Class / Patent application number | Description | Number of patent applications / Date published |
336110000 | WITH PERMANENT MAGNET | 19 |
20080197960 | Coil unit, method of manufacturing the same, and electronic instrument - A coil unit includes a planar coil, a printed circuit board that includes a planar coil placement section that receives the planar coil, a protective sheet that is provided on a transmission side of the planar coil and protects the planar coil, and a magnetic sheet that is provided on a non-transmission side of the planar coil. The planar coil is placed in the planar coil placement section and is electrically connected to the printed circuit board. The planar coil placement section has a shape that corresponds to an external shape of the planar coil. | 08-21-2008 |
20080204181 | System, an Inductive Powering Device, an Energizable Load and a Method of for Enabling a Wireless Power Transfer - The system | 08-28-2008 |
20080238599 | Chip scale power converter package having an inductor substrate - A chip scale power converter package having an inductor substrate and a power integrated circuit flipped onto the inductor substrate is disclosed. The inductor substrate includes a high resistivity substrate having a planar spiral inductor formed thereon. | 10-02-2008 |
20080303619 | PROTECTION OF PERMANENT MAGNENTS IN A DC-INDUCTOR - A DC inductor comprising a core structure ( | 12-11-2008 |
20080303620 | DC Inductor - A DC inductor comprising a core structure ( | 12-11-2008 |
20090009277 | Filtering choke arrangement - DC choke arrangement of a power transformer, especially of a frequency converter, provided with a DC circuit and connected to an AC electricity network, to limit the harmonics of the network current taken by an appliance from the AC network, in which DC choke arrangement is at least one choke (Ldc+, Ldc−), which is arranged in the magnetic core, which contains pillar parts and yoke parts ( | 01-08-2009 |
20090206973 | BOND MAGNET FOR DIRECT CