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JP2015072953A |
To provide a technique advantageous to demagnetize an object.A demagnetization device for demagnetizing an object includes a coil for generating a magnetic field to demagnetize the object and a supply unit for supplying an AC current hav...
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JP5701254B2 |
A magnetization apparatus includes a power supply unit, an energy storage element and a voltage clamp unit. The power supply unit generates at least one exciting signal to excite at least a coil of a magnetic field generating apparatus. ...
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JP5681879B2 |
A method and an apparatus for manufacturing a perpendicular magnetic recording medium are provided which can easily demagnetize a magnetic layer with a high coercivity. The method includes: forming a magnetic layer on a substrate; applyi...
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JP2015035558A |
To provide a demagnetization method and a demagnetizer thereof which allow for shortening of the processing time while reducing the highest required demagnetization field and demagnetization field strength, while allowing demagnetization...
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JP5669108B2 |
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JP2015008259A |
To provide a manufacturing method for rotor which allows for application of the magnetic field of a magnetization coil to a magnet in a desired direction, while allowing positional deviation of the magnetization coil from the rotor core....
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JP5643014B2 |
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JP5631358B2 |
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JP5615892B2 |
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JP5597421B2 |
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JP5594726B2 |
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JP5573592B2 |
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JP5550677B2 |
One or more pairs of magnet assemblages (14 and 16) are provided with magnetized segments (21-30) arranged in a Halbach-like array. The magnet assemblages (14 and 16) define a gap (18) through which magnetic data storage media (12) pass ...
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JP5553641B2 |
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JP5535827B2 |
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JP2014113612A |
To improve large width motor output being higher in ψa (a magnetic flux of a rotor magnet) than a conventional samarium magnet, by manufacturing an anisotropic rare earth permanent magnet having high coercive force and high residual mag...
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JP5515964B2 |
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JP5516723B2 |
A production method is provided which can efficiently produce a case-integrated bonded magnet wherein a tubular bonded magnet and a tubular case are strongly pressure-bonded. The production method for a case-integrated bonded magnet acco...
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JP5506234B2 |
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JP5494299B2 |
In the disclosed method for demagnetizing magnetic powder: the magnetic powder is placed in a container having an opening, a pressing means is inserted into the container from the opening thereof, the magnetic powder is pressed with the ...
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JP2014082349A |
To provide a technique for improving magnetization of the magnetic pole of a magnet.A magnetization device 300 includes a magnetization yoke 306 having a plurality of salient poles 306a facing the magnetized surfaces 40a of a magnet 40 a...
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JP2014067914A |
To provide a magnetization method and a magnetization device for a rotor that can suppress variance in magnetic force of a magnet and efficiently magnetize the rotor of a magnetic flux concentration type motor when magnetizing the rotor....
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JP2014052267A |
To provide a sensitivity adjusting method for magnetic sensor modules that can prevent the output of a magnetic sensor module obtained by processing the output of a magnetic sensor element from fluctuating.By a sensitivity adjusting meth...
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JP5431932B2 |
High-current, compact, flexible conductors containing high temperature superconducting (HTS) tapes and methods for making the same are described. The HTS tapes are arranged into a stack, a plurality of stacks are arranged to form a super...
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JP5423351B2 |
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JP5413100B2 |
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JP5409800B2 |
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JP2014014761A |
To provide a magnetic filter demagnetization method for efficiently cleaning a magnetic filter to which a magnetic particle such as fine iron powder in liquid has been attracted by magnetic force.When assuming that magnetic attraction fo...
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JP2014007186A |
To provide a wound electronic component inductance of which can be enhanced and adjusted by magnetizing a core composed of a magnetic material, without requiring any extra dedicated process or facility for magnetization, and mass product...
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JP5360638B2 |
To provide a superconducting magnetic field generating apparatus capable of magnetic field being formed, as uniform as possible, over a wide range, in an in-cylinder space of a superconducting body, and to provide a method for magnetizin...
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JP5359027B2 |
To provide a permanent magnet structure which produces stronger magnetic field compared with that in the prior art. The permanent magnet structure (20) includes a first magnet set (12) containing a plurality of first magnets (12a, 12b) a...
