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JP2024001796A |
The present invention provides a reactor including a magnetic core having stable magnetic properties. A reactor includes a coil having a winding portion and a magnetic core, wherein the magnetic core has a plurality of divided pieces inc...
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JP2023183494A |
To provide a technology that allows electrical characteristics of a reactor to be easily changed and to simplify assembly work.A reactor includes core units 1011, 1012, 1013, 1014 each consisting of a pair of U-shaped cores 1 arranged on...
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JP2023183136A |
To improve cooling efficiency by releasing heat through an insulating liquid and a heat radiation fin.A transformer (1) according to the present invention includes a container (10) containing a winding (30), an iron core (20), and an ins...
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JP7405569B2 |
To provide a reactor which allows improvement in heat dissipation.A reactor is fixed to an installation object 7, provided with a cooling water path 8 having an opening on its upper surface, in such a manner as to close the opening, and ...
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JP7405510B2 |
To provide a reactor capable of suppressing damage of a holding part and improving productivity, and provide a manufacturing method thereof.A reactor comprises: a pair of coils 5a and 5b arranged in lateral with winding axes in parallel;...
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JP7405612B2 |
To provide a reactor capable of achieving the miniaturization.A reactor 100 of the present application, comprises: a coil 3 mounted to a core 1; a bus bar 71 connected with the coil 3; a coated part 73 coating the core or the bus bar 71 ...
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JP7404744B2 |
A coil component including a body having a magnetic portion including a metal magnetic particle and a resin, and a coil conductor embedded in the magnetic portion, and an outer electrode provided on a surface of the body and connected to...
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JP7403200B1 |
[Problem] To provide a reactor bobbin whose shape can be changed over a wide range and which can be used with many types of reactors. [Solution] First piece spools 211 to 214 are respectively arranged so as to surround the axis 50ax of t...
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JP7403598B2 |
To obtain a power conversion device having a compact and low-cost cooling structure while maintaining a function for dissipating heat generated by a bus bar.The power conversion device includes a plurality of bus bars, a first fastening ...
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JP2023552721A |
In at least one embodiment, the liquid circulation system (100) includes a rotor (1) disposed within a tank (3) and a stator (22) having a plurality of coils (23) outside the tank (3). and an outer tank wall (30), the outer tank wall bei...
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JP2023177175A |
To provide a coil unit that uses a planar structure coil that is compact and has excellent cooling performance.In a planar structure coil unit in which a planar structure coil including a plurality of plate-shaped coil layers is arranged...
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JP2023176439A |
To provide a reactor in which a deformation of a buffer material is suppressed in a step of winding a coil wire.A reactor 1 comprises: a core assembly 2; a base 4 in which the core assembly 2 is arranged; and a coil mounted onto the core...
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JP7394562B2 |
To provide a reactor that makes it possible to easily connect a coil and a bus bar to each other, and a method for manufacturing the same.A reactor 100 includes a core, a first resin member 2 which coats the core with resin, a coil 3 mou...
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JP7394565B2 |
To provide a reactor in which a sensor can be easily placed at a desired position.A sensor unit 3 is placed on a resin member 2 that covers a core 1. This sensor unit 3 includes a detection unit 31 that detects physical quantities, a lea...
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JP7394564B2 |
To provide a reactor in which a sensor can be easily placed at a desired position.A sensor unit 3 is placed on a resin member 2 that covers a core 1. This sensor unit 3 includes a detection unit 31 that detects physical quantities, a lea...
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JP2023172700A |
To provide an inverter device capable of efficiently reducing common mode noise flowing out from a switching element and a motor, and capable of downsizing.An inverter device includes: an input side common mode coil 67 inserted in a sing...
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JP2023172693A |
To provide an inverter device capable of effectively reducing noise due to a common mode current flowing from a motor and a housing without interference.An inverter device 16 comprises a three-phase inver circuit 34 composed of a switchi...
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JP2023172709A |
To provide an inverter device capable of downsizing while effectively reducing noise resulting from a common mode current.An inverter device includes: an input side common mode coil 67 inserted in a single-phase input part of an inverter...
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JP7391776B2 |
To suppress a performance as a core from deteriorating even when a high frequency alternating magnetic flux is generated, and operate a reactor even at a high frequency.A reactor 12 includes a core 30 with a central leg 36 and at least t...
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JP7391695B2 |
To prevent an excess impregnation agent from accumulating at a coil case lower part with a simple structure.A coil case (61 to 64) includes: a coil housing part (61a) in which a coil (51 to 54) is housed; and a groove part (80) formed at...
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JP2023168805A |
To provide a magnetic core and a magnetic component that can easily reduce core loss without significantly changing the material or structure of a core.A magnetic core includes: a first core having a first opposing surface; and a second ...
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JP2023167281A |
To provide a reactor structure in which a welding position is hardly damaged even in the case where an oscillation is received.A reactor structure 10 comprises: a core molding body 12; and a bus bar molding body 18. The core molding body...
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JP2023168588A |
To provide a reactor that can suppress breakage of a holding part, and can improve productivity, and a method for manufacturing the reactor.A reactor comprises: a pair of coils 5a, 5b which is arranged laterally while making winding shaf...
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JP7385512B2 |
To provide a connector mounting member and a reactor, capable of suppressing an influence due to vibration with a simple structure.A connector mounting member attaching a connector 63 supporting a conductive member for an electric connec...
