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JP4702672B2 |
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JP4697736B2 |
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JP4698610B2 |
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 permeab...
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JP4691277B2 |
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JP2011087458A |
To provide a method for magnetizing a rotor of an electric machine.The method includes assembling an array of non-magnetized anisotropic permanent magnet segments 19 around a rotor spindle 18 encased in a metallic ring. The method also i...
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JP4677121B2 |
To provide a distribution-of-magnetization calculating device that can calculate the waveform of a magnetizing current flowing to a magnetizer required for calculating the distribution of magnetization in a magnet. This distribution-of-m...
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JP4678774B2 |
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JP4674799B2 |
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JP4671278B2 |
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JP4671277B2 |
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JP4667066B2 |
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JP4650643B2 |
A radially anisotropic ring magnet endowed with good magnetic characteristics and having throughout the magnet an angle of 80 to 100 DEG between a center axis thereof and a radial anisotropy imparting direction is manufactured by a press...
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JP4653555B2 |
To provide an oxide superconductive magnet material superior in magnetization, and an oxide superconductive magnet system which is appropriately magnetized. A superconductor 200 is inserted up to the projections 101 on the inner circumfe...
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JP4648876B2 |
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JP4617624B2 |
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JP4617279B2 |
In a magnetic circuit for providing magnetic anisotropy in the in-plane radial direction of a soft magnetic under layer, magnets for perpendicular magnetization are respectively provide on the north and south poles of a magnet for horizo...
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JP4600162B2 |
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JP2010273475A |
To provide a method for manufacturing a ring magnet that attains smoother motor rotation.Each magnetic pole 18 (18n, 18s) of a ring magnet 13 is formed by magnetizing the ring magnet after setting a plurality of small regions 22, with re...
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JP4586850B2 |
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JP4569896B2 |
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JP4559176B2 |
A magnetizing coil unit and a method of making a magnetizing coil unit is provided. The coil includes a solenoid coil having a coiled copper sheet in which the width of the copper sheet is equal to the height of the solenoid coil. A magn...
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JP4554346B2 |
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JP4543182B2 |
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JP4525274B2 |
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JP4522027B2 |
A magnet used for an actuator of an optical pickup has a magnetization pattern comprising two different pole areas adjacent with each other. At a corner part defined by the boundary line of the two pole areas, the pole area inside the co...
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JP4523067B2 |
Direct shaft power measurements of rotating machinery, including a magnetic encoding system for the shaft, having at least one conducting member having a first end and a second end which is disposed proximate the shaft with a gap between...
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JP4517469B2 |
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JP4512644B2 |
A magnet magnetizing system and a superconducting magnet to be magnetized, for magnetizing a superconducting magnet to be magnetized, comprises: a magnetizing magnetic field generating means (19) for generating and distinguishing a stati...
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JP4512855B2 |
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JP4506944B2 |
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JP4503299B2 |
A magnetizing apparatus for tone wheel, comprising a ring-like magnetizing yoke provided with plural wire inserting grooves at a space in its radial direction, and a wire fixed to the magnetizing yoke by sequentially inserting in the gro...
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JP4498506B2 |
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JP2010147214A |
To provide a method of magnetizing a permanent magnet that can improve production efficiency of magnetization processing. When permanent magnets are magnetized using a continuous body 1, made of synthetic resin, provided with holders 2 f...
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JP4486251B2 |
A bias element for use in a magnetomechanical EAS marker is magnetized to saturation. Then the magnetic charge in the bias element is redistributed by applying to the bias element a magnetic field having an AC ringdown characteristic. Th...
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JP2010130818A |
To provide a method for manufacturing a field element, capable of reducing difficulties in production. In step S1, a plurality of first magnetic bodies and a plurality of second magnetic bodies are alternately arranged around a predeterm...
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JP4479508B2 |
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JP4444797B2 |
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JP4432476B2 |
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JP4430013B2 |
A magnetizing jig used in cooperation with a magnetizing yoke formed with a circular magnetizing face, for fixing a ring-like magnetic encoder base plate to be magnetized thereto and magnetizing it by exciting a multi-pole magnetizing co...
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JPWO2008062757A1 |
A method for producing a permanent magnet having extremely high orientation is provided by combining the crystal fracture surfaces of alloy raw material powders having a more equal crystal orientation relationship in a magnetic field. In...
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JP2010042378A |
To aim to add uniform magnetic force directly to a passing fluid.A magnetizing equipment for a fluid has a constitution that a permanent magnet body in which a space between parallel magnetic poles of an N pole and an S pole of a permane...
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JP4422503B2 |
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JP2010040914A |
To provide a multi-pole magnet capable of improving the magnetization accuracy.In the magnetization method of the multi-pole magnet, a plurality of concavoconvex parts are provided on a side of a magnet material 1, and a magnet material ...
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JP2010039447A |
To solve a problem of not being able to cope with the higher speed and higher image quality of a recent full-color machine since high magnetic flux density cannot be secured inexpensively in a conventional cylindrical magnet roller due t...
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JP2010021463A |
To magnetize different numbers of poles with a single magnetizing device without problems.Four magnetizing coils 3a-3d and iron cores 5 are so arranged as to sandwich a sensor magnet 6, which is for detecting the rotation of a rotor 7 su...
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JP4400698B2 |
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JP4391964B2 |
To provide a ring magnet capable of reducing a harmonic component of magnetomotive force distribution for reduction in uneven torque. A periodical recessed/protruding configuration is formed in the axial direction of a ring outer periphe...
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JP4387716B2 |
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JP4391955B2 |
A PMA (Permanent Magnet Assisted) synRM and a method for imposing a magnetic force thereon. Magnets are inserted into outer flux barriers of a plurality of flux barriers formed along the radius of a rotor, and bridges or slim portions ar...
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JP4385469B2 |
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