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Patent Searching and Data


Matches 1 - 50 out of 74,192

Document Document Title
WO/2019/215233A1
A magnetic core (1) for an electromagnetic induction device, comprising: a limb (5) made of a grain-oriented material, a yoke (3) made of an amorphous material, and an auxiliary joint member (7) made of grain-oriented material, wherein t...  
WO/2019/217121A1
A planar transformer includes a magnetic core (22) having an internal opening. A plurality of high current capacity windings (34) are disposed within the internal opening. These high current capacity windings (34) have a length, a width ...  
WO/2019/215084A1
An intermediate yoke for a power transformer with at least three legs, the intermediate yoke comprising a plurality of pre-stacked intermediate yoke modules for being fitted between the adjacent legs, laminated transformer sheets of an i...  
WO/2019/210542A1
Disclosed are an electromagnetic device and an integrated transformer (300). The electromagnetic device comprises at least two stacked layers of substrates (310), the at least two layers of substrates (310) comprise at least one layer of...  
WO/2019/210503A1
The present invention provides a wireless charging system capable of achieving an energy funnel effect and a wireless charging method thereof. The system comprises a wireless transmitting device and a wireless receiving device; the wirel...  
WO/2019/210539A1
Disclosed are an integrated transformer and an electronic device. The integrated transformer comprises: at least one layer of substrate (10, 210, 310, 510, 610), a plurality of magnetic cores (16, 216), a transmission line layer and a pl...  
WO/2019/210540A1
Disclosed are an electromagnetic element and a manufacturing method therefor. The electromagnetic element comprises a substrate, a magnetic core, transmission units and a connection layer, wherein the substrate comprises a central portio...  
WO/2019/212967A1
In a Power over Data Lines (PoDL) system that conducts differential data and DC power over the same wire pair, various DC coupling techniques are described that improve DC voltage coupling while attenuating AC common mode noise. Pairs of...  
WO/2019/212257A1
The present invention may comprise: a direct current-to-alternating current conversion unit having at least two multi-level converters each converting input direct-current power into alternating-current power; a Scott transformer which o...  
WO/2019/212970A1
A PoDL system conducts differential data and DC power over the same wire pair, and various DC coupling techniques are described that improve DC voltage coupling while attenuating AC common mode noise. Pairs of differential mode chokes (D...  
WO/2019/211416A1
The invention relates to a device (10) for inductive energy transfer into a human body (1), having a transmitting unit (23), which has a transmitting coil (25), wherein the transmitting coil (25) has a coil winding (26). According to the...  
WO/2019/210538A1
Disclosed in the present application are a transformer and a manufacturing method, and an electromagnetic device. The transformer comprises a substrate, a magnetic core, transmission line layers, and conductive members. The substrate com...  
WO/2019/210541A1
A transformer and a manufacturing method therefor, and an electromagnetic device, comprising: a substrate (10, 210, 310, 411, 510), a magnetic core (16, 216), an input line layer (24, 31) and a coupling line layer (25, 33), and an electr...  
WO/2019/204962A1
A transformer core for a dry-type transformer includes a laminated construction having several groups of stacked laminations that form a step-lap sequence of laminations. Each group in the step-lap sequence has a mean length different th...  
WO/2019/206733A1
Inductor assembly (100) for a single or multi-phase and/or interleaved converter comprising: • - a plurality of first conductors (112, 114, 116) arranged on respective legs of a first magnetic core (110), • - a second core (120) comp...  
WO/2019/206612A1
The invention relates to a DC/DC converter (200) for resonant operation with potential separation, comprising: a transformer (230) having a primary-side and a secondary-side inductance (231, 232); an inverter arrangement (110) that is co...  
WO/2019/206037A1
The present disclosure provides a circuit board, comprising: a board body, magnetic columns, coils and a conducting portion; the magnetic columns are disposed within the board, the conducting portion is disposed on an outer surface of th...  
WO/2019/207680A1
The present invention is a method for diagnosing an oil-filled electrical device in which the degradation state of the oil-filled electrical device is evaluated. Oil-filled electrical devices include an insulating oil. A mineral oil is b...  
WO/2019/208983A1
Provided is a wireless power transmission system for a rotating connector. A wireless power transmission system for a rotating connector according to an embodiment of the present invention comprises: a wireless power transmission module ...  
WO/2019/206706A1
The invention relates to a three-phase transformer, having three windings on the primary side and three windings on the secondary side, wherein the winding axes of the pairs of windings that are associated with the same phase coincide, t...  
WO/2019/205249A1
A transformer (100), a power supply device (110), and an electronic microwave cooking device (200). The transformer (100) comprises a primary winding (10) and a secondary winding (20). The secondary winding (20) is spaced apart from the ...  
WO/2019/208004A1
This inductor is provided with: a conductive member; and an external member comprising a magnetic material. The conductive member has: a body part embedded in the external member; a pair of extraction parts connected to the body part; an...  
WO/2019/205250A1
A transformer and an electronic microwave cooking device. The transformer comprises an insulated bobbin and two magnetic cores. The two magnetic cores are inserted into the bobbin and arranged opposite to each other. A first separation m...  
WO/2019/202774A1
This ESD protective element (10) comprises: a semiconductor substrate (20); a wiring layer (30); and an inductor conductor (40). A Zener diode is formed on the semiconductor substrate (20). The inductor conductor (40) is formed on the wi...  
WO/2019/203076A1
This coil has a turn column comprising first to nth turns (n is an integer of 3 or more) in which conductive wires having a quadrangular cross section are wound spirally and stacked, wherein at least some of the conductive wires of the f...  
