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WO/2021/128802A1 |
A high-Cu and high-Al neodymium iron boron magnet and a preparation method therefor. The high-Cu and high-Al neodymium iron boron magnet comprises: 29.5-33.5% R, over 0.985% B, over 0.50% Al, over 0.35% Cu, over 1% RH, and 0.1-0.4% high-...
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WO/2021/133149A1 |
The present invention relates to a method for manufacturing an amorphous soft magnetic core using alloy powder and an amorphous soft magnetic core. The method for manufacturing an amorphous soft magnetic core according to one embodiment ...
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WO/2021/131275A1 |
This manufacturing method is for a ceramic electronic component that has: a rectangular parallelepiped-shaped ceramic prime field having an internal electrode; and an external electrode disposed on a first end surface of the ceramic prim...
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WO/2021/128076A1 |
Disclosed are a wireless charging back shell assembly and an electronic device. The wireless charging back shell assembly comprises a back shell, a wireless charging coil, a first bonding pad, a second bonding pad, a first FPC transmissi...
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WO/2021/124735A1 |
This method for producing a magnetic sheet comprises at least one laminating step for increasing the number of curable magnetic layers (20) laminated in the thickness direction thereof by forming, in the thickness direction, a curable ma...
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WO/2021/124780A1 |
The present invention provides a motor core that has excellent fatigue characteristics and proposes a method for cheaply producing the motor core. A motor core that is a laminate of electromagnetic steel sheets. At the outer circumferent...
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WO/2021/124345A1 |
Optimum magnetic core assembly (100) and manufacturing process thereof comprising a primary magnetic alloy (101) and at least one supplementing magnetic alloy (102), made of a magnetic material (90) pre-coated with an electrically insula...
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WO/2021/114648A1 |
An R-T-B series permanent magnet material, a raw material composition, a preparation method and an application. An R-T-B series permanent magnet material I comprises R, T and X, which satisfy the following relational formula: (1) the ato...
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WO/2021/118707A1 |
Me-N-C catalysts, wherein Me can include a transition metal, Mn, Fe, Co, or a combination of metals with Me-INU moieties located at the exterior surface of the Me-N-C catalysts are produced by a chemical vapor deposition synthesis. The s...
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WO/2021/117325A1 |
In the manufacturing of a non-oriented electromagnetic steel sheet by subjecting a steel slab containing 2.8 to 6.5 mass% of Si and 0.0005 to 0.0050 mass% of Zn to hot-rolling, then cold-rolling and then final annealing, a coating agent ...
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WO/2021/115814A1 |
A method for producing a coated electric strip comprises hydrolyzation of a surface of a rolled aluminum-alloy electric strip. A pretreatment layer that contains an organosilicon compound is applied across the surface of the rolled alumi...
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WO/2021/112389A1 |
The present application relates to a magnetic substance, a curable composition comprising same, and a method for manufacturing the magnetic substance. The magnetic substance of the present application has an excellent calorific value and...
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WO/2021/111645A1 |
This laminated core of an electric machine is provided with a plurality of laminated core pieces, wherein said plurality of core pieces each have a first portion and a second portion having a thinner sheet thickness than the sheet thickn...
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WO/2021/109568A1 |
Disclosed are an R-T-B-based permanent magnet material, a preparation method therefor and the use thereof. The R-T-B-based permanent magnet material I comprises the following components: 29.0 to 32.5 wt.% of R including RH, 0.30 to 0.50 ...
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WO/2021/107011A1 |
[Problem] To provide an R-T-B based permanent magnet which has high coercivity Hcj and high residual magnetic flux density Br at room temperature, while having excellent coercivity Hcj and excellent temperature characteristics at high te...
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WO/2021/107012A1 |
[Problem] To obtain an R-T-B based permanent magnet with improved magnetic characteristics, particularly residual magnetic flux density Br and coercive force Hcj. [Solution] An R-T-B based permanent magnet comprising R2T14B main phase cr...
