Inductor devices inventions 10/07

20070247266 - Compact dry transformer: Compact dry transformer (1A) consisting of a magnetic material core (2) provided with a first heat sink consisting of covers (10) having cooling fins (11) on the outer surface thereof. The transformer also consists of a coil assembly (3,4) provided with a second heat sink consisting of enclosures (12) having... Agent: Birch Stewart Kolasch & Birch

20070247267 - Inverter transformer: Variation in inductance and leakage inductance between the secondary windings is reduced thereby making lamp currents uniform and thus preventing the occurrence of uneven brightness. A two-output inverter transformer comprises a bobbin having a primary winding wound around the middle and secondary windings wound on both sides thereof and having... Agent: Harness, Dickey & Pierce, P.L.C

20070247268 - Inductor element and method for production thereof, and semiconductor module with inductor element: An inductor element includes a substrate of magnetic material, a coil, and a layer of magnetic material. The coil of conductive material is formed on the substrate. The layer of magnetic material is so formed by aerosol deposition as to enclose the coil on the substrate of magnetic material.... Agent: Robert J. Depke Lewis T. Steadman

20070247269 - Integrated high frequency balun and inductors: Integrated high frequency balanced-to-unbalanced transformers and inductors suitable for operation in high frequencies, such as radio frequencies. Embodiments disclosed give consideration to issues related to the layout of the top and bottom inductors for the minimization of capacitive effects between layers. A displacement between the conductive paths of the top... Agent: Blakely Sokoloff Taylor & Zafman

20070247270 - Transformer apparatus, inverter transformer, and drive circuit: The present invention provides a transformer apparatus configured by integrating an inverter transformer and balance transformer to be a downsized form, and a drive circuit using the transformer apparatus. The transformer apparatus comprises an inverter transformer having a core potion on which a primary coil and a secondary coil are... Agent: Coats & Bennett, PLLC

20070247271 - Low loss, high dc current inductor: An inductor includes an inductor assembly having two coaxial, substantially linear windings axially disposed with respect to a plurality of toroidal magnetic cores. A method of forming an inductor is further included.... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20070241850 - Inductor: An inductor using a rectangular wire wound in an axial direction roughly parallel with a mounted substrate, and enabling an increase in connection strength in mounting. The inductor (10) comprises a core member (20) formed of a magnetic material, the rectangular wire (30) formed in a flat shape so that... Agent: Reed Smith, LLP Attn: Patent Records Department

20070241851 - Method and apparatus for substantially reducing electrical displacement current flow between input and output circuits coupled to input and output windings of an energy transfer element: An energy transfer element with substantially reduced electrical displacement current flow between an input circuit coupled to the energy transfer element input winding and an output circuit coupled to the energy transfer element output winding. In one aspect, an energy transfer element includes an input winding, an output winding, an... Agent: Blakely Sokoloff Taylor & Zafman

20070241852 - Transformer with foamed insulating material and method of manufacturing the same: The invention is directed to a transformer and a method of manufacturing the same, wherein a core and coil assembly and a housing with an injection opening are provided. The core and coil assembly are enclosed in the housing. A polyurethane foam insulating material is injected into the housing through... Agent: Abb Inc. Legal Dept. -4u6

20070241853 - Transformer: A transformer includes an electrically insulative bobbin, a primary winding and a secondary winding installed in the bobbin, and a ferrite core set for acting with the windings, a secondary side of the bobbin having a plurality of winding grooves for receiving the secondary winding and a plurality of partition... Agent: Birch Stewart Kolasch & Birch

20070241854 - Voltage stress reduction in magnetics using high resistivity materials: The present invention includes a high voltage transformer and high voltage inductor having a high resistivity magnetic core and multiple secondary windings without needing insulation between the high resistivity core and multiple secondary windings.... Agent: Lafkas Patent LLC

20070241855 - Device for electrical isolation, toroidal core choke, and method for producing the toroidal core choke: A device for electrical isolation is suitable for installation in the core hole of a toroidal core. The device includes a center section that has a rotational axis, and branches that extend outwards and that are deformable in the rotational direction about the rotational axis. Each branch has an insulating... Agent: Slater & Matsil, L.L.P.

20070236316 - Leakage transformer: This is a small-sized transformer that is made easily. Two bobbins around which a secondary coil is wound insert into bobbin protrusions from the opening surface side of the first core whereby the two bobbins are positioned in a row. A coiling protrusion around which to wrap a primary coil... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070236317 - Electronic device having helical resilient member serving as electric inductance element: An electronic device includes a helical resilient member serving as an electrical inductance element. The electronic device also includes an antenna, a signal feeding line, and a transmitting/receiving module. The helical resilient member has first and second ends with a predetermined number of turns of coil arranged therebetween the first... Agent: Rosenberg, Klein & Lee

20070236320 - Method for fabricating a transformer integrated with a semiconductor structure: A substrate is provided and a top interconnection metal layer and a primary winding layer are formed thereon. Then a passivation layer having a plurality of via exposed parts of the top interconnection metal layer is formed on the substrate. A secondary winding layer and at least a bonding pad... Agent: North America Intellectual Property Corporation

20070236318 - Gapped core structure for magnetic components: A magnetic component includes a first monolithic core structure having a plurality of magnetic layers and at least one nonmagnetic layer separating one of the plurality of magnetic layers from another of the plurality of magnetic layers. A first opening extends through the first core structure, and a conductive element... Agent: John S. Beulick Armstrong Teasdale LLP

20070236319 - Inductor structure: An inductor structure comprising a substrate; a plurality of insulation layers on the substrate; a first spiral electric conductive coil positioned in the insulation layers to form an inductor having a first direction of magnetic field; a second spiral electric conductive coil positioned in the insulation layers to form an... Agent: North America Intellectual Property Corporation

20070236321 - Transformer: Disclosed herein is a transformer including: an iron core; and a winding wound around the iron core; wherein the iron core includes a column-shaped output side iron core part, a plurality of column-shaped input side iron core parts, and a connecting iron core part, the winding includes a plurality of... Agent: Robert J. Depke Lewis T. Steadman

20070229205 - Arrangemetn for cooling of components of wind energy installations: The system utilizes the flow of a medium for cooling an installation, especially a transformer. The fact is utilized that the flow of the medium, e.g. wind, automatically increases with increasing load of the transformer. The novel transformer is formed so that its outer shape and the cooling elements are... Agent: Lerner Greenberg Stemer LLP

20070229206 - Jointless windings for transformers: A transformer includes at least two windings. Each winding has at least one turn, and the windings are configured from a loop of electrically conductive material.... Agent: Harness, Dickey, & Pierce, P.l.c

20070229207 - Method for winding a coil, a winding form, and a coil: A method, in at least one embodiment, is disclosed for winding a coil onto a winding form including a first part, a second part, and a step between the first part and the second part, the first part having a relatively larger diameter than the second part. In an embodiment,... Agent: Harness, Dickey & Pierce, P.L.C