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JP2003347142 |
To provide a method by which a cylindrical anisotropic magnet can be manufactured with high productivity without deteriorating magnetic characteristics of the magnet, and to provide the cylindrical anisotropic magnet manufactured by the ...
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JP2003348612 |
To provide a magnetic field compensation coil apparatus the magnetic field produced from a magnetic field compensating coil of which gives no effect on degaussing and storage of static electric charges in the magnetic field compensating ...
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JP2003347121 |
To provide a manufacturing method that is simple and safe and can reduce the number of steps, and an assembling jig for manufacturing a periodic magnetic-field generation magnetic circuit with a Hal bach magnet arrangement. The magnetic ...
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JP2003332128 |
To provide a mold for manufacturing a magnet that can be made anisotropic so that the void magnetic flux density distribution may form a sine wave as much as possible when used in a motor, superior in shock resistance and can be formed b...
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JP2003318018 |
To provide a magnetic attraction sheet which is restrained from exhaling a malodor, has high water-resistant properties, and enables a user to repeatedly write data on it and erase the stored data from it.The magnetic attraction sheet is...
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JP2003318027 |
To provide a magnetizing device and a magnetizing method, which are capable of magnetizing all poles and enhancing a magnetic force.The magnetizing device 20 is equipped with a first magnetizing unit 21 provided with a first magnetic pol...
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JP2003303715 |
To provide a correct magnetizing water cup and a magnetic structure using it for people who desire to drink water that is good for health.In a magnetic structure for a magnetizing water cup, a radial anisotropic ring magnet is divided in...
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JP2003303716 |
To generate a superior demagnetization effect as compared with a conventional technology without increasing the size of an exciting coil.A method and apparatus for demagnetization is such that an AC exciting current containing a current ...
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JP2003297630 |
To provide a method and device for magnetization by which a rolled sheet can be magnetized easily, quickly, and stably.The method for magnetization includes a step of bringing a columnar permanent magnet, which is magnetized alternately ...
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JP2003297631 |
To provide a magnetizing device, having a simple constitution and is equipped with a cooling means that can fully cool a part to be cooled.This magnetizing device 1 is provided with a cooling means which cools a cylindrical winding secti...
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JP2003290920 |
To enable a pipe line to be welded by using a split coil easily mountable on the pipeline and efficiently performing a demagnetizing operation without spending time and labor.A weld groove 9 is set by abutting the end to be welded of a m...
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JP2003284297 |
To provide a magnetizer for DC motor magnet wherein the cogging torque of a DC motor is reduced to a level which has not been conventionally attained.A conductor 4 is respectively wound on a north magnetic pole 2 and a south magnetic pol...
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JP2003282322 |
To surely remove residual magnetism from steel without adding new facility stopping the steel material.A flying demagnetizing device demagnetizes the steel material, while the steel material is passed through an alternating magnetic fiel...
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JP2003280394 |
To make a magnet roller, which is increased partially in magnetic characteristic by bonding and fixing a magnet piece formed of a rare-earth magnet in a groove part formed on the outer circumferential surface of a pipe- shaped plastic ma...
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JP2003276408 |
To easily and reliably magnetize a plurality of types of information necessary for identifying tires, as magnetized patterns.The magnetized pattern is formed on the tire 1 having a belt 4 uniformly arranged in a circumferential direction...
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JP2003272917 |
To solve the problem that it has been difficult to combine a plurality of conventional ordinary permanent magnets with each other to produce a large magnet, because the magnets have heteropolar magnetic poles at their both ends and their...
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JP3474152 |
To obtain a magnetizing apparatus for permanent magnet rotor which can easily control a current. This magnetizing apparatus comprises a magnetizing iron core 13 opposite to the predetermined number of permanent magnets 11 among a plurali...
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JP2003264107 |
To completely demagnetize the remanent magnetism by demagnetizing steel while running it without deforming or scratching its surface.A long steel S is moved to the right in the Fig. on the table rollers 12 disposed in the front and rear ...
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JP2003262619 |
To provide an identification device and an identifying method which can easily supply magnetized values to a plurality of magnetic particles and can easily identify magnetic particles.The identifying device includes a magnetizing means 4...
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JP3470301 |
PURPOSE: To efficiently, effectively degauss a stud bolt magnetized by a large current at the time of welding the bolt to a steel frame. CONSTITUTION: The stud bolt degaussing apparatus comprises a triaxial degaussing unit A having three...
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JP2003257736 |
To provide a device and a method for automatically magnetizing superconductor by which a superconductor can be magnetized with a high capture magnetic field.The device for automatically magnetizing superconductor is provided with a super...
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JP2003257738 |
To provide a permanent magnet that can be improved in detection sensitivity when the magnet is used as a position sensor.This permanent magnet 11 is magnetized so that its magnetic flux density may gradually increase from one end section...
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JP2003257737 |
To provide a method for magnetization by which a Bi-replaced rare- earth-iron-garnet film, etc., can be magnetized surely in a single magnetic domain without requiring any large-scale magnetic-field generating device.In this method of ma...
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JP2003257762 |
To provide a ring magnet, together with its manufacturing method, which has low cogging torque, high efficiency, and high torque by appropriately adjusting orientation of magnetic powder constituting the ring magnet, and also to provide ...
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JP3469637 |
PURPOSE: To realize a demagnetizing method and a demagnetizing equipment which can be easily installed in an arbitrary place and enables a quick process. CONSTITUTION: A tunnel type demagnetizer 2 is installed around the halfway part of ...
