Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 10,153

Document Document Title
WO/2019/131883A1
A welding transformer (10) includes a core (12), and a primary winding (18) and a secondary winding (20) wound alternately around the core (12). The primary winding (18) has a first strip-shaped conductor (40a) with the width direction t...  
WO/2019/127133A1
Provided is a transformer (20), comprising a first coil (21) and a second coil (22); said first coil (21) is magnetically coupled to said second coil (22). At least one of the first coil (21) and the second coil (22) comprises a pluralit...  
WO/2019/110314A1
The invention relates to the galvanically isolated transmission of electrical power between three voltage systems. For this purpose, a transformer is provided which comprises a total of five windings. The transmission between the individ...  
WO/2019/097574A1
Provided is an electric power converter in which an electromagnetic induction device has an inductance value that enables achieving high durability and vibration-proofing performance while allowing the electromagnetic induction device to...  
WO/2019/086179A1
Present invention concerns a method (420) and a system for determining a winding (135) geometry (200) for an electrical transformer (100), the transformer (100) having a winding (135) comprising several turns of a conductor (150) and a c...  
WO/2019/087466A1
This transformer (1) comprises a first core (13), a first primary coil (11), a first secondary coil (12), and a first insulation member (15). The first secondary coil (12) contains a second conductor (17) wound around the first core (13)...  
WO/2019/087665A1
In order to address an overheating problem in an onboard ECU including a boosting control circuit, the purpose of the present invention is to provide a damper attenuation force variable device which includes a mechanism with which, even ...  
WO/2019/082489A1
This coil component, which is used in a two-phase transformer coupling, is provided with a first coil, a second coil, and a magnetic core on which the first coil and the second coil are disposed, wherein the magnetic core is provided wit...  
WO/2019/078420A1
The purpose of the present invention is to provide a three-phase electrical transformer, which is usable, in an emergency situation, as an open-phase recoverer for preventing an accident in which an open-phase occurs and is usable as an ...  
WO/2019/045395A3
An embodiment of the present invention relates to an alternating current (AC) power generator capable of adjusting frequency and voltage. The technical objective to be resolved is to provide a high-efficiency AC power generator capable o...  
WO/2019/073658A1
A power conversion device (10a) that performs a direct-current power conversion between a pair of first DC terminals (20) and a pair of second DC terminals (30). Direct-current nodes of n DC/AC converters (100) are connected in parallel ...  
WO/2019/074130A1
Provided is an electronic component including: an insulating layer; a low voltage conductor pattern formed in the insulating layer; a high voltage conductor pattern formed in the insulating layer so as to face the low voltage conductor p...  
WO/2019/073650A1
A transformer (1) that comprises a first iron core group (20), a second iron core group (21), and a plurality of winding parts (30). The first iron core group (20) includes a plurality of adjacent iron core laminates (10). The second iro...  
WO/2019/070673A1
A radiofrequency (RF) filter includes an inductive element having multiple coil sections collectively forming an undivided coil of a cable of twisted magnetic wires. At least two adjacent coil sections have different turn pitches. The ca...  
WO/2019/068693A1
A transformer core (102) comprising a first leg (103), a second leg (103) and a third leg (103), each leg configured to be surrounded by one or more transformer coils (101) and each leg having two ends opposite each other, the transforme...  
WO/2019/068438A1
The invention relates to an assembly (1) for connecting to a high-voltage grid, comprising multiple single-phase transformers (2, 3, 4), each of which has a transformer tank (5) that is filled with a fluid and is equipped with a core wit...  
WO/2019/045395A2
An embodiment of the present invention relates to an alternating current (AC) power generator capable of adjusting frequency and voltage. The technical objective to be resolved is to provide a high-efficiency AC power generator capable o...  
WO/2019/044050A1
Provided is a stationary induction electric device that is capable of improving insulation performance with a small number of additional structures. This stationary induction electric device is provided with: an iron core 1; a low-voltag...  
WO/2019/042716A1
The invention relates to an assembly (1) for connection to a high-voltage system having multiple single-phase transformers (2, 3, 4) which each have a transformer tank (5) which is filled with a fluid and in which a core (21) having at l...  
WO/2019/031066A1
This electronic component has a coil section having: a base formed of a conductive metal; a first terminal section connected to a circuit board, on which a rectifying circuit is mounted; and a second terminal section that outputs a direc...  
WO/2019/026194A1
The production method for the shell-type transformer of the present invention comprises: a step of constructing an E-shaped stack body that is E-shaped as observed from the stacking direction of a plurality of electromagnetic steel plate...  
WO/2018/235322A1
The objective of the invention is to provide an oil-filled transformer wherein the heat-dissipating characteristics and the strength of the tank, and a size reduction of the oil-filled transformer, have been taken into consideration. In ...  
WO/2018/230044A1
Provided is a fault monitoring system capable of detecting directly an anomaly in the waveform or the amplitude of magnetic flux density in the iron core of a stationary induction machine. The stationary induction machine fault monitorin...  
WO/2018/226823A1
A fluid treatment apparatus is constructed from at least one electrochemical cell including a bipolar ion exchange membrane and having a single output orifice to deliver treated fluid. The apparatus may employ a power supply transformer ...  
WO/2018/207403A1
The invention comprises: a transformer (10) having a primary wound wire formed by winding a first conductor, and a secondary wound wire provided opposite the primary wound wire, formed by winding a second conductor; a first wiring (21) c...  
WO/2018/199666A1
The present invention relates to a three-phase transformer comprising: first to third primary side coils to which first to third primary side voltages for first to third phases are applied respectively; first to third secondary side coil...  
WO/2018/193504A1
A planar transformer (4) provided with: a plurality of EI cores (4a1), (4a2); a primary winding substrate (410) provided with primary windings surrounding each of the plurality of EI cores (4a1), (4a2); a first secondary winding substrat...  
WO/2018/178163A1
The invention relates to a high voltage transformer (1) comprising a primary circuit having a primary winding (101), a secondary circuit having at least two secondary windings (301a, 301b), which are connected in series and decoupled by ...  
WO/2018/180998A1
This annular coil component is formed by combining, at two coupling end parts, a pair of coil members each provided with a magnetic core, a resin case that almost entirely surrounds the magnetic core, and a coil wound around the resin ca...  
WO/2018/167947A1
Two through-holes (7a) are provided to a second cover (7) at portions facing a second core (9) and a secondary coil (5), and heat radiation members (11) are provided to the through-holes (7a). Heat generated from the secondary coil (5) i...  
WO/2018/154971A1
Provided is a power conversion device which is very low-cost and compact. A secondary winding 2 and a tertiary winding 3 are disposed in contact with a primary winding 1. The secondary winding 2 and the tertiary winding 3 are configured ...  
WO/2018/146196A1
The invention relates to an air-cooled dry-type transformer (1) comprising a core (10) provided with a branch (11); a winding body (14) arranged about the branch (11); a cooling channel (25) extending in the direction of the longitudinal...  
WO/2018/147221A1
This DC power supply device comprises: a transformer having a primary magnetic core, a secondary magnetic core, at least one primary coil wound on the primary magnetic core, and a plurality of secondary coils wound on the secondary magne...  
WO/2018/131797A1
Disclosed is a real-time detection/recovery system of a power line failure in a power distribution system, which immediately alerts, shuts off, and recovers power in real-time when a disconnection, a resistance increase, a contact failur...  
WO/2018/120796A1
Provided are a multifunctional machine reactor and a multifunctional machine output circuit. The reactor comprises a magnetic core, a winding, and a base. The left and right sides of the magnetic core are provided with a winding L1 and a...  
WO/2018/105465A1
In this electronic circuit board of a power conversion device or the like, thermal interference between mounted components is reduced in order to closely arrange the mounted components including a semiconductor element to be mounted on a...  
WO/2018/102578A1
An electric device comprises a core having a center section and two outer sections, a high current winding, and a low current winding. The high current winding includes a plurality of half-turn coils connected in parallel between a first...  
WO/2018/095757A1
The invention relates to a transformer device for making a compact transformer having high power density. For this purpose, a toroidal magnetic core comprising a secondary coil is inserted into a cup-shaped jacket having an inner segment...  
WO/2018/092335A1
The purpose of the present invention is to provide a transformer that has an iron core having less variation in space factor. In order to solve the problem, a representative transformer according to the present invention has: a wound iro...  
WO/2018/092392A1
Disclosed is an electronic component, which has a coil section having a base formed of a conductive metal, said coil section also having a terminal section connected to a predetermined circuit board, and in which the surface of the base ...  
WO/2018/088936A1
In the present method for manufacturing a three-phase transformer, first three stacks of steel strips of individual lengths are formed for assembly of a magnetic core. In a stack, the length of each strip and the position of the strips i...  
WO/2018/083409A1
The invention provides a high-voltage electrical transformer including: - a magnetic circuit (20); - at least one primary winding (22) and at least one secondary winding (24), each including at least one conductor which is wound in the f...  
WO/2018/077566A1
An electrical device (1) for connection to a high-voltage network, comprising: a magnetizable core (3); at least one coil (5, 6, 7) enclosing a section (4) of the core (3); a tank (2) filled with insulating fluid, in which the core (3) a...  
WO/2018/073876A1
Provided is a transformer in which air leakage is prevented by means of a sealing fixture that suppresses deformation of a flange portion of a tank and does not apply excessive load to a gasket. A transformer sealing fixture fastens and ...  
WO/2018/075748A1
A multi-phase coupled inductor can include: an upper E core including a first upper limb, a second upper limb, and a third upper limb; a lower E core including a first lower limb, a second lower limb, and a third lower limb; a first wind...  
WO/2018/070198A1
A transformer (1) is provided with: a core (10) to at least a part of which a gap (11) is provided and which forms a magnetic circuit; a bobbin (20) that is mounted to the core (10); a first winding wire (31) that is wound by being divid...  
WO/2018/068350A1
Provided is a network transformer (100) comprising a base (20) and an upper cover (40). The base (20) and the upper cover (40) are covered with each other to form an accommodating cavity in which a magnetic core coil (60) is arranged. Du...  
WO/2018/070199A1
According to the present invention, a transformer (1) that is one example of a coil component comprises: a core (10) that forms a magnetic circuit and has a center leg (10c) that is centered between outer legs (10a, 10b) that have respec...  
WO/2018/070200A1
A transformer (1) comprising: a bobbin (10) that is mounted on a core that forms a magnetic circuit; a collar (13) that is at least partially hollow on the inside and divides the bobbin (10) into a first region and a second region in the...  
WO/2018/067833A1
Embodiments of the present disclosure relate to a refrigeration system that includes a compressor configured to circulate refrigerant along a refrigerant loop, a motor (106-1, 106-2, 106-3) configured to drive the compressor, and a varia...  

Matches 1 - 50 out of 10,153