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JP7382567B2 |
The invention provides a magnetic component, a power supply device and a vehicle, which can correspond to both a single-phase power supply and a three-phase power supply and realize miniaturization and low cost. The magnetic component in...
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JP2023165608A |
To provide a noise filter including a choke coil with a non-circular magnetic core that can solve the circuit board wiring problem.In a noise filter 4, at least three or more capacitors 31 are provided on the circuit board 3. A choke coi...
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JP2023164194A |
To provide a filter component 50 that suppresses occurrence of resonance in a π-type filter 120.Windings 80a, 70a form a common mode inductor 140 between power supply terminals 11, 12 and power supply terminals 21, 22. The windings 80a,...
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JP7377006B2 |
To provide a reactor which prevents enlargement of a product and achieves increase of efficiency of filler filling work.A reactor 100 includes: a reactor body 1 having a resin member 2; a case 4 which houses the reactor body 1; a side wa...
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JP2023547211A |
The present invention is an inductor coil comprising a first component (12), a second component (14), and a conductor (18) of a predetermined length, the first component comprising: a core (16) disposed adjacent to the second component a...
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JP2023162685A |
To provide a reactor and a reactor manufacturing method in which the amount of varnish fixed is increased and the adhesion strength between a core, an insulating material, and a coil is improved.A reactor 1 includes an inner core portion...
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JP7377251B2 |
To provide a reactor which facilitates lead wire winding work, and can reduce cost.A reactor includes a core 1, a plurality of coils 2, a resin member which insulates the core and the coils 2 and is composed of a pair of resin bodies 3A ...
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JP7377250B2 |
To provide a reactor which suppresses propagation of vibration of a coil and vibration of a core, and reduces the vibration.A reactor includes: a mold coil 3a having a cylindrical coil and a coil mold resin 4 coating at least a part of t...
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JP2023547212A |
The present invention is an inductor coil that includes a first component (12), a second component (14), a conductor (18) of a predetermined length, and a heat sink (100). one component is disposed adjacent to a second component, the fir...
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JP7377249B2 |
To provide a reactor which improves manufacturing efficiency without degrading a yield.A reactor has leg parts 11, a core having a yoke part 12, a coil mounted on the core, a core mold resin 2 coating a part of the yoke part 12, a bus ba...
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JP2023161330A |
To provide a manufacturing method of a reactor capable of suppressing crack of a core caused by a resin pressure during molding of a secondary mold resin.A manufacturing method of a reactor includes the steps of: preparing a pair of core...
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JP7373119B2 |
To provide a magnetic coupling inductor capable of attaining downsizing of an external dimension by having a 2-in-1 structure which is functioned substantially as two independent magnetic coupling inductors.A magnetic coupling inductor c...
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JP2023546114A |
A compact coupled inductor with improved characteristics is provided. The coupled inductor has a bottom, a top, a shared leg between the bottom and the top, two center legs between the bottom and the top, and a joint in the first center ...
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JP7368790B2 |
A reactor is provided with a coil including one winding portion, a magnetic core, a resin member for specifying mutual positions of the coil and the magnetic core, a case for accommodating an assembly including the coil, the magnetic cor...
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JP7367564B2 |
Provided is a reactor including a coil and a magnetic core. The coil includes a winding portion, the number of winding portions is one, the winding portion has a rectangular tubular shape, the magnetic core is an assembly obtained by com...
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JP7367516B2 |
The first core includes a main body part extending in a first direction along a main surface of the substrate, a first foot part extending from the main body part to the second core through the substrate, and a second foot part extending...
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JP7367583B2 |
This reactor comprises a coil having a first winding part, and a magnetic core, wherein the magnetic core includes a middle core, a first end core, a second end core, a first side core, and a second side core, wherein: the first end core...
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JP7367584B2 |
The magnetic core includes a middle core, a first end core, a second end core, a first side core, and a second side core. At least either the first side core or the second side core includes an inward recessed portion provided in an inwa...
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JP2023154458A |
To provide an electronic component having excellent high-temperature durability.The problem is resolved by an electronic component having a metal portion and having a coating on all or part of the metal portion, wherein the coating is ob...
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JP2023154457A |
To provide an electronic component having excellent high-temperature durability.The problem is resolved by an electronic component having a metal portion and having a coating on all or part of the metal portion, wherein the coating compr...
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JP2023154398A |
To provide a coil component.A coil component includes: a main body including a mold section including a protruding core on one surface thereof and a cover section disposed on one surface of the mold section, and having a first surface an...
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JP7364491B2 |
To provide a reactor that easily eliminates a gap between adjacent outer peripheral iron core portions.In a reactor, a core body 5 includes a peripheral iron core 20, and at least three iron cores. A magnetically connectable gap is forme...
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JP7363599B2 |
A vehicle power supply system includes a power storage device (4), a plurality of devices (8, 12, 16, 20, 42) including a plurality of noise generators, and a power distribution circuit connecting the power storage device (4) and the dev...
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JP7363677B2 |
Disclosed herein is a common mode filter that includes first and second wires wound in the same direction around the winding core part. The first and second wires have first to third layer winding portions, a first crossing portion posit...
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JP2023153297A |
To suppress generation of burrs of a mold resin on a surface of a coil in a reactor in which a part of surface of the coil is exposed from the mold resin.With respect to a coil 5 in which four flat faces and four curved faces are alterna...
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JP2023149679A |
To improve electrical insulation between a conducting wire and a powder core without forming an insulating layer such as a glass layer on the surface of the powder core.A coil component according to one or more embodiments of the present...
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