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WO/2021/103466A1 |
Disclosed is a method for preparing a soft magnetic composite material with a high magnetic conductivity and a low loss, the method comprising: applying a layer of magnetic oxide particles (2) outside a spherical soft magnetic alloy part...
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WO/2021/102559A1 |
The present disclosure is directed towards a method of manufacturing a permanent magnet such that the magnet defines a channel for allowing circulation of a coolant through the permanent magnet, or defines a channel for allowing circulat...
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WO/2021/103467A1 |
Disclosed are a method for preparing a high-performance soft magnetic composite material and a magnetic ring thereof. Spherical soft magnetic alloy particles are coated with an insulating layer to form mixed powder; the mixed powder is l...
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WO/2021/106800A1 |
A workpiece-holding jig in one aspect of the present disclosure comprises a holding body section and a plurality of wire support sections. The holding body section is formed into a pipe shape having an open end in which a workpiece is po...
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WO/2021/102808A1 |
Disclosed is a transformer coil winding machine, comprising a workbench (10). A winding device (20) and a wire-feeding device (30) are arranged on the workbench (10), wherein the winding device (20) comprises a winding spindle (21) arran...
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WO/2021/107248A1 |
The present invention relates to a method for manufacturing a high-temperature superconductive coil by using diffusion bonding and a high-temperature superconductive coil manufactured thereby and, more specifically, to a high-temperature...
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WO/2021/107010A1 |
[Problem] To provide an R-T-B based permanent magnet having high coercive force Hcj and residual flux density Br at room temperature and also having excellent coercive force Hcj and temperature characteristics at high temperatures. [Solu...
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WO/2021/106674A1 |
This motor winding bobbin is provided with: a cylindrical winding drum having a winding region for winding a wire rod around the outer circumferential surface; a flange projecting from the cylindrical outer circumferential surface toward...
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WO/2021/103064A1 |
Disclosed are a stirring process and a stirring system for a neodymium-iron-boron powder and a process for manufacturing a neodymium-iron-boron magnetic steel. The stirring process for the neodymium-iron-boron powder mainly comprises the...
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WO/2021/098181A1 |
Disclosed in the present invention are a transformer and a transformer machining process, comprising two coil units arranged side-by-side, each unit comprising an inner coil and an outer coil sleeved on the outside of the inner coil, an ...
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WO/2021/098226A1 |
An R-T-B permanent magnet material and a preparation method therefor and a use thereof. The R-T-B permanent magnet material comprises the following components: R', which is between 29.5 wt. % and 33.0 wt. %, the R' comprising R, Pr, and ...
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WO/2021/100303A1 |
A winding machine 10 includes a winding core 12 which includes a winding body portion 13 and flanges 14, 15 provided on both sides of the winding body portion 13 in a rotation axis direction and in which a wire 11 supplied from a drum 10...
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WO/2021/098223A1 |
Disclosed are a neodymium-iron-boron magnet material, a raw material composition, a preparation method therefor and a use thereof. The raw material composition of the neodymium-iron-boron magnet material comprises the following component...
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WO/2021/100424A1 |
A laminated coil component 1 comprising: a laminate 10 made by lamination of a plurality of insulation layers, a coil being incorporated into the interior of said laminate 10; and a first external electrode 21 and a second external elect...
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WO/2021/098243A1 |
Disclosed is a method for increasing Bs of an MnZn power ferrite material by moving a valley point, belonging to the field of the preparation of MnZn power ferrite materials. The method comprises the following steps: 1) mixing Fe2O3, MnO...
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WO/2021/098225A1 |
Disclosed are a neodymium-iron-boron magnet material, a raw material composition, a preparation method therefor and a use thereof. The raw material composition of the neodymium-iron-boron magnet material comprises the following component...
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WO/2021/098224A1 |
Disclosed are a neodymium-iron-boron magnet material, a raw material composition, a preparation method therefor and a use thereof. The raw material composition of the neodymium-iron-boron magnet material comprises the following component...