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JP2003243225 |
To provide a magnetizing device for a magnet roll which is capable of easily controlling wave-form of magnetic field of the magnet roll without requiring many labor hours and a large expense.This magnetizing device 4 is equipped with a m...
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JP2003217928 |
To provide a magnetizing container capable of efficient magnetization.A container 2 is composed of a material, through which the magnetic lines of force can permeate and reach the substance contained therein. A plurality of magnetic-circ...
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JP2003217929 |
To provide a plastic pole-oriented magnet having magnetic characteristics in that the waveform of the magnetic flux density is almost ideal and it is capable of proper use for electrical appliances or the like.A forming die, used for an ...
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JP3444173 |
To magnetize non-magnetized magnet materials while they are fixed to a support ring. A magnetizing device of a magnet for an eddy current generated retarder has a magnetizing coil 13 having a plurality of cores 13a protruding from the in...
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JP3434531 |
PURPOSE: To improve the degaussing effect. CONSTITUTION: A 1st coil 10 is arranged on a front face of a color picture tube 3, into which a current to generate a degaussing magnetic field flows to produce degaussing. Furthermore, second c...
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JP2003158011 |
To provide a magnetic attraction sheet that can be manufactured inexpensively through continuous multipolar magnetization, and to provide a method of magnetizing the sheet and a method of manufacturing the sheet.The methods of magnetizin...
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JP2003143815 |
To provide a new-type magnetizing device capable of magnetizing a cylindrical permanent magnet with a high peak value of a flux density distribution at the surface of the magnet.This magnetizing device magnetizes the cylindrical permanen...
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JP2003133134 |
To provide a high performance encoder 2 at a low cost by making it easy to adjust a center of a cylinder portion 7 of a core metal 5 to be a rotation center of the encoder 2 to a center of a magnetizing face 9.A center of a magnetizing u...
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JP2003130685 |
To accurately detect the position of a welded point of a permanent magnet encoder formed by the injection molding and the degree of lowering in the flux density at the welded point.An injection-molded encoder is magnetized uniformly in t...
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JP2003124026 |
To provide a demagnetizer that can surely demagnetize an object in a short time.When a magnetic filed, in which polarity is successively reversed by applying to an exciting coil LZ a voltage whose polarity is reversed in sequence, is gen...
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JP2003115408 |
To provide a method of surely magnetizing parts near a boundary between the regions of magnets more surely in the prescribed directions than usual, when the magnets arranged into the shape of a cylinder are magnetized respectively so as ...
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JP2003113421 |
To provide an excitation annealing system which enables a tray for transporting a small amount of many items to increase the loading rate, and can reduce an energy consumption rate in excitation annealing, and provide the tray for transp...
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JP2003109835 |
To realize a required magnetized pattern for a plastic magnet in a short time without requiring a number of knowhows.When a resin material blending magnetic powder is injected to a molding cavity 3 forming a magnetic field by a magnetize...
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JP2003111360 |
To provide a permanent magnet for a motor which can reduce the- noise, cogging torque, and torque ripple of the motor, and to provide a magnetization method thereof.This permanent magnet 1 for a motor has a plurality of poles 11, 12, 13 ...
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JP3418083 |
To enable magnetic polarity transitional point of a magnet to be completely magnetized by a method, wherein a magnetizing head is provided as coming into contact with a permanent magnet, and a magnetizing device is equipped with a slide ...
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JP2003088057 |
To provide a pole magnetizing annular magnet for a small motor field wherein superior magnetic characteristic and a smooth surface magnetic flux density waveform are obtained, and to provide a manufacturing method of the magnet.In the mo...
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JP2003086424 |
To provide a method of manufacturing magnetized bodies for pulser ring which can reduce time and procedures for magnetization process and also can reduce wasteful materials, at manufacturing of magnetized bodies of various kinds of diffe...
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JP2003077725 |
To provide a method for manufacturing a pulser ring which can increase magnetization intensity in spite of a half-cell magnetizing method and assure a magnetic characteristic with high accuracy.For example, five magnetization yokes 11, 1...
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JP2003077724 |
To provide a method for manufacturing a pulser ring which can prevent a magnetized member from being damaged and increase a magnetic force.When manufacturing a pulser ring by magnetizing a magnetized member 1, magnetic poles 11a, 11b of ...
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JP2003075194 |
To enhance the detecting accuracy of a magnetic sensor by assuring excellent accuracy in spacing pole areas apart from one another, relating to a method of magnetizing a pulser ring for use in rotation detection apparatus for detecting r...
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JP2003068527 |
To provide a method and a device for magnetizing a magnetic absorption sheet, which allow the user to magnetize, especially, a long magnetic absorption sheet into multipole at high speed, with low power consumption.This magnetizer has a ...
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JP2003059718 |
To provide a magnetizing unit which is capable of accurately magnetizing a ring which forms a magnetic encoder and a rotary magnetizing method by the use of the same. Side heads 3b and 3c are provided on the sides of a center head 3a wou...
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JP2003059039 |
To improve alignment by effectively suppressing the inversion of a magnetic field direction when the alignment of magnetic bodies in magnetic paint is controlled. A magnetic coating 2 is formed by applying the magnetic paint on a nonmagn...
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JP2003045713 |
To provide a magnetic attraction sheet which has a small diamagnetic field, is hard to demagnetize, even if it is reduced in thickness, and hardly collapses, even if the sheet is rolled, and suitable for printing by a printer, and to pro...
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JP2003045714 |
To provide a magnetic attraction sheet equipped having a magnetic layer which is oriented, magnetized, has an axis of easy magnetization in an in-plane direction, and is made to have an optimal magnetization pitch so as to gain a maximum...
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