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WO/2005/053141 |
The present invention realizes a small-sized transformer and a switch that exhibits a zero voltage switching, thereby achieving a size reduction, an enhanced efficiency and a noise reduction. There are included a series circuit connected...
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WO/2005/052963 |
Disclosed is an inductive miniature component for SMD assembly, comprising a monolithic ferrite core (1) which is longer than it is large and at least one coil winding (2) that is mounted directly on the ferrite core (1) and is provided ...
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WO/2005/052962 |
Coil conductor pattern layer (2, 3, 4) are stacked to serve as U-shaped coil conductors (2A, 3A, 4A). The coil conductors (2A, 3A, 4A) are electrically connected in series through a via hole (15) for interlayer connection made in ceramic...
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WO/2005/052961 |
An electrical inductor circuit element comprising an elongate electrical conductor (1) coupled magnetically with thin layers of magnetic material (6, 7, 11, 12) extending along at least a part of the conductor above and below the conduct...
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WO/2005/052964 |
The invention relates to a toroidal core component comprising a toroidal core (1a), which is encircled by at least one winding (1b), and comprising a heat-conducting bridge (4), which is formed by a base element (4a) and by an extending ...
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WO/2005/053140 |
The present invention realizes a small-sized transformer and a switch that exhibits a zero voltage switching, thereby achieving a size reduction, an enhanced efficiency and a noise reduction. There are included a series circuit connected...
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WO/2005/050678 |
A traction transformer with two traction windings comprises a pair of core legs 1, 2 each wound with a pair of primary windings 11, 12, a pair of traction windings 21, 22 and a pair of filter windings 31, 32 therebetween. The filter wind...
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WO/2005/050341 |
The present invention relates to a voltage regulator, especially for power regulation, consisting of a toroid-core transformer (1), where its input is connected to distribution electricity network, and of control voltage source (2), wher...
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WO/2005/048451 |
A communication transformer includes a magnetic core 1, a plurality of transfer-purpose windings 2 and 3 wound on the magnetic core 1, and an additional winding 4 which is wound on the magnetic core 1 in such a manner that the additional...
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WO/2005/045859 |
A coil device whose terminal section has increased mechanical strength so that the device is capable of achieving sufficient impact resistance and vibration resistance in applications, such as vehicle-mounted coil devices, with severe us...
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WO/2005/045862 |
A gas remover apparatus suitable for electrical substation high-voltage transformer load tap changers and similar oil-filled equipment removes potentially hazardous and destructive gases from the air-filled volume above the insulating oi...
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WO/2005/045858 |
A coil device in a part-winding form and a method for manufacturing a coil device are disclosed. The size of the core is small, and the windings do not collapse even though the form is simple. The coil device (501) comprises a ferrite co...
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WO/2005/043561 |
A low-leakage enclosure for cryogenic compressor apparatus includes climate control equipment and guide fixtures to direct ultra-cold coolant lines to a superconducting utility power transformer. The self-contained system maintains the r...
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WO/2005/041224 |
An inductive device (1) comprises a core (2) consisting of a multilayer body (6) composed of magnetic alloy thin bands (5) and an insulating coating layer (7) which covers the peripheral surface of the multilayer body without being bonde...
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WO/2005/039014 |
A system and method for an autotransformer (15) configuration including a plurality of windings (201-218) which can be used to provide a substantial reduction in harmonics. The autotransformer (15) includes a series of wye windings (201-...
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WO/2005/038831 |
A high-voltage transformer the leakage inductance of which can be accurately and easily regulated. Winding frames of a primary-side winding (6), a secondary-side winding (7), and a magnetic-coupling adjusting winding (8) are provided so ...
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WO/2005/036566 |
A multilayer coil component having a small size and a small thickness, exhibiting a high L providing efficiency, and free of deterioration of the insulation resistance between via holes, and its manufacturing method are disclosed. A mult...
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WO/2005/034152 |
An electrical contactor (30) comprising a removable coil (32) has a contactor housing (38) including a cavity (48). A pair of fixed coil terminals (34) are mounted to the contactor housing proximate the cavity. The removable coil is remo...
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WO/2005/031771 |
The invention relates to an ignition coil (10) for a spark ignition engine comprising a coil core (12) in which a primary magnetic field (Hp) is inducible by means of a primary substentially reel-shaped current-carrying winding (14). The...
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WO/2005/031766 |
A multilayer board (10A) comprising of a laminated transformer (10), a thick film component sheet (30) on which thick film components are formed, and a wiring sheet (50) on which a wiring pattern is formed. Since the multilayer board (10...
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WO/2005/031769 |
The invention relates to an ignition coil for an internal combustion engine, provided with a coil core whereby at least one winding layer of a primary winding is coiled thereon and on which at least one winding layer of a secondary windi...
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WO/2005/032226 |
A multilayer laminated circuit board (10A) wherein a lamination transformer (10), a lamination component sheet (30) in which a lamination component is fabricated, and a wiring sheet (50) in which a circuit pattern is formed are stacked. ...
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WO/2005/031765 |
A laminated transformer (10) comprising a plurality of laminated magnetic sheets (11a-11i), through holes (12a-12d) made through the magnetic sheets (11b-11i), laminating-direction wirings (13a-13d) consisting of conductors and filling t...
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WO/2005/030528 |
A solenoid coil (30) includes an open ended axial bore (42) formed therethrough and at least one terminal support (40) extending from one end thereof in a direction parallel to the axial bore (42) and having a portion extending over an e...
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WO/2005/031768 |
The invention relates to a conductor for windings cooled by liquid, especially for transformer windings, comprising an insulating covering which surrounds the entire conductor (1). At least one layer (2) of the covering completely surrou...
