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Patent Searching and Data


Matches 101 - 150 out of 2,820

Document Document Title
WO2005015578A3
A dynamic degaussing system includes a magnetic field sensor (136) for generating a sensor signal in response to a sensed magnetic field. The magnetic field sensor (136) is coupled to a controller (400) that produces an output signal bas...  
WO/2006/067878A1
An insert member (42) having an identical permeability is fitted in the circular center hole (41a) of a magnetic ring (41) which is then fitted in the circular hollow section (43a) of a fitting-over member (43) having an identical permea...  
WO/2006/068188A1
Disclosed is a magnetizing method for permanent magnets wherein a magnetic field-applying means for magnetization is arranged near a permanent magnet as the object to be magnetized, and a magnetic filed for magnetization is continuously ...  
WO/2006/065745A1
A demagnetizing sub having an electromagnet or a rotating magnet is used for demagnetizing magnetized material in a wellbore.  
WO2006013091A3
A sensor device for measuring at least one parameter, wherein the sensor device is adapted to transmit signals to and/or to receive signals from a base station which is communicatively connectable to the sensor device in a wireless manner.  
WO2006013093A3
A sensor device comprising, a moveable object, at least one magnetically encoded region provided on the movable object, at least one magnetic field detector adapted, adapted to detect a signal originating from the magnetically encoded re...  
WO2005116946A3
A deactivator for deactivating label-style EAS devices is claimed. A preferred embodiment employs a microprocessor unit to control two transceiver coils, and a deactivation coil in series with a capacitor. The two transceiver coils are e...  
WO/2006/013091A2
A sensor device for measuring at least one parameter, wherein the sensor device is adapted to transmit signals to and/or to receive signals from a base station which is communicatively connectable to the sensor device in a wireless manner.  
WO/2006/013092A1
The present invention relates to a sensor device comprising a movable object, a first sensor element with a first magnetically encoded region and a second magnetically encoded region, and a second sensor element with at least a first mag...  
WO/2006/003111A1
In a variety of high power electrical devices, such as fault current limiters, a permanent magnet can be used as part of a magnetic circuit, and its inductance can be altered by passing electrical current through a coil wound around it t...  
WO/2005/116946A2
A deactivator for deactivating label-style EAS devices is claimed. A preferred embodiment employs a microprocessor unit to control two transceiver coils, and a deactivation coil in series with a capacitor. The two transceiver coils are e...  
WO2005064623A3
A method for adjusting a magnetization of a magnetizable object, the method comprising the steps of providing an object having a magnetized portion extending along at least a part of the object, arranging at least one degaussing element ...  
WO/2005/098953A1
There is provided a magnetization direction control method for controlling the magnetization direction of first to third ferromagnetic layers (11 to 13) of a layered ferrimagnetic structure (10A) having the first to the third ferromagnet...  
WO2005064302A3
A method and an apparatus for magnetizing an object, a method and an apparatus for calibrating a force and torque sensor device, a use of an apparatus for magnetizing an object in particular fields, and a use of an apparatus for calibrat...  
WO/2005/091314A1
The invention relates to a polymeric magnetic strip (1), comprising ferromagnetic particles and polymeric material, with transverse reliefs and arrangement of all magnetic poles on one side, whereby the cross-section of the magnetic stri...  
WO2004044930A3
A method of making a compound magnet (20) that comprises a plurality of regions at least some of which have different magnetization directions. The method comprises assembling a plurality of sections (22, 24, 26, 28 and 30) of magnetizab...  
WO/2005/064301A1
A torque sensor having a sensor element, wherein the sensor element is manufactured in accordance with the manufacturing steps of applying a first current pulse to the sensor element, wherein the first current pulse is applied such that ...  
WO/2005/064623A2
A method for adjusting a magnetization of a magnetizable object, the method comprising the steps of providing an object having a magnetized portion extending along at least a part of the object, arranging at least one degaussing element ...  
WO/2005/064302A2
A method and an apparatus for magnetizing an object, a method and an apparatus for calibrating a force and torque sensor device, a use of an apparatus for magnetizing an object in particular fields, and a use of an apparatus for calibrat...  
WO/2005/064303A1
A sensor device comprises an object having at least one magnetically encoded region thereon, at least two magnetic field detectors adapted to detect, as detecting signals, a magnetic field generated by the at least one magnetically encod...  
WO/2005/064281A1
A position sensor device for determining a position of a reciprocating object, comprising at least one magnetically encoded region fixed on a reciprocating object, comprising at least one magnetic field detector, and comprising a positio...  
WO2004102769A3
A homopolar machine produces an axial counter force on the rotating shaft (104) to compensate for the load on the shaft's thrust bearing (109) to reduce wear and noise and prolong bearing life. The counter force is produced through magne...  
WO/2005/015578A2
A dynamic degaussing system includes a magnetic field sensor (136) for generating a sensor signal in response to a sensed magnetic field. The magnetic field sensor (136) is coupled to a controller (400) that produces an output signal bas...  
WO/2005/008862A1
[PROBLEMS] To provide a brush-less motor used in electric devices, a small-size brush motor, and a ring magnet, a yoke-equipped ring magnet, and a brush-less motor capable of simultaneously achieving reduction of cogging torque and high ...  
WO/2005/008693A1
The invention relates to a magnetizing device comprising at least one support (2) which is made of an insulating material, is arranged across from the surface of a body that is to be magnetized, and is provided with at least one current ...  
