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Patent Searching and Data


Matches 701 - 750 out of 37,293

Document Document Title
WO/2021/140855A1
Provided is a flexible printed circuit board comprising a base film that has a hole for forming a through hole and further comprising a coil shaped circuit layer that is laminated on at least one surface side of the base film, wherein: t...  
WO/2021/140156A1
The invention is related to a soft-magnetic powder comprising coated particles, the coated particles comprising a core and a shell, the core having an average particle size D50 in a range from 0.1 μm to 100 μm and comprising iron, wher...  
WO/2021/139530A1
A low-cost nano-composite permanent magnet conductive contact and a manufacturing method therefor. The permanent magnet conductive contact is composed of three parts: a fixed sleeve, a core body, and a coil; the core body is a composite ...  
WO/2021/136366A1
Disclosed is a method suitable for the grain boundary diffusion of a bulk rare earth permanent magnet material. In the present invention, a bulk rare earth magnet is subjected to a grain boundary diffusion treatment by means of a spark p...  
WO/2021/135141A1
An R-T-B series permanent magnet material, a raw material composition, a preparation method and an application. The R-T-B series permanent magnet material comprises the following components: R, B, Ti, Cu, and Ga; R is 29.0-31.5 wt.%, and...  
WO/2021/135143A1
An R-T-B-based sintered magnet and a preparation method therefor. The R-T-B-based sintered magnet comprises: R, B, Ti, Ga, Al, Cu, and T. The contents thereof are as follows: the content of R is 29.0-33%; the content of B is 0.86-0.93%; ...  
WO/2021/132476A1
A method for manufacturing an R-T-B based sintered magnet according the present disclosure comprises: a step for preparing a coarse ground powder which is made from an alloy for R-T-B based sintered magnets and which has an average parti...  
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-...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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:...  
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...  
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...  
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-...  
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 ...  

Matches 701 - 750 out of 37,293