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JP2023083051A |
To provide an inexpensive transformer having a high-strength protrusion of a housing box housing a coil.A transformer 1 includes a housing box 2 and a coil 4. The coil 4 is housed in the housing box 2. A side wall 21 of the housing box 2...
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JP2023083050A |
To provide a transformer capable of easily manufacturing a box into which a part of an iron core is inserted, and a method for manufacturing the box.In a transformer 1, a coil is wound around an iron core 2. The upper part and the lower ...
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JP2023083520A |
To provide a transformer capable of reducing the complexity of the structure of a substrate having a first coil pattern and a second coil pattern.A transformer 1 includes a base material 31 and a substrate 30. The substrate 30 has a firs...
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JP7290945B2 |
To provide an amorphous core transformer that avoids the influence on an amorphous core from the vibration of a winding.An amorphous core transformer includes a winding and an amorphous core arranged in a hollow portion of the winding. T...
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JP7288651B2 |
To provide a compact and highly efficient planar transformer.A planar transformer 1 including a flat coil or thin film primary coil conductor 21, and a secondary coil conductor 22 laminated on the primary coil conductor 21 includes a non...
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JP7288355B2 |
To provide a wound core transformer that is suitable for being disassembled, carried in, and assembled at a site and an assembly method therefor.A wound core transformer including a wound core and coils disposed at a plurality of legs of...
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JP2023076175A |
To provide a stationary inductor capable of reducing size and weight while ensuring cooling performance.A stationary inductor 1 according to an embodiment includes a tank 2 provided with an inlet and an outlet for a refrigerant, an iron ...
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JP7285246B2 |
To replace with one general-purpose replacement outer box while suppressing an increase in the number of components in outer box replacement repair for a plurality of transformers with the same capacity but different specifications of a ...
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JP7283425B2 |
A transformer includes a magnetic core, a first coupling terminal, a second coupling terminal, a first winding, and one or multiple second windings. The magnetic core includes two opposed base parts, and five leg parts including first to...
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JP2023522076A |
A battery charger (2) for a motor vehicle (1) comprises a primary circuit (5) configured to be connected to a power supply network (R1) and two main circuits connected to the primary circuit by a transformer (8). a secondary circuit (6, ...
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JP7281511B2 |
A switch-mode power supply includes at least one input (1406) and at least one output (1408). The power supply also includes a power circuit (1402) coupled between the at least one input (1406) and the at least one output (1408) for conv...
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JP2023072382A |
To provide a stationary induction apparatus which is excellent in preventing damage to an iron core, improving coil insulation performance, improving workability on winding, facilitating the fitting work of a terminal wire, and avoiding ...
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JP2023521204A |
The transformer provided by the present invention is applied in the field of power transmission and distribution technology, the transformer includes a core, a body winding and a semi-conductive layer, the body winding being fitted on th...
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JP2023071238A |
To provide a circuit capable of surely inspecting the number of coil winding even in a high winding ratio transformer.A circuit for inspecting the number of transformer winding (1) is constructed so as to serially connect both of primary...
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JP7278155B2 |
To provide a power converter, and a circuit board constituting the power converter having a structure in which electronic components and magnetic components arranged so as to have different thicknesses or height positions can be mounted ...
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JP2023070615A |
To provide a magnetic component.A magnetic component comprises a magnetic body and a coil. The magnetic body includes an inner leg, at least one outer leg, and a first bottom portion and a second bottom portion that are at least one oute...
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JP7277362B2 |
The magnetic poser unit (100) comprises a magnetic core (10) including a first, a second and a third winding channels (2a, 2b, 2c) respectively arranged around a first, a second and a third crossing axis (A-A, B-B, C-C) orthogonal to eac...
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JP2023520272A |
The present invention includes a number of coils, cores, clamping members and lead wires, the lead wires are drawn out from the coils, the coils are installed on the cores, the coils and the cores are fixed together by the clamping membe...
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JP2023067621A |
To provide a transformer that achieves miniaturization and low loss.A transformer 1 includes a core 10 having a first magnetic leg 11 extending in a predetermined direction, and a second magnetic leg 12 and a third magnetic leg 13 extend...
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JP7272999B2 |
To provide a cooling duct structure that improves the cooling efficiency of the upper part of winding and suppresses the local thermal deterioration of an insulating paper at the upper end of the winding in the oil transformer having a c...
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JP2023064716A |
To provide a transformer inductor and coupled inductor having an innovative planar electromagnetic component structure.In an innovative planar transformer structure, a transformer (10) includes a primary circuit (11) comprising a primary...
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JP7269771B2 |
To provide a transformer capable of suppressing complication of a structure of a substrate having a first coil pattern and a second coil pattern.A transformer includes a substrate 30 which has a base material 31, a first coil pattern 32a...
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JP7269699B2 |
A core is provided that includes a corner part facing a winding wound on a shaft part, the corner part being chamfered into a curved surface shape.
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JP2023063060A |
To provide a winding for transformers that secures a high degree of coupling between coils which are arranged as secondary coils and suppresses the collapse of balance of a current flowing in an output-side circuit, a transformer that co...
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JP7268289B2 |
To provide a coil component capable of easily connecting an extraction terminal to an external substrate.A transformer 1 includes a coil C including a plurality of windings 2a and 3a, a base including a bobbin around which a coil C is wo...
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JP2023061844A |
To provide a coil device which not only allows reduction in height and has a smaller footprint of a case but also excels in heat dissipation.A coil device 10 has: a bobbin 20 around which a wire 41a is wound; a conductive terminal 61a to...
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JP2023061845A |
To provide a coil device which can be made low-profile and has excellent heat dissipation while miniaturizing the device.A coil device 1 includes a bobbin 20 having a winding core portion 21 around which a wire 41a is wound, a core 50a h...
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JP2023059631A |
To provide a transformer that facilitates installation work for connecting a bus duct and the transformer.A transformer includes a transformer body, and a transformer terminal box equipped with a bus duct connection flange to be connecte...
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JP7263549B2 |
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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JP2023057252A |
To provide a divisible tank for an electromagnetic device, in which the strength of the divided part is greater, and the amount of insulating oil that leaks from the inside in the event of an accident or the like can be reduced.An electr...
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JP2023057321A |
To provide a stationary device capable of securing insulation while absorbing an individual difference of coils.A stationary device 1 comprises: an iron core 3 including a plurality of legs 31 and a yoke part connecting the legs 31; coil...
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JP7262254B2 |
To provide a coil component unit which can efficiently exhaust heat at the inner side of a coil, and to provide a coil component.A coil component unit 10 includes: a core 1; a coil 5 formed by winding an electric wire around the core 1; ...
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JP7259631B2 |
To make each of leakage inductance and a degree of coupling between windings of a transformer have an appropriate value.A transformer 1 includes: a primary core 10 having a top face, on which a circular groove 16 is formed, and a primary...
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JP7259715B2 |
To provide a pulse transformer with a high coupling degree that can prevent wrong firing.A pulse transformer drives a plurality of semiconductor switching elements 3 and 4 with the pulse voltage from a driving IC 2. The pulse transformer...
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JP2023049046A |
To provide a slim-type magnetic component capable of inhibiting interference or a short between a plurality of coils when the coils are connected to respective terminal pins, minimizing the size thereof, and enabling automated winding.A ...
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JP2023514519A |
A transformer according to one embodiment includes a core portion having an upper core and a lower core, and a coil portion disposed within the core portion, wherein the coil portion includes a first coil wound in a first direction; The ...
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JP2023043934A |
To alleviate magnetic flux concentration and iron loss on an inner circumferential side of a bonding part between a wire-wound part and a non-wire-wound part of an iron core made up of ferrite cores.A transformer 1 comprises: a hollow co...
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JP2023043935A |
To alleviate magnetic flux concentration and iron loss on an inner circumferential side of a bonding part between a wire-wound part and a non-wire-wound part of an iron core made up of ferrite cores.A transverse cross section of a ferrit...
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JP2023043933A |
To make magnetic resistance of a magnetic path in an iron core of a transformer uniform to alleviate concentration of a magnetic flux at inner corners of the iron core.A gap member 6 made of a magnetoresistive material is arranged betwee...
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JP2023043675A |
To provide a highly reliable coil device that is easy to assemble even when the coil device has a plurality of cores.A coil device 1 includes: a main bobbin 40, an auxiliary bobbin 60 arranged at one first end along an axis core of the m...
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JP2023043062A |
To provide a bobbin that can achieve height reduction and prevent the collapse of a coil, and a coil device.A bobbin 10, which is provided in a coil device, includes a cylinder part 12 around which a coil is wound, and upper and lower fl...
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JP7240354B2 |
To provide a static guidance device capable of suppressing an increase of the dimension of at least the diameter direction of the connection between a tap wire and a high voltage conductor.In a connection part between a tap wire 25 and a...
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JP7238466B2 |
To provide a miniaturized winding device that can efficiently release loss (heat generation) caused by the winding device to the outside.A transformer 100 which is a smaller winding device than before includes coils 120, 130, 140, and 15...
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JP2023034343A |
To provide a coil device capable of being downsized.A coil device 10 has a bobbin 20 having a winding core part 21, a first coil part 41 provided on one side of the winding core part 21 in the axial direction, and a second coil part 42 p...
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JP2023035165A |
To provide a coil device with a small number of components.A coil device 10 has a bobbin 20 having a winding core part 21 in which a first coil part 41 and a second coil part 42 are arranged, cores 50a, 50b attached to the bobbin 20, and...
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JP2023510036A |
The present disclosure comprises a power transformer (1) comprising a metal tank (2) filled with an electrically insulating liquid (3) and a wireless sensor device (11) submerged in the insulating liquid within the tank. It relates to a ...
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JP7235448B2 |
To provide a stationary guidance apparatus having an effect of suppressing deterioration of characteristics due to deformation of a wound iron core around which a strip of amorphous metal is wound with a simple configuration.A stationary...
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JP2023031153A |
To provide an electromagnetic device with a small leakage magnetic field and good magnetic coupling.A wire electromagnetic device 1 has a plurality of primary copper wires 2, a plurality of secondary copper wires 3, and a steel wire 4 as...
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JP7232608B2 |
To provide a stationary induction that efficiently reduces noise of the stationary induction radiated from the bottom surface of a tank that covers the periphery of a stationary induction body.A stationary induction according to the pres...
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JP2023028394A |
To provide a method of reducing eddy current loss generated by interlinking a plate-shaped conductive material by a leakage magnetic field generated when an alternating current flows through the winding in a stationary electromagnetic ap...
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