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WO/2005/031764 |
A laminated transformer (10) comprising a hybrid sheet (14a) consisting of a central magnetic pattern (11a) and a circumferential-edge magnetic pattern (12a) formed, respectively, in the center and at the circumferential edge, and a nonm...
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WO/2005/031763 |
A laminated transformer (10) comprising a nonmagnetic dielectric sheet (13) having a central through hole (11a) around which a primary winding (12) is formed, a nonmagnetic dielectric sheet (15) laminated on the dielectric sheet (13) and...
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WO/2005/027155 |
The invention relates to a method of manufacturing a transformer with a triangular core structure and a transformer with triangular core structure. Laminations (2) are cut in the shape of trapeziums with predetermined sizes from a high p...
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WO/2005/024865 |
An inductive power transfer unit is adapted to be placed when in use on a support surface (200). A flux generating unit (50) extends in two dimensions over the support surface, and generates flux at or in proximity to a power transfer su...
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WO/2005/024862 |
Conventional transformers with ractional turns have pre-manufactured cores usually with a complicated structure. According to the present invention, a method is provided of manufacturing a planar transformer where a ferrite polymer compo...
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WO/2005/022573 |
The invention relates to a method for monitoring the contamination of insulating oil in load tap changers, whereby only the latest transformer load current is measured, and the transfer of rust to be expected is determined by means of ca...
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WO/2005/020253 |
Printed Circuit Board with Integrated Inductor. In today's electronic devices components such as inductors are required having a small building height. According to the present invention, a core of an inductor may be realized by ferrite ...
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WO/2005/020252 |
A magnetic core for high frequency is disclosed which is a formed body of a mixture wherein not more than 10%, in mass ratio, of a binder is blended in a soft magnetic metal glass powder which has a composition represented by the general...
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WO/2005/020254 |
SMT-components known in the art usually have a thickness of approximately 1 mm and no flexibility. According to the present invention windings for an inductor are realized within a substrate, preferably by using copper layers which are a...
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WO/2005/017924 |
To produce a large-current-adaptable common-mode coil simply and at low costs. When the drive pulley (76) of a motor (74) is rotated in an arrow B direction after the distance between pins (68, 68) is adjusted to a desired one, a rotary ...
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WO/2005/015725 |
A switching power supply device includes: a first series circuit connected to both ends of a DC power source (Vdc1) and having a primary winding (5a) of a transformer (T), a reactor (L3), and a switch (Q1); a second series circuit connec...
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WO/2005/015762 |
A continuously transposed cable (CTC) for a transformer is disclosed. The outer surface of the CTC is wrapped by glass fiber net tape (5). The CTC comprises a first row of enameled wires (1) and a second row of enameled wires (2), each r...
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WO/2005/015724 |
A complex resonance type converter having a sync rectifier circuit exhibits a high power conversion efficiency, while having a reduced circuit scale because of its simplified circuit arrangement and being able to be manufactured at a low...
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WO/2005/013296 |
The invention relates to an inductive component (1), for the formation of a magnetic circuit, with at least one wire winding (3) and at least one cooling device (20), for cooling the wire winding. The inductive component is characterised...
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WO/2005/010901 |
A core type laminate inductor comprising a magnetic gap layer (40) interposed between the layers of conductor pattern (20) and formed by being divided into a plurality of mutually separated layers with magnetic layers therebetween, the p...
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WO/2005/008696 |
The invention relates to a ferrite toroidal core (1) for an inductive component used for SMD-installation engineering comprising a base bar (1.1) which is turned towards a printed circuit board when it is vertically placed thereon. Two l...
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WO/2005/008692 |
Improved form-less electronic apparatus and methods for manufacturing the same. In one exemplary embodiment, the apparatus comprises a shape-core inductive device (200) having a bonded-wire coil (204) which is formed and maintained withi...
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WO/2005/008687 |
A tape-like superconducting wire produced by forming a superconducting thin film on the surface of a substrate in which AC loss can be suppressed by making slits at least in the superconducting thin film part thereby forming electrically...
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WO/2005/006359 |
A magnetic element exhibiting excellent high frequency characteristics, comprising magnetic ferrite mainly containing iron oxide, cobalt oxide and zinc oxide, a conductor coil formed on the magnetic ferrite, an insulator covering the con...
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WO/2005/006355 |
A bushing for an electrical device, comprising an insulating core (1, 7, 9), where at least a part of the insulating core (1, 7, 9) comprises a continuous diffusion barrier (2, 8) with firm adhesion to the insulating core (1, 7, 9). The ...
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WO/2005/006828 |
The invention relates to an electronic device, provided with a magnetic screening with a maximum resonant magnetic loss, which comprises at least one inductive winding with at least one segment (10, 46) of metallic wire wound around at l...
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WO/2005/004180 |
The present invention provides a transformer apparatus wherein high-voltage components are held at a bobbin, a core and the high-voltage components are commonly grounded, a voltage resistance test can be conducted, the core and high-volt...
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WO/2005/004176 |
A transformer unit 1 comprising a transformer composed of a bobbin 2 having wound therearound primary and secondary windings and a core inserted into the center of the bobbin and an electric component 3 held in the outer peripheral regio...
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WO/2005/004178 |
An inductor includes an elongate magnetic core, a coil wrapped around the core and a spacer that separates the coil from the core to provide a coolant passage between the coil and the core. The coolant passage may include an air passage ...
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WO/2005/004179 |
Method of cooling an oil immersed transformer or an electrical machine by heat transfer to a liquefied gas, e. g. freon. A first heat exchanger transfers heat from oil to liquefied gas which circulates in a closed heat pump circuit with ...
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