Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 201 - 250 out of 77,044

Document Document Title
WO/2021/035574A1
The present application provides a transformer structure and a locomotive traction transformer, pertaining to the technical field of transformers. The transformer structure comprises: an iron core and windings. The iron core comprises an...  
WO/2021/041984A1
A coil having a coil body and a plurality of concentric cross-section windings of wire disposed around the coil body, the wire having a spacing between adjacent turns of about.25 to 1.0 of the radius of the wire. Also, a coil for a plasm...  
WO/2021/034746A1
Magnetic core assemblies include a skewing feature that introduces transverse components into the power flux density vector are disclosed herein. A magnetic core assembly comprises a lower core having a center section and an upper core h...  
WO/2021/034745A1
An energy transfer element that provides galvanic isolation in a power controller is disclosed herein. A magnetic core assembly has an aperture. A first power winding is positioned within the magnetic core assembly. A first communication...  
WO/2021/031191A1
The present application provides an iron core, comprising: soft magnetic materials, which are wire-shaped; and an insulating layer, located on the surface of the soft magnetic materials, wherein the soft magnetic materials are parallel w...  
WO/2021/034088A1
Provided is a coil apparatus having a plurality of coil patterns formed on one surface thereof. The coil apparatus comprises: a base layer; and a coil substrate on the base layer and forming a coil pattern including a pattern part and a ...  
WO/2021/032705A1
The invention relates to a power transmission system (12) for generating a current in an excitation winding of a rotor (10) of an electric machine. The power transmission system (12) comprises a rotary transformer, i.e. an inductive coup...  
WO/2021/032558A1
The invention relates to an inductive reactance apparatus (10) for use with an energy converter (12) comprising at least two converter units (14, 16, 18), comprising: - at least two first magnetic members (22, 24, 26), - each of the firs...  
WO/2021/033485A1
This cooling structure of a core (1) has a core (3) and a housing (11). The core (3) includes an upper core (3a) and a lower core (3b). The core (3) is attached to the housing (11). The upper core (3a) comprises heat dissipation fins (5a...  
WO/2021/033387A1
The present invention provides a novel electronic component which is provided with a ceramic element and an external electrode, wherein: the external electrode comprises a base layer and a plating layer; and the base layer is able to be ...  
WO/2021/032313A1
The invention relates to a system for the contactless transmission of electrical power from a primary conductor to a winding, which is arranged on a mobile part that can be moved along a travel surface, wherein: the primary conductor has...  
WO/2021/033892A1
Disclosed is a furan concentration quantifying method for efficiently managing, on-site, the deterioration condition of a transformer. The furan concentration quantifying method comprises the steps of: mixing a color reagent into an extr...  
WO/2021/032671A1
The invention relates to a dehumidifying device for a transformer, comprising a container for receiving an absorbent for absorbing liquid, in particular water, contained in a gas, in particular air, said container having a base and a cas...  
WO/2021/027348A1
The present application relates to the technical field of power electronics and provides a magnetic integrated device, a power conversion circuit, a charger, and an electric vehicle. The magnetic integrated device comprises: a magnetic c...  
WO/2021/029142A1
An inductor 1 is provided with: a first wire 2 and a second wire 3 which are disposed at an interval from each other; a first magnetic layer 4 which includes a first surface 11 continuous in a planar direction, a second surface 12 at an ...  
WO/2021/028514A1
A non-liquid immersed transformer is provided. The transformer comprises a magnetic core and a coil winding forming a plurality of winding turns around the magnetic core and a cooling system. The cooling system comprises a heat exchanger...  
WO/2021/029140A1
This method for manufacturing an inductor 1 comprises a first step for preparing a heat-press device 2, and a second step. The heat-press device 2 comprises: a first mold 3; a second mold 4 spaced apart from the first mold 3 and smaller ...  
WO/2021/028058A1
The embodiments herein relate to a system (100) for controlling a 3-phase transformer device (101, T1, T2, T3). The system (100) comprises the 3-phase transformer device (101, T1, T2, T3) which comprises a primary side and an adjustable ...  
WO/2021/028343A1
The invention relates to a method for the induction hardening of a workpiece, in particular a toothed and/or corrugated and/or ribbed workpiece such as a gear or saw blade, wherein a matchingly shaped induction loop is guided or set over...  
WO/2020/262976A3
Provided are: a magnetic shielding sheet for a charging cradle; a wireless power reception module for a charging cradle, the wireless power reception module comprising the magnetic shielding sheet; and a charging cradle for wireless earp...  
WO/2021/029141A1
This inductor 1 is provided with: a first wiring 21 and a second wiring 22; a first magnetic layer 31 containing approximately spherical-shaped magnetic particles; a second magnetic layer 51 containing approximately flat-shaped magnetic ...  
WO/2020/164645A3
An inductive component comprising a hollow coil made by winding a Litz wire, a plastically sealed magnetic layer covering said coil, and a first electrode and a second electrode respectively connected to a first lead-out terminal and a s...  
WO/2021/028515A1
A non-liquid immersed transformer is provided. The transformer comprises a magnetic core and a coil winding forming a plurality of winding turns around the magnetic core; a cooling system and a first conductive connector. The cooling sys...  
WO/2021/027293A1
Disclosed is a winding method for an integrated magnetic component winding: placing a transformer bobbin, an inductor bobbin, and wires at corresponding positions of an automatic winding machine; rotating the transformer bobbin to wind a...  
WO/2021/022507A1
A cooling device (10) for a transformer (100) includes a row of three coil devices (2,4,6). The cooling device (10) comprises a first air fan (16) and a first ventilation unit (18). The first air fan (16) is arranged at a first side of a...  