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JP5353976B2 |
To prevent breakage and cracks from occurring in sintering and cooling for aging in a radial anisotropic sintered magnet. The radial anisotropic sintered magnet formed into a cylindrical shape includes a portion oriented in directions ti...
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JP5337778B2 |
To provide a method capable of efficiently recovering a permanent magnet in a reusable form from a product including at least the permanent magnet, and to provide an useful device therefor.The method comprises recovering a permanent magn...
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JP5327433B2 |
A method of manufacturing a rotor magnet for a micro rotary electric machine is provided which includes steps of: a process in which a plurality of thick films (5), each of which is made of nanocomposite texture composed of ±Fe and R-TM...
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JP5326357B2 |
To provide a magnetizing method of a permanent magnet capable of producing a strong magnet by sufficiently providing a strong magnetic field, capable of performing rapid reversions when magnetizing multiple poles, without requiring much ...
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JP2013223346A |
To provide a demagnetization method and a demagnetizer of a new rotator capable of efficiently demagnetizing a permanent magnet used in a rotator at temperature close to a room temperature without heating.A rotator 21 is arranged in the ...
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JP5322340B2 |
To provide a demagnetizing apparatus capable of demagnetizing a transformer with simple constitution. The demagnetizing apparatus is constituted by incorporating a fault determination unit including a demagnetizing portion 2 which demagn...
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JP5314174B2 |
To provide an apparatus for manufacturing an encoder, an outer ring seal, and an encoder seal made by combination of an encoder and an outer ring seal that shortens a manufacturing and assembling time by automating a manufacturing proces...
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JP2013201854A |
To magnetize a magnetized member in a complicated configuration.A magnetization method and a magnetization device that magnetize a magnetized member (3) by putting magnetization portions (4, 5) generating magnetic fields close to the mag...
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JP5286843B2 |
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JP5279422B2 |
To provide a method of sufficiently demagnetizing a steel cord, and to provide an automobile tire having a steel cord demagnetized by the method. An adjoining one magnet 6 among the magnets 6 arranged in a width direction of a steel cord...
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JP2013171605A |
To provide a magnetically recorded data destruction device which offers improved energy efficiency and work efficiency in destroying data on a recording medium.A magnetically recorded data destruction device 100 includes; a capacitor 30;...
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JP5275840B2 |
A magnetic encoder magnetizing method, in which magnetization of the plural neighboring tracks of the magnetic encoder can be accurately performed, is provided. While an annular magnetic body having a plurality of annular, unmagnetized m...
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JP5267459B2 |
A method for producing a radially anisotropic ring magnet having at least one axial groove on the inner surface comprises using a die comprising a cylindrical, magnetic core, a magnetic sleeve having an axial ridge in alignment with the ...
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JP2013157505A |
To provide a method of manufacturing a bond magnet, with which magnetization characteristics are improved, an adjustment width of the magnetization characteristics is widened, and which is simple and reduces costs.A method of manufacturi...
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JP5264098B2 |
To effectively perform demagnetization of a rare earth magnet, an NdFeB-based bond magnet or the like having high coercive force by comparatively simple constitution. A demagnetization apparatus comprises: first and second switches 11a, ...
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JP2013529840A |
A method of processing a metal for improved damping of a metal part is provided. The method comprises placing the metal part inside a current carrying coil and closing a circuit for to apply current to the coil, thus producing a magnetic...
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JP2013123318A |
To provide a ring magnet capable of reducing usage of magnets.A cylindrical ring magnet 2 is constituted of an outer peripheral ring part 5 oriented in the same radial direction 5a and an inner peripheral ring part 6 oriented in the same...
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JP2013089734A |
To provide a demagnetization apparatus having excellent demagnetization performance which ensures excellent energy saving because it does not require power supply and does not consume electric power, and convenient handling because it do...
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JP2013089758A |
To realize a structure enabling a more accurate magnetization pitch on a permanent magnet material 14 on which permanent magnets are magnetized, when manufacturing an encoder comprising: an annular shaped surface for being detected; and ...
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