Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 10,570

Document Document Title
WO/2021/077346A1
A transformer, a drive circuit system and an electronic device. The transformer comprises a support (10) and at least two winding groups (20) that surround the support (10), wherein a surrounding center line of each of the winding groups...  
WO/2021/075085A1
Provided is a magnetic component equipped with a coil part having a turn, a magnetic core, and an insulating structure, wherein the magnetic core is disposed inside the turn and outside the turn, the coil part is equipped with a multilay...  
WO/2021/074996A1
According to the present invention, windings (21, 22) are wound in a plurality of layers around a magnetic core (1), and a magnetic material (31) that is arranged between the winding layers is arranged so as to protrude at least the widt...  
WO/2021/075086A1
This magnetic component comprises a coil part, a magnetic core, and an insulation structure. The coil part comprises a multilayer pattern coil provided on an insulation substrate. The pattern coil comprises a first surface layer pattern,...  
WO/2021/070437A1
The present invention provides a monitoring and diagnostic device capable of monitoring and diagnosing the states of the core and windings contained in a transformer, without using an additional active device. A transformer monitoring an...  
WO/2021/059829A1
The present invention makes it so that fluctuation in the inductance of an inductor is suppressed when the two magnetic cores that are used in the inductor have shifted. According to the present invention, a first core has a yoke and a f...  
WO/2021/059653A1
A stationary induction apparatus iron core that combines an amorphous iron core and a silicon steel iron core and achieves even greater reductions in no-load loss and amount of material. This stationary induction apparatus iron core (1...  
WO/2021/053504A1
The invention relates to electrical engineering, specifically to apparatuses and methods for transmission of electrical energy using resonant techniques between stationary objects, as well as between stationary power sources and movable ...  
WO/2021/053502A1
The invention relates to electrical engineering, specifically to methods and apparatuses for wireless transmission of electrical energy using resonant half-wave techniques between stationary objects, and between fixed power sources and m...  
WO/2021/048352A1
A transformer apparatus for an electrical power transformation system is provided. The transformer apparatus comprises three outer transformer limbs, an inner transformer limb a transfer star, and first and second connection portions. Th...  
WO/2021/049076A1
Provided is a stationary induction apparatus that reduces the total loss by reducing load loss occurring in a coil wound around a three-phase tripod-type wound iron core and by suppressing no-load loss occurring in the wound iron core, a...  
WO/2021/039329A1
This laminate coil (30) is provided with planar coils (20, 21) and a first insulating member (32). A plurality of the planar coils (20, 21) are disposed in a first direction crossing a first surface. The first insulating member (32) has ...  
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/2021/011052A1
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/2021/002088A1
According to the present invention, power for operating an attached device such as a monitoring means or a cooling means for a stationary induction apparatus is stably and safely supplied at low cost from the stationary induction apparat...  
WO/2020/255662A1
Provided is a switched-mode power supply device in which noise is reduced without using a large EMI filter or the like. The switched-mode power supply device 9 is provided with a switching transformer 15 for switching a lower-voltage pow...  
WO/2020/251437A1
A method and filter arrangement 400 for limiting distortion in a power supply system420, said filter arrangement 400 being connected to a three-phase power supply device 420 supplying loads RL, said filter arrangement 400 comprising a ph...  
WO/2020/249929A1
There is provided an apparatus for pulse charging of a load capacitor, the apparatus comprising: a ferrous cored transformer having a primary winding and a secondary winding; a primary circuit connected to the primary winding; a secondar...  
WO/2020/241190A1
The present invention reduces leakage inductance of a transformer. A first coil includes a first end and a second end. A second coil includes a third end and a fourth end. A secondary winding includes a first conductor and a second condu...  
WO/2020/229523A1
The invention relates to a high voltage transformer which is designed as a toroidal transformer. Said high voltage transformer comprises a magnetisiable core (310) and a low voltage winding (330) and a high voltage winding (320 surroundi...  
WO/2020/217274A1
This cooling structure for a transformer according to an embodiment comprises a coil and a partitioning member. The partitioning member covers the coil in an axial direction on the downstream side in the circulation direction of a refrig...  
WO/2020/217109A1
The present invention relates to a traction transformer with a four-limbed core and a plurality of windings. The four limbs of the core are arranged side by side with two main limbs at the center and two side limbs located on the sides o...  
WO/2020/212172A1
In the field of high voltage direct current (HVDC) power transmission, a single-phase three- winding converter transformer (22), for connection with a converter (14) in a valve hall (12) of a HVDC converter station (10), comprises a firs...  
WO/2020/204686A1
The invention relates to a self-induction transformer, comprising: at least two magnetic circuits (4 and 5) which are connected, and at least three electrical windings (1, 2 and 3): a primary winding (1) which surrounds the exposed part ...  
WO/2020/195275A1
According to the present invention, a core (X1) has a rectangular loop shape including a side (A1) to a side (A4). The side (A1) and a side (A3) face each other and a side (A2) and the side (A4) face each other. A winding (w11) is wound ...  
WO/2020/195668A1
A planar coil component 10 according to the present disclosure comprises a plurality of insulation layers 50, at least two wiring layers 20, 30, and a magnetic core 40. In the planar coil component in which the insulation layers 50 and t...  
WO/2020/182532A1
The application describes an inverter (1) for converting DC voltage from at least one DC voltage source into AC voltage, comprising: - an input (2a) having two input connections for connecting the DC voltage source, - a multiphase output...  
WO/2020/183867A1
This electronic component includes: an insulating layer that has a main surface; a passive device that includes a low-voltage pattern formed within the insulating layer and a high-voltage pattern which is formed within the insulating lay...  
WO/2020/183762A1
The present invention provides a power conversion device (1) equipped with a circuit board (10), a first magnetic core (8a), and a casing (9). The circuit board (10) includes an insulating base (10s) and a first coil conductor (coil cond...  
WO/2020/152486A3
A method for insulating at least one coil of a toroidal transformer, comprising forming an opening (4) in an electrically insulating thermoplastic cup (1) receiving an iron core (8) with a coil for leading through terminals of the coil, ...  
WO/2020/170499A1
In the present invention, a primary-side magnetic core 2 has a first winding part 2a on which a primary-side coil 5 is wound and first and second standing parts 2b, 2c which stand up from both ends of the first winding part 2a, and is fo...  
WO/2020/166404A1
This inductor (1) comprises an annular magnetic core (11) having a center hole (11h), and a coil (12). The coil (12) has a flat part (121) and a projecting part (122) projecting from the flat part (121). The magnetic core (11) is dispose...  
WO/2020/161388A1
An arc suppression coil for a three-phase electric power network comprises a transformer core having three limbs: a first limb, a second limb and a third limb. The transformer core defines an additional path for carrying magnetic flux be...  
WO/2020/152486A2
A method for insulating at least one coil of a toroidal transformer, comprising forming an opening (4) in an electrically insulating thermoplastic cup (1) receiving an iron core (8) with a coil for leading through terminals of the coil, ...  
WO/2020/148942A1
This stationary induction device comprises: a first iron core; a coil wound around the first iron core; and a second iron core comprising plate-shape magnetic members which have a first surface facing a yoke part of the first iron core, ...  
WO/2020/129376A1
This power conversion device comprises a multilayer substrate (100) with a conductive layer forming a primary-side coil and a secondary-side coil of a transformer (TR), and a circuit substrate (200) which is electrically connected to the...  
WO/2020/090577A1
According to an embodiment, a stacked core for a stationary induction apparatus (1, 21) is provided in which a joint surface at which a yoke portion (2, 3, 12, 22, 23) and a leg portion (4, 5, 6, 11, 24, 25, 26) are joined includes a pro...  
WO/2020/066562A1
A coil device 20 that comprises: a core 30 that is a magnetic body that has a pair of facing walls 32A, 32B that are arranged so as to face and a plurality of first leg parts 40 that protrude toward the sides toward which the facing wall...  
WO/2020/066563A1
A coil device 20 that comprises: a core 30 that is a magnetic body that has a pair of facing walls 32A, 32B that are arranged so as to face and a plurality of leg parts 40 that protrude toward the sides toward which the facing walls 32A,...  
WO/2020/053931A1
The present invention provides a static inductor in which electrical insulation properties can easily be improved by increasing assembly precision. The static inductor according to the present invention comprises: a steel core; a plurali...  
WO/2020/047589A1
The present invention provides methods and apparatus for producing a variable and auto regulated three phase power source from an existing three, two or single phase power supply source. Variability and regulation are achieved by produci...  
WO/2020/035675A1
A transformer part (200) including an isolation core casing for a power converter is provided. The transformer part (200) includes a primary winding (202), a secondary winding (204), a magnetic core, a cover (208) and a cup (210). The co...  
WO/2020/034730A1
Disclosed in the present application is a planar transformer. The planar transformer comprises: a power source PCB; a magnetic core, the magnetic core being fixed to the power source PCB and being used for forming a closed magnetic path;...  
WO/2020/017257A1
This transformer comprises: an iron core including a first yoke, a first leg and a second leg connected to the first yoke, and a second yoke connected to the first leg and the second leg; and fastening fittings that support the iron core...  
WO/2020/017082A1
The present invention is provided with: a primary-side core (2a) to which a primary winding (3a) is mounted; a secondary-side core (2b) to which a secondary winding (3b) is mounted; an insulative spacer (5) which is disposed at the oppos...  
WO/2020/003483A1
This electronic device comprises: a primary coil 10; a secondary coil 20 which is arranged so as to face the primary coil 10; a primary-side electronic element 110 which is electrically connected to the primary coil 10; and a secondary-s...  
WO/2020/003484A1
This magnetic component comprises: a primary coil 10; a secondary coil 20 which is arranged so as to face the primary coil 10; a core 500 which passes through the primary coil 10 and the secondary coil 20; and a coil sealing part 50 whic...  
WO/2020/004054A1
This magnetic component (3) provided to an electronic device is equipped with: a coil (4) which comprises a conductor that generates a magnetic flux upon receipt of electric current; cores (5a, 5b) that are each composed of a magnetic bo...  

Matches 1 - 50 out of 10,570