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WO/2021/094297A1 |
This invention is directed to a corrosion-resistant permanent magnet, to a method for producing a corrosion-resistant permanent magnet, and to an intravascular blood pump comprising the magnet. The magnet is surrounded by a composite coa...
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WO/2021/095778A1 |
A nozzle holding tool according to an aspect of the present invention holds a nozzle which holds a wire rod for forming a coil. The nozzle holding tool is coupled to a rotary shaft. The nozzle holding tool is provided with: a nozzle fixi...
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WO/2021/095837A1 |
A laminated core (100) according to the present invention comprises a plurality of leg parts (210a-210c) which extend in a direction that is perpendicular to the lamination direction of electromagnetic steel sheets and a plurality of yok...
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WO/2021/095468A1 |
This lamination structure achieves both high spin polarization rate and low electric resistance. This lamination structure has: a Heusler alloy; and graphene in direct contact with the Heusler alloy on a surface of the Heusler alloy. Thi...
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WO/2021/088194A1 |
Disclosed are a transformer, a packaging fabrication method therefor, and an electric power meter thereof. The transformer comprises a transformer outer housing, an annular magnetic core contained in the transformer outer housing, and a ...
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WO/2021/090972A1 |
The present invention relates to a two-row planar coil assembly for a transformer, and a method for manufacturing a planar coil element for a transformer. The two-row planar coil assembly for a transformer is characterized by comprising:...
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WO/2021/088200A1 |
A dual-stage magnetic excitation high-voltage proportional standard apparatus and an error compensation method, the apparatus comprising: a first stage iron core (C1), a second stage iron core (C2), a proportional winding (N1), a proport...
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WO/2021/090973A1 |
The present invention relates to an apparatus for automatically manufacturing a flat coil element for a transformer, the apparatus comprising: a primary injection mold (10) for primarily coating a resin on flat coils (100, 200) of a coil...
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WO/2021/085521A1 |
This Sm-Fe-N rare earth magnet contains Sm-Fe-N crystal grains. The oxygen content in the Sm-Fe-N rare earth magnet is 0.5 mass% or less based on the total amount of the Sm-Fe-N rare earth magnet, and the average grain size of the Sm-Fe-...
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WO/2021/079697A1 |
[Problem] To improve the magnetic properties of a coil component having a structure in which an inter-layer insulation film is provided between a spiral coil pattern and a magnetic element. [Solution] A coil component 1 is provided with ...
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WO/2021/072572A1 |
A neodymium magnet hydrogen decrepitation furnace capable of continuously charging hydrogen multiple times, comprising a hydrogen decrepitation furnace (1); one end of the hydrogen decrepitation furnace (1) is fixedly connected to a rota...
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WO/2021/075787A1 |
A manufacturing method for a sintered magnet according to an embodiment of the present invention comprises the steps of: preparing a R-T-B-based magnet powder through a reduction-diffusion method; and sintering the R-T-B-based magnet pow...
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WO/2021/074526A1 |
The invention relates to a method for forming, by additive manufacturing, a one-piece ferromagnetic part (100) of a rotating electric machine, the part (100) comprising, along an axis of elongation XX', an alternation of first segments (...
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WO/2021/071236A1 |
A manufacturing method of a sintered magnet according to an embodiment of the present invention comprises the steps of: preparing an R-Fe-B-based magnetic powder; sintering the F-Re-B-based magnetic powder to manufacture a sintered magne...
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WO/2021/070604A1 |
A toroidal core on which an Fe-based magnetic thin band is wound, the Fe-based magnetic thin band having crystals with an average crystal grain diameter of 1 µm or less, the toroidal core being characterized in that the proportion there...
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WO/2021/071900A1 |
A module includes a substrate, metal layers and insulating layers laminated on the substrate, a bottom winding made of a metal directly contacting a first metal layer or a second metal layer, a first insulating layer on the bottom windin...
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WO/2021/070437A1 |
The present invention provides a monitoring and diagnostic device capable of monitoring and diagnosing the states of the core and windings contained in a transformer, without using an additional active device. A transformer monitoring an...
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