WO/2004/112064A1
A magnetic core has a series of heat-dissipating feature for improved dissipation of the core losses. The heat-­dissipating features can comprise a series of fins or protrusions integrally realized with the core or permanently attached ...  
WO/2004/102769A2
A homopolar machine produces an axial counter force on the rotating shaft (104) to compensate for the load on the shaft’s thrust bearing (109) to reduce wear and noise and prolong bearing life. The counter force is produced through mag...  
WO/2004/079883A1
A magnetizing and assembling method capable of realizing a low cost and highly reliable electric compressor with a rotor having a built-in magnet. Magnets (130) are inserted into jig slots (104) arranged in a magnetizing jig (100) formed...  
WO/2004/071147A1
The object of this invention is to provide a fresnel panel structure for homogenizing a magnetic field distribution, including two or more magnetic focusing members arranged in parallel at intervals of 1 to 100 mm. The magnetic focusing ...  
WO/2004/055837A1
A superconducting magnet comprising a bulk body or a sheet body of type II superconducting material in which distribution of flux density component normal to the surface of the bulk body or the sheet body directly above the surface has (...  
WO/2004/044930A2
A method of making a compound magnet (20) that comprises a plurality of regions at least some of which have different magnetization directions. The method comprises assembling a plurality of sections (22, 24, 26, 28 and 30) of magnetizab...  
WO/2004/034553A1
An apparatus and its method of use enable magnetizing the permanent magnets of an electric motor rotor using the winding coils of the motor stator when the circumferential width of each rotor permanent magnet pole is larger than the circ...  
WO/2004/032310A1
A tubular permanent magnet which is used in a micro DC brushless motor used in a miniature hard disc, and employs an Sm-Co based magnetic material. The permanent magnet has radially magnetized domains formed in the circumferential direct...  
WO/2004/012212A1
A new type of frequencied magnetizing device and its magnetization process in which the two poles of the magnetized element are encoded by a micro-processor or a differential phase controlled magnetizing charger such that various combina...  
WO/2003/077237A1
A recorded data deleting device (1) comprising a recess part (2) where a hard disk device (20) is placed, a coil (4) for generating a magnetic field having a ring shape and enclosing the recess part (2) so as to enclose the hard disk dev...  
WO2002003402A8
The invention relates to the production of magnetic anistropy during the manufacture of magnetic layers.Said anistropy results in a set distribution both inside and along the layer. A magnet system is provided with at least three electro...  
WO/2003/019587A1
The invention relates to a magnetically hard object and to a method for adjusting a magnetic vector of a magnetically hard object. The aim of the invention is to provide a magnetically hard object and a method for producing the same, sai...  
WO/2003/012806A1
A method of magnetizing a rare−earth magnet, comprising a step for preparing a rare−earth magnet (22) disposed so as to form a cylinder (22a), a first magnetizing step for forming a first area (R1) magnetized from the inside to the o...  
WO/2002/103722A1
The present invention relates to an apparatus for combined electrophysical treatment of ferromagnetic materials and especially to an apparatus for simultaneous magnetic and ultrasound treatment of ferromagnetic materials. The apparatus c...  
WO/2002/066784A1
The method of providing for well tubular member (12) magnetization, the steps include providing a magnetizing structure (40) comprising an electrical coil (43) defining an axis, relatively displacing the member (12) and the structure (40...  
WO2002026468A3
A process and apparatus for magnetizing plastic pipe in which a plastic pipe material, plastic pipe coating, rectangular strips or solids rods are doped with a magnetizable material, the doped plastic material is extruded to form a plast...  
WO/2002/041334A1
A method of magnetising members of magnetisable material (210) including presenting a magnetiser head to a circular array of the members (210) mounted on a rotor plate (200) of an electrical machine. The magnetiser head includes a circul...  
WO/2002/037512A1
A varying voltage is applied to a conductive winding (61) that magnetically interacts with a magnetic body (60). The varying voltage causes the voltage induced in the winding to have such waveform and magnitude that the integral over tim...  
WO/2002/026468A2
A process and apparatus for magnetizing plastic pipe in which a plastic pipe material, plastic pipe coating, rectangular strips or solids rods are doped with a magnetizable material, the doped plastic material is extruded to form a plast...  
WO/2002/005359A1
The invention relates to a method enabling an HTS magnet to be magnetized by external exposure only through an arrangement consisting of high-temperature-superconductor rings, or with additional support from an external magnetic field ap...  
WO/2002/003402A1
The invention relates to the production of magnetic anistropy during the manufacture of magnetic layers.Said anistropy results in a set distribution both inside and along the layer. A magnet system is provided with at least three electro...  
WO/2001/093287A1
The present invention disclosed a new type of magnetization device. In the magnetization device, external baffles and internal baffles both made of diamagnetic material are arranged between a pipe wall and a coupling shaft both made of m...  
WO2001020621A3
An apparatus for demagnetising the magnetic state of a component comprises a coil and means for supplying an AC magnetic field through the coil and means for generating and applying a decaying magnetic field, an exponentially decaying fi...  
WO/2001/061829A1
The advent of powerful rare earth permanent magnets has led to a resurgence of permanent magnet electrical machines, but the assembly of the magnets into the machine, conventionally by hand, has caused difficulties. To meet these, am met...  
WO2000069052A3
The present invention relates to a method for generating a magnetostatic field, wherein said method involves supplying a direct electric current into a closed electric circuit made of serially connected conductive sections. The circuit i...  

Matches 101 - 150 out of 2,820