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WO/2023/134828A1 |
The invention relates to devices (10) and methods for producing wave winding wires for a coil winding of an electric machine via flat winding, wherein a row of shaping elements (14.1, 14.2), each having a holder (16) for holding a straig...
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WO/2023/133994A1 |
Provided in the present invention is a method for manufacturing an integrally formed inductor. Compared with the prior art, the present invention has the following advantages: the production efficiency of an inductor is effectively impro...
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WO/2023/132409A1 |
A toroidal coil winding machine is disclosed. The toroidal coil winding machine includes a core rotating portion rotating by a predetermined angle while supporting a toroidal core, a winding arm that grasps a wire passing through a hollo...
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WO/2023/131417A1 |
Multi-layer printed circuit board for use in a planar transformer A multi-layer printed circuit board, PCB (100) for use in a planar transformer comprises a bottom face (101); a top face (102); at least one lateral face (103); at least o...
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WO/2023/131448A1 |
According to an embodiment, the spacer element (1) for a winding (100) of an electric device comprises at least one connection member (20, 21, 22) and a plurality of ribs (3). The ribs are connected to the connection member and are space...
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WO/2023/132408A1 |
A toroidal coil winding machine is disclosed. The toroidal coil winding machine includes a core rotating portion configured to rotate by a predetermined angle while supporting a toroidal core, an annular shuttle configured to rotate thro...
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WO/2023/122953A1 |
The present application discloses a vertical multiphase inductor and a manufacturing method therefor. The vertical multiphase inductor comprises a magnetic body, a plurality of first coils, and a plurality of second coils. The plurality ...
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WO/2023/125633A1 |
The present application relates to a high-voltage winding (130), comprising a winding body (1310), a high-voltage coil (1320) and a high-voltage insulating layer (1330). A wire is wound on the winding body (1310) to form the high-voltage...
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WO/2023/124688A1 |
The present invention provides a neodymium-iron-boron magnet as well as a preparation method therefor and the use thereof. The magnet comprises main-phase grains having an R2(Fe,M)14B structure, and grain boundary phases. The grain bound...
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WO/2023/124582A1 |
The present application provides a circuit board integrated inductor, an inductor, and an electronic device. The circuit board integrated inductor comprises: a circuit board, a coil being embedded in the circuit board; a magnetic adhesiv...
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WO/2023/124687A1 |
Disclosed are a high-coercivity neodymium-cerium-iron-boron permanent magnet as well as a preparation method therefor and the use thereof. The permanent magnet has at least one of the following features: the area of grain boundary RE-ric...
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WO/2023/123749A1 |
The present invention provides a neodymium-iron-boron bonded magnet, a preparation method therefor, and a motor. The preparation method comprises: step S1, mixing a phenolic resin, a curing agent, and neodymium-iron-boron magnetic powder...
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WO/2023/124527A1 |
Disclosed are a grain boundary diffusion material, an R-T-B magnet, and a preparation method therefor. The grain boundary diffusion material comprises a diffusion matrix and a diffusion source. The diffusion matrix comprises the followin...
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WO/2023/124608A1 |
The invention discloses an elastic electrical insulator fully-encapsulated dry-type transformer winding structure and a manufacturing method thereof. The dry-type transformer winding structure comprises a central winding column, a plural...
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WO/2023/128880A1 |
The invention relates to the parts of the spool (1), spool cheek hole (1.1), spool cheek (1.2), spool core (1.3), winding head (2.1), bottom flange (2.2), cable holder apparatus (2.3), cable (2.4), a pipe (2.5), cable end (2.6), centre (...
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WO/2023/127440A1 |
A winding device (100) comprises: a wire bobbin (21) serving as a source for supplying a wire (11); a nozzle (42) for multi-layered winding of the wire around a workpiece (41); a servo tensioner (22) that applies tension to the wire; a w...
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WO/2023/120242A1 |
This production method for a permanent magnet comprises at least: a magnetized object formation step for forming a magnetized object (100) by applying a predetermined pressure to a magnet powder and a thermosetting resin; and a heating s...
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WO/2023/119931A1 |
In a method for manufacturing a stator according to the present invention, carried out is a stress removal step for supplying an electric current to an induction heating coil disposed in a plurality of slots so that a laminated core gene...
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WO/2023/116234A1 |
The present invention provides a method for preparing a high-performance neodymium-iron-boron magnet through a solid-liquid phase separation diffusion process. The magnet attached with a diffusion source is subjected to primary liquid ph...
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WO/2023/119923A1 |
To make it possible to evaluate the magnetic properties, especially a variation in coercive force, of a soft magnetic material used in electromagnets at a stage prior to being assembled into electronic lenses and other products, this sof...
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WO/2023/120730A1 |
The present invention provides: a laminated magnetic material which is excellent in terms of preventing a reduction in heat resistance and magnetic flux density and suppressing an increase in iron loss; and a method for producing a lamin...
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WO/2023/115255A1 |
A bonding method for NdFeB permanent magnetic steels, and a method for preparing a permanent magnet electric motor rotor, which relate to the manufacturing field of electric motor rotors. The bonding method comprises the following proces...
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WO/2023/118464A1 |
A device (90) is disclosed, comprising: a first upper conducting layer (101) and second upper conducting layer (102); a first lower conducting layer (111) and second lower conducting layer (112); a core layer (131) between the first and ...
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WO/2023/112420A1 |
Provided is a method for manufacturing a laminated iron core by which an excellent iron loss characteristic can be obtained. The method for manufacturing a laminated iron core according to the present invention is characterized in that...
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WO/2023/110839A1 |
Said transformer (100) comprises: - a printed circuit board (102, 104) comprising an electrically conductive track (102B, 102C, 104B, 104C); - a rigid electrical conductor (106, 108, 110); - a primary including at least the electrically ...
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WO/2023/112805A1 |
The present invention achieves a method for manufacturing a motor core with which sufficient caulking force can be ensured, even in the case of a thin electromagnetic steel plate. The method for manufacturing a motor core according to an...
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WO/2023/112510A1 |
This method for manufacturing a coil comprises: preparing a coil material including a plurality of first coil pieces, a plurality of second coil pieces that are arranged alternately with the plurality of first coil pieces along a predete...
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WO/2023/112603A1 |
Disclosed is a production method that is for a coil having an insulating film and that comprises: a preparation step for preparing a plurality of coil materials before application of the insulating film; and an electrodeposition coating ...
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WO/2023/106246A1 |
Provided is a core manufacturing method capable of mitigating scratches due to mutual sliding of end faces of laminated iron cores. An iron core piece P is punched out from a magnetic steel sheet W by a punch 3 and held in a die 5, and...
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WO/2023/104797A1 |
A transformer (100) and a method of forming a transformer (100) are provided. The transformer is particularly a medium frequency transformer, MFT. The transformer (100) comprises a transformer core (110) having a first core leg (111) hav...
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WO/2023/104672A1 |
The invention relates to a permanent magnet (10) comprising: - a magnetic main body (14), the main body (14) having a magnetization direction (16); and - at least two voids, which are orthogonal to the magnetization direction (16), the a...
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WO/2023/106221A1 |
Provided is a production method for a fine-particle anisotropic Nd-Fe-B magnetic powder that has excellent magnetic characteristics. According to the present invention, a production method for an anisotropic Nd-Fe-B magnetic powder inv...
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WO/2023/106008A1 |
A method for producing a rare earth iron sintered magnet according to one embodiment of the present invention comprises: a step (S3) for filling a mold (110) with a rare earth iron magnet powder (201) that is produced by a rapid quenchin...
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WO/2023/098315A1 |
Provided in the present application are a power inductor and a preparation method therefor. The preparation method comprises the process steps of slurry preparation, slurry casting, coil winding, coil arrangement, slurry pouring, warm-wa...
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WO/2023/098594A1 |
Embodiments of the present disclosure relate to the technical field of electronics. Disclosed are a planar magnetic device and a wiring method. The planar magnetic device comprises: a side column, a first air gap being disposed on the si...
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WO/2023/093123A1 |
A wide-temperature low-loss high-strength MnZn power ferrite, and a preparation method therefor and the use thereof. The wide-temperature low-loss high-strength MnZn power ferrite is comprised of a main component and an auxiliary compone...
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WO/2023/093495A1 |
Disclosed in the present invention are a rare earth permanent magnet, a sintered magnet material, a preparation method, and the use. A material for a sintered magnet comprises a first component and a second component. The first component...
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WO/2023/093496A1 |
Disclosed in the present invention are an antioxidant composition, a rare earth permanent magnet, a sintered magnet material, and a preparation method. The antioxidant composition comprises the following components: 30-60 mas% of poly-α...
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WO/2023/095959A1 |
An adhesive applicator for manufacturing a core, a core-manufacturing apparatus, and an adhesive application method using same are disclosed. The adhesive applicator comprises: a nozzle body having at least one adhesive discharge part; a...
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WO/2023/093025A1 |
Disclosed in the present invention are a hexagonal ferrite thick film with a high remanence ratio and a low porosity, and a preparation method therefor and an application thereof. The preparation method comprises the following steps: (1)...
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WO/2023/087302A1 |
The present invention provides a use for a blended alloy in the preparation of a neodymium-iron-boron magnet by using a waste sintered magnet, and further provides a method for preparing a neodymium-iron-boron magnet by using a waste sin...
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WO/2023/087797A1 |
The present application provides a circuit board assembly and a method for preparing same, and an electronic device. The circuit board assembly comprises at least one core board assembly, and each core board assembly comprises a substrat...
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WO/2023/090167A1 |
In this method for manufacturing a bonded magnet, a magnetic field application step is performed in which both a static magnetic field for orienting a magnetic powder and a pulsed magnetic field are applied to a magnetic powder slurry.
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WO/2023/083956A1 |
A high temperature superconducting, HTS, field coil. The HTS field coil comprises a plurality of HTS tapes (510) arranged to form turns of the HTS field coil, and a substrate (500) separating each of the turns. The turns form a coiled pa...
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WO/2023/083180A1 |
The present invention provides a coil and a fabrication method therefor, a coil winding device, a handle, and an electromagnetic generation apparatus. The coil comprises a coil body, the coil body is a spiral structure formed by winding ...
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WO/2023/086655A1 |
Described are concepts, systems, structures and techniques for metal filling an open channel (12) in a baseplate (19). In embodiments, metal filling of an open baseplate channel is achieved using vacuum pressure impregnation (VPI). In em...
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WO/2023/083100A1 |
Disclosed in the present invention are a sintered neodymium-iron-boron magnet material, a preparation method therefor and an application thereof. The preparation method disclosed in the present invention comprises: smelting, casting, cru...
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WO/2023/085549A1 |
The present invention relates to: a coil-embedded inductor using a ferrite core, wherein the inductor can improve inductance characteristics while preventing the local concentration of magnetic flux density; and a manufacturing method th...
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WO/2023/085187A1 |
The present invention pertains to a magnetic body that: includes a green compact that includes triiron tetraoxide and an iron-based powder that has an insulating film on at least part of the surface thereof; has a cylindrical shape; incl...
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WO/2023/079003A1 |
A method for obtaining an improved transformer design for a power plant, comprises the steps of defining one or more critical temperatures (θhwnormal, θhwcontingency, θh, θo) in the operation of the transformer, determining a limit (...
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