Class / Patent application number | Description | Number of patent applications / Date published |
029607000 | Including permanent magnet or core | 26 |
20080229571 | Plastic molded motor housing - A housing assembly | 09-25-2008 |
20080276449 | Method for permanent magnet protection - A method for manufacturing of a permanent magnet pole piece comprising at least one magnet which is fixed to a base plate, a protective cover and a filling mass is provided, comprising the steps of fixing of the protective cover to the base plate so that it covers the magnet and so that the protective cover and the base plate are hermetically sealed jointed, evacuating of the interior cavity between the protective cover and the base plate through an opening, injecting of the filling mass through an opening into the interior cavity between the protective cover and the base plate and curing of the filling mass. | 11-13-2008 |
20080313886 | Methods and Apparatuses for Magnetizing an Object and for Calibrating a Sensor Device - A method and an apparatus for magnetizing an object, a method and an apparatus for calibrating a force and torque sensor device, a use of an apparatus for magnetizing an object in particular fields, and a use of an apparatus for calibrating a force and torque sensor device in particular fields. A method for magnetizing a first object and/or a second object comprises the steps of arranging a first object in such a manner that the first object encloses a second object, and applying a first electrical signal to the second object, wherein the first electrical signal is adapted such that at least a portion of the first object and/or of the second object is magnetized. | 12-25-2008 |
20100024202 | Enhanced On-Chip Inductance Structure Utilizing Silicon Through Via Technology - This invention utilizes silicon through via technology, to build a Toroid into the chip with the addition of a layer of magnetic material such as Nickel above and below the T-coil stacked multi-ring structure. This allows the connection between the inner via and an array of outer vias. This material is added on a BEOL metal layer or as an external coating on the finished silicon. Depending on the configuration and material used for the via, the inductance will increase approximately two orders of magnitude (e.g., by utilizing a nickel via core). Moreover, a ferrite material with proper thermal conduction properties is used in one embodiment. | 02-04-2010 |
20100050420 | MAGNETIC ELEMENT AND MANUFACTURING METHOD THEREOF - A manufacturing method of a magnetic element includes the steps of providing a first magnetic material, a second magnetic material, and at least one coil; disposing the coil in a mold; applying the first magnetic material in the coil to form a winding magnetic core; and applying the second magnetic material in the mold to form a magnetic body for covering the winding magnetic core. | 03-04-2010 |
20100146775 | U-SHAPED IRON CORE TRANSPORTING/ASSEMBLING METHOD, AND U-SHAPED IRON CORE TRANSPORTING/ASSEMBLING TANK - Provided is a U-shaped iron core transfer/assembling method, by which a first leg iron core, a second-leg iron core and a lower-yoke iron core are housed in a first leg iron core tank, a second leg iron core tank and a lower-yoke iron core tank, respectively, and those iron cores are individually transported in sideways attitude. Next, the lower-yoke iron core is transferred into a lower-yoke iron core assembling tank. While the first leg iron core, the second leg iron core and the lower-yoke iron core being kept in the tilted postures, the first leg iron core tank, the second leg iron core tank and the lower-yoke iron core assembling tank are individually opened at their openings and are jointed to each other. | 06-17-2010 |
20120297610 | METHOD FOR PRODUCING ELETRONIC COMPONENT - The disclosure provides a method for producing an electronic component in which the oxidation of Cu constituting an internal conductor part of the component is inhibited or prevented in a firing step, and even when a magnetic body part containing NiO, ZnO, Fe | 11-29-2012 |
20130174414 | PLANAR MAGNETIC STRUCTURE - A planar magnetic structure has an electrically insulating carrier made up of a base portion and opposed upstanding sidewalls. A plurality of planar primary windings and planar secondary windings are interstitially disposed within the carrier with planar dielectric spacers located between each adjacent pair of windings. A ferrite core envelopes the assembly to magnetically couple the windings. The carrier and windings form at least two spaces-apart sets of cooperating registration features which maintain the windings in fixed alignment with the carrier. | 07-11-2013 |
20130239404 | System and Method for Integrated Inductor - In one embodiment, an inductor has a substrate, a conductor disposed above the substrate and a seamless ferromagnetic material surrounding at least a first portion of the conductor. | 09-19-2013 |
20130247362 | INTEGRATED ELECTROMECHANICAL RELAYS - Electromechanical relays and semiconductor structures and microelectromechanical systems including at least part of an electromechanical relay are presented. For example, an electromechanical relay includes an electrically conductive terminal within a printed circuit board, one or more electrically conductive contacts, and one or more magnetic actuators. The one or more magnetic actuators are respectively associated with the one or more electrically conductive contacts and each magnetic actuator includes (i) a magnetic core within at least one via extending through one or more layers of the printed circuit board, and (ii) an electrical coil around at least a portion of the magnetic core and within one or more layers of the printed circuit board. Activation of the one or more actuators causes electrical contact between the terminal and an associated one of the one or more electrically conductive contacts. | 09-26-2013 |
20140259643 | METHOD OF APPLYING A STRESS RELIEVING MATERIAL TO AN EMBEDDED MAGNETIC COMPONENT - A method of manufacturing a substrate includes providing a substrate with a cavity and a post in the cavity, dispensing an elastic filling material in the cavity, inserting a magnetic core including a core hole such the post extends through the core hole, curing the elastic filling material, forming holes in the substrate outside of the cavity and in the post, and forming via-in-via structures in the holes. | 09-18-2014 |
20140360009 | MANUFACTURING DEVICE FOR FIELD POLE MAGNET BODY AND MANUFACTURING METHOD FOR SAME - A manufacturing device for a field pole magnet body includes a reference jig having reference surfaces in the lengthwise direction, width direction, and thickness direction for positioning a plurality of cleaved and divided magnet fragments in an aligned state. The manufacturing device further includes a first pressing means that presses the plurality of magnet fragments to the thickness direction reference surface from the thickness direction of a magnet body to align them in the thickness direction, and a second pressing means that presses the plurality of magnet fragments to the width direction reference surface from the width direction of the magnet body to align them in the width direction. An operational axis line of a pressing part of at least one of the first and second pressing means is arranged to be tilted such that it approaches the lengthwise direction reference surface at the side that abuts the magnet fragments. | 12-11-2014 |
20150040382 | INDUCTOR ELEMENT AND MANUFACTURING METHOD THEREOF - Disclosed herein are an inductor element and a manufacturing method thereof. The inductor element includes: an electrode body formed of insulating material and having an internal electrode having a coil shape disposed therein; and external terminals formed on a part of the electrode body and each connected with both ends of the internal electrode, wherein electrode body is formed and separated on a base substrate, whereby a size of the inductor element is reduced. | 02-12-2015 |
20160020021 | METHOD AND APPARATUS FOR MAKING AMORPHOUS METAL TRANSFORMER CORES - According to an exemplary embodiment, an apparatus for assembling an amorphous metallic transformer core from a plurality of amorphous metallic strip packets comprises an unwinding section comprising a plurality of uncoilers. Each of the plurality of uncoilers operated to unwind a coil comprising a single-ply continuous strip of a metallic material. A collection tray is configured to transport a composite metallic strip from the unwinding section, the composite metallic strip comprising a plurality of single ply metallic strips that are unwound from the plurality of uncoilers of the unwinding section. A shearing section operably coupled to the collection tray and configured to receive the composite metallic strip from the unwinding section, the shearing section configured to shear the composite metallic strip into a plurality of packets, the shearing section comprising an accumulator for holding the plurality of the packets of the composite metallic strips. A winding section is configured to receive the plurality of the packets of the composite metallic strips from the shearing section, the winding section forming a metallic transformer core from the plurality of packets of the composite metallic strips. | 01-21-2016 |
20160111209 | PLANAR CORE WITH HIGH MAGNETIC VOLUME UTILIZATION - A disclosed method comprises: specifying a W | 04-21-2016 |
20160155567 | MANUFACTURING METHOD OF SPLIT TYPE AND INCOMPLETE SPLIT TYPE NON-MAGNETIZED PERMANENT MAGNETS AND INCOMPLETE SPLIT TYPE NON-MAGNETIZED PERMANENT MAGNET | 06-02-2016 |
029608000 | From comminuted material | 1 |
20090007417 | Radial Anisotropic Magnet Manufacturing Method, Permanent Magnet Motor Using Radial Anisotropic Magnet, and Iron Core-Equipped Permanent Magnet Motor - In order to improve tranquility and controllability of an iron core-equipped permanent magnet motor with an improvement of a maximum energy product (BH) | 01-08-2009 |
029609000 | Laminated | 9 |
20090007418 | Powder magnetic core and method for manufacturing the same - In a method for manufacturing a powder magnetic core, magnetic layer green sheets is formed by using magnetic metal particles-having an insulating oxide layer on a surface thereof, and insulating layer green sheets are formed by using insulating particles. The magnetic layer green sheet and the insulating layer green sheet are alternately laminated, and the layers are press molded. | 01-08-2009 |
20090007419 | IRON CORE, IRON CORE MANUFACTURING METHOD, ALIGNMENT APPARATUS, AND EXPOSURE APPARATUS - An iron core includes an electromagnetic steel plate having a first region on the surface of which an insulating film is formed and a second region which is not covered with the insulating film and exposed, and a coating member which coats at least the second region. The second region is formed by removing the insulating film by machining. | 01-08-2009 |
20100083486 | METHOD OF RESIN SEALING PERMANENT MAGNETS IN LAMINATED ROTOR CORE - A method comprising: a first process of placing a laminated rotor core in a preheating device to preheat the laminated core; a second process of removing the preheated laminated core from the preheating device and disposing the laminated core between upper and lower dies of a resin sealing apparatus; a third process of pressing the laminated core by the upper and lower dies and liquefying resin material in resin reservoir pots by heating; and a fourth process of ejecting the liquefied resin material from the pots into the magnet insertion holes by plungers inserted and moving vertically in the pots and thermally curing the resin material. The method improves efficiency of resin sealing the permanent magnets in the laminated core. | 04-08-2010 |
20120090164 | Method for Achieving Converter Transformer for Suppressing DC Bias Magnet - A method for achieving converter transformer for suppressing DC bias magnet comprises increasing the seaming width of the transformer core lamination, which comprises in detail calculating the width and the height of each stage of lamination according to the reserved seaming width of the lamination, the sectional area of the core, the space between columns, and the height of the window, shearing the lamination based on the width and the height of the lamination obtained by calculating, overlapping two pieces of laminations into one piece of lamination according to the order of stages, placing them on the core frame alternately by stages, and after overlapping all the laminations, fastening each stage of lamination. | 04-19-2012 |
20120227250 | METHOD OF MANUFACTURING INDUCTOR - A method of manufacturing an inductor includes a lamination step, a division step, a firing step, and a plating step. In the lamination step, a laminate including an insulator, a coil body, and external electrodes is formed. That is, in the lamination step, insulating layers having wide filling conductors, insulating layers having narrow filling conductors, and conductor patterns having external electrode patterns are laminated. As a result, the conductor patterns form the coil body, and the wide filling conductors, the narrow filling conductors, and the external electrode patterns form the external electrodes. The narrow filling conductors have a width that is less than the widths of the wide filling conductors and the external electrode patterns, and recesses and projections are provided in the external electrodes. | 09-13-2012 |
20140047704 | STACKED INDUCTOR USING MAGNETIC SHEETS, AND METHOD FOR MANUFACTURING SAME - The present invention relates to a multilayered chip power inductor with high direct current superposition characteristics and high-frequency characteristics, particularly to a multilayered chip power inductor using as magnetic materials a magnetic sheet filled up with soft magnetic metal powder and a magnetic core. The present invention is to provide a multilayered chip power inductor achieving high inductance and direct current superposition characteristics. In order to achieve the objective, the present invention provides a multilayered chip power inductor using a magnetic sheet, characterized in that a plurality of magnetic sheets are laminated, wherein an electrical conductive circuit is formed on the surfaces of said sheets; that a terminal is formed at an outermost part; that said electrical conductive circuit and said terminal are electrically connected through via holes, and form a circuit in the form of a coil; and that a magnetic core is inserted into said circuit, and a method for manufacturing the same. | 02-20-2014 |
20140331483 | MANUFACTURING DEVICE FOR FIELD-POLE MAGNET AND MANUFACTURING METHOD FOR SAME - A one-piece field-pole magnet is manufactured by filling a gap formed between magnetic pieces placed on a plane with an adhesive or resin. During the process, a pushing member applies a pushing force onto each of the magnet pieces in a thickness direction thereof. The pushing member comprises pushing parts each of which pushes each of the magnet pieces, thereby equalizing the pushing forces applied to the respective magnet pieces. | 11-13-2014 |
20140373341 | METHOD FOR MANUFACTURING LAMINATED COIL COMPONENTS - A method for manufacturing a laminated coil component having: a step of placing a first green sheet having pairs of bordering first and second areas; a step of placing a second green sheet having pairs of bordering third and fourth areas; and a step of staggering another second green sheet on the second green sheet. The first, second, third and fourth areas have identical rectangular shapes and have a first, second, third and fourth conductor, respectively. The third and fourth linear conductors form a loop. An end of the first linear conductor is connected to a first side of the first area. A part of the first linear conductor closest to a second side adjacent to the first side has a line width smaller than a part of the third linear conductor or a part of the fourth linear conductor overlapping with the part of the first linear conductor. | 12-25-2014 |
20150325366 | METHOD AND APPARATUS OF MANUFACTURING LAMINATED IRON CORE - A method of manufacturing a laminated iron core includes performing at least two kinds of selectively-actuated punching processes by actuating respective punching units to form a plurality of iron core pieces, each of the punching units being switchable between an active state or a non-active state, and caulking and laminating the plurality of iron core pieces to manufacture the laminated iron core. The selectively-actuated punching processes are performed in one operation by selectively actuating each of the punching units between the active state and the non-active state. | 11-12-2015 |