetic scales
01/2005
01/27/2005WO2005008862A1 Thin hybrid magnetization type ring magnet, yoke-equipped thin hybrid magnetization type ring magnet, and brush-less motor
01/27/2005WO2005008693A1 Magnetizing device
01/19/2005CN2672816Y Field regulating type magnetizing machine
01/12/2005CN1564275A Bearing parts, finished products demagnetizer and usage thereof
01/12/2005CN1564274A Bearing roller demagnetizer and usage thereof
01/12/2005CN1184649C Magnetic page and its manufacture
01/06/2005US20050001501 Magnetizing Method and Permanent Magnet Magnetized Thereby
12/2004
12/30/2004US20040263303 Magnetic-field-generating apparatus and magnetic field orientation apparatus using it
12/30/2004US20040263300 Method and a device for demagnetising objects
12/30/2004DE10131155B4 Elektromagnetisches Stellglied An electromagnetic actuator
12/28/2004US6836202 Magnetizer having permanent magnet in a shape of a hemisphere, a hemispherical shell, or a sphere
12/23/2004WO2004112064A1 Magnetic core and device with cooling capabilities
12/16/2004US20040251652 Method of fabricating a magnetic coder device, and the device obtained thereby
12/15/2004EP1486995A1 Magnetic encoding device and method for manufacturing thereof
12/09/2004DE10321925A1 Radiales Magnetlager, Verfahren zur Bearbeitung eines Ringmagneten, Verwendung eines Ringmagneten sowie Rotationsmaschine mit einem radialen Magnetlager Radial magnetic bearing, method of processing a ring magnet, a ring magnet and using rotary machine with a radial magnetic bearing
12/08/2004EP1484748A1 Recorded data deleting device for hard disk
12/08/2004CN1179373C Excitation-demagnetization device with safety protection
12/01/2004CN1178231C Manufacturing method for rear-earth magnet and powder pressing device
11/2004
11/25/2004WO2004102769A2 Homopolar machine with shaft axial thrust compensation for reduced thrust bearing wear and noise
11/25/2004US20040233588 Magnetic sensor, production process of the magnetic sensor and magnetic array suitable for the production process
11/25/2004US20040231135 Magnetic sensor, production process of the magnetic sensor and magnetic array suitable for the production process
11/17/2004EP1477695A2 Magnetic bearing, method of machining a ringmagnet and use thereof
11/10/2004CN2655398Y Shaft lever type magnetizing apparatus
11/09/2004US6816053 Circuit to mitigate transformer shorted turn
11/09/2004US6813844 Magnetization of magnetic measuring bodies
10/2004
10/27/2004CN2651898Y Anti-magnetized cable
10/21/2004US20040206422 for forming cylinders; valve opening apparatus
10/20/2004CN2650302Y Contactless rectification and magnetizing control circuit
10/07/2004US20040196129 Circuit to mitigate transformer shorted turn
10/06/2004EP1465217A1 Process and apparatus for demagnetising objects
10/06/2004CN1534405A Demegnetisation lamp
09/2004
09/30/2004US20040189123 Magnetically hard object and method for adjusting the direction and position of a magnetic vector
09/29/2004CN2645190Y Permanent-magnet magnetizer with directional magnetic field mask
09/28/2004US6798632 Power frequency electromagnetic field compensation system
09/23/2004US20040184213 Electrical properties and uniformity of bulk degaussing coils
09/21/2004US6792817 Fixtures and processes for magnetizing magnetoelastic shafts circumferentially
09/16/2004WO2004079883A1 Magnetizing jig, magnetizing method using the jig, and method of assembling electric compressor by using the jig and the magnetizing method
09/15/2004CN2641778Y Space rotary alternative magnetic field demagnetizer
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