WO/2019/201525A1
The invention relates to a high-voltage transducer (1) having a housing (2), which physically encloses at least one electric measuring device (3) and an insulating gas (4), and to a method for measuring with the high-voltage transducer (...  
WO/2019/201451A1
In order to provide an electrical device (1) for connection to a high-voltage network, having a magnetizable core (5), at least one winding (6) which is configured to generate a magnetic field in the core, and a group of measuring sensor...  
WO/2019/200897A1
A flat-wire vertical winding inductance coil formed by vertically winding a plurality of flat wires. Chamfers are provided on the inner side of the flat wire, and the sum of the areas of the chamfers is 3-10% of the original cross sectio...  
WO/2019/201302A1
A planar transformer, an electronic device and a manufacturing method for the planar transformer, belonging to the technical field of planar transformers. The planar transformer comprises a first magnetic core, at least one PCB winding, ...  
WO/2019/197033A1
Electromagnetic coil (10) for an electric motor, the electromagnetic coil (10) being helical and composed of a stack (12) of substantially spiral-shaped metal sheets bodies (14), wherein the metal sheet bodies (14) are electrically isola...  
WO/2019/198843A1
The objective of the present invention is to provide a three-phase active harmonic filter that is useful not only in emergencies but also in normal times since the three-phase active harmonic filter can be used in emergencies as an open ...  
WO/2019/197581A1
The invention relates to a method for producing a coiled electrically conductive body (2), in which first a coiled model (3, 8) is produced as a lost mould from a core material that can be liquefied or vaporised under the influence of he...  
WO/2019/196354A1
An inductor stack structure, comprising: a substrate; at least two metal layers successively stacked on one side of the substrate, each of the metal layers comprising at least a first planar inductor; and through holes located between an...  
WO/2019/196037A1
The present invention provides a transformer, comprising a core and a winding. The winding comprises a low-voltage winding provided outside a column body of the core, and a high-voltage winding provided outside the low-voltage winding. T...  
WO/2019/198152A1
Provided is a pressed powder core 1 that has excellent mechanical properties and has magnetic properties which do not tend to change even when used under a high temperature environment, the pressed powder core 1 comprising a molded body ...  
WO/2019/197998A1
The invention relates to a winding body for an electric machine, comprising a coil arranged in a toroidal coordinates system which is defined by a toroidal direction running about a winding axis, by a poloidal direction running about the...  
WO/2019/196412A1
A flow guide rod (1), comprising a cooling channel (13) disposed at the rod part (1a) of the flow guide rod, and a coolant lead-in pipe (11) and a coolant lead-out pipe (12) separately disposed at the end of the flow guide rod (1), the c...  
WO/2019/198903A1
The present invention relates to a transformer sensor mounting device, which is a device for mounting a transformer sensor inside a transformer, comprising: a first member for accommodating a part of the sensor; and a second member which...  
WO/2019/198259A1
Provided is a pressed powder core 1 that has excellent mechanical properties and has magnetic properties which do not tend to change even when used under a high temperature environment, the pressed powder core 1 comprising a molded body ...  
WO/2019/192069A1
A low-pressure supporting strip, comprising a body (2). The body (2) is made from aluminum alloy, and the cross section of the body (2) is rectangular. By means of the solution, the aluminum alloy supporting strip is fast in heat dissipa...  
WO/2019/193917A1
A magnetic core according to an embodiment of the present invention is of the type obtained by combining two segments having identical shapes so as to form a closed magnetic path. Each segment is provided with: a base part; a cylindrical...  
WO/2019/194419A1
A wireless charging device comprises: a first shielding portion including a first region and a second region; a first coil module disposed on the first region of the first shielding portion; a second shielding portion disposed on the sec...  
WO/2019/192259A1
Disclosed is a network transformer, comprising: a shell base having an accommodating groove for accommodating a magnetic ring coil; an upper shell cover capable of covering the shell base; and dual rows of pins arranged on the shell base...  
WO/2019/187326A1
This method for manufacturing a reactor (10) includes: an assembly manufacturing step for assembling a core-coil assembly provided with a reactor core (20), which comprises an inner-side core part that extends in a first direction and an...  
WO/2019/189857A1
The present invention reduces vibration of an iron core and ameliorates the noise of a transformer. An iron core for a transformer, said iron core having a plurality of oriented electromagnetic steel sheets laminated therein, wherein in ...  
WO/2019/189859A1
The present invention reduces vibration of an iron core and ameliorates the noise of a transformer. An iron core for a transformer, said iron core having a plurality of oriented electromagnetic steel sheets laminated therein, wherein in ...  
WO/2019/187327A1
Provided is a reactor core (20) comprising: a plurality of inner core portions (21) that includes a plurality of first powder magnetic cores (23), the plurality of first powder magnetic cores (23) being arranged in line in a first direct...  
WO/2019/188776A1
Provides are: an insulated electric wire material that has a conductor having a single-core conductor or a plurality of divisional conductors arranged in parallel or spirally, has an outer peripheral insulating layer which covers the out...  
WO/2019/188215A1
Provided is a common mode noise filter with which it is possible to improve an attenuation characteristic with respect to common mode noise in a wide frequency region. The common mode noise filter of the present disclosure is provided wi...  
WO/2019/190565A1
A stacked transformer or inductor apparatus including a first layer with a first layer wire element extending around a center axis and a second layer with a second layer wire element. The second layer element includes side by side first ...  

Matches 1 - 50 out of 74,192