WO/2021/023472A1
The invention relates to the protection of an AC device, in particular an inductive voltage converter (11), electrically connected to an AC line (5), from damage caused by direct currents flowing in the AC line (5). In this case, at leas...  
WO/2021/024277A1
Disclosed herein is an automatic self-regeneration system and method for controlling and reducing the humidity level in desiccant chamber of a breather in electrical devices such as transformer. The system comprises a desiccant chamber i...  
WO/2021/025501A1
Disclosed are an electronic device having a wireless charging function and a control method thereof. The electronic device comprises: a display; a battery; a wireless charging antenna for charging the battery; a first flexible printed ci...  
WO/2021/023115A1
A coil assembly of a current transformer, and a manufacturing method. The coil assembly comprises two overlapping coil windings (10). The coil winding (10) comprises an annular main iron core (11), a first insulation layer (12) wrapped a...  
WO/2021/024608A1
[Problem] To reduce variations in inductance. [Solution] A planar coil comprising: a secondary-side coil substrate 20 on which a plurality of wiring layers 22, 23 are disposed in an overlapping manner; and a plurality of coils L1 to L4 p...  
WO/2021/019964A1
The present invention provides a current transformer module with which it is possible to achieve size reduction and to ensure insulation creepage distance at the same time. The current transformer module 12 of the present invention compr...  
WO/2021/019963A1
The present invention provides a current transformer having superior temperature characteristics and capable of reducing tolerance by highly accurately adjusting an output voltage by means of gap adjustment, and a method for manufacturin...  
WO/2021/017534A1
Disclosed in the present invention is a silica gel drying apparatus for a no-maintenance dehumidifier of a transformer, comprising a silica gel tank body and a device body. A dividing panel is provided horizontally crossing an interior c...  
WO/2021/019158A1
Electrical conductor, in particular in the form of a U-shaped or I-shaped pin, intended to be inserted into the notches (21) of a stator (2) of an electrical rotating machine (1), the electrical conductor (22) comprising a plurality of s...  
WO/2021/020693A1
A wireless power transmission device according to the present invention comprises a reception unit-oriented coupler structure. That is, a wireless power transmission device according to the present invention comprises a coupler structure...  
WO/2021/017454A1
Disclosed is a current transformer, comprising a body. The body comprises a first magnetic core and a second magnetic core. The second magnetic core comprises a middle column winding part that is wound with a secondary coil, and a first ...  
WO/2021/018668A1
A transformer cooling system (100), comprising a dry transformer (1), the transformer including a core (10) comprising a leg (11), a winding body (12) arranged around the leg (11), a cooling channel (13) extending in a direction of a lon...  
WO/2021/020635A1
Disclosed are a magnetic particle and a security ink comprising same, the magnetic particle comprising: a magnetic core; and a metal coating layer formed on the outside of the magnetic core, wherein the magnetic particle has a surface ro...  
WO/2021/016180A1
The present application relates to an apparatus which comprises a wireless power transfer system. This system comprises features which allow it to transfer more power wirelessly at extended distances than other systems operating in the s...  
WO/2021/015206A1
[Problem] To provide a soft magnetic powder capable of maintaining high insulation resistance even after exposure to a high-temperature environment, a dust core, and an electronic component that is provided with the dust core. [Solution]...  
WO/2021/012353A1
Provided is a seismic protection device arranged between a transformer or an electric reactor and a foundation, and the seismic protection device comprises a first connecting plate, at least three supporting components, an installation c...  
WO/2021/012612A1
An integrated magnetic device, comprising a framework through which a through hole penetrates. A middle column magnetic core groove for dividing the framework into a first framework and a second framework is formed in the middle of the f...  
WO/2021/012442A1
An inductance element and a preparation method therefor, comprising: a prefabricated continuous coil row comprising a plurality of hollow coils (1), the connection of each two adjacent hollow coils (1) being a folding leg (11, 12); placi...  
WO/2021/008131A1
Disclosed is a current transformer, comprising a framework, a magnetic core, a primary winding and a secondary winding, wherein the framework comprises a magnetic core mounting through hole, a base and a wrapping post, wherein the wrappi...  
WO/2021/010309A1
This common mode noise filter is provided with: a laminate comprising first to fourth insulator layers stacked upward in that order; first and second coils provided to the laminate; and a conductor layer provided to the laminate. The fir...  
WO/2021/011113A1
A combined transformer/inductor device (100) includes a core (10,11; 210) having a central core leg (12; 212) and an outer core leg (13; 213) spaced apart from the central core leg (12; 212), an inner bobbin (20; 220) disposed around the...  
WO/2021/011918A1
A distribution transformer monitor includes a housing arranged for positioning in proximity to a distribution transformer vessel. The monitor also includes a sensor arranged in the housing, which is positioned to generate digital data as...  
WO/2021/011052A1
Asymmetric AC to DC autotransformer for turboelectric propulsion, and associated systems and methods are described herein. In one embodiment, an asymmetric AC to DC autotransformer includes: a first coil, a second coil and a third coil o...  
WO/2021/008904A1
Electric current transducer comprising a current transducer unit (3) having a housing (4), a magnetic field detector (5) mounted within the housing, and a central passage (9) extending through the housing and magnetic field detector for ...  
WO/2021/010300A1
Provided is a bobbin for a coil made of liquid crystal polyester resin as a forming material, the bobbin for a coil having a cylindrical body and a pair of flange portions that are annular and provided at both ends of the body, a cross-s...  

Matches 201 - 250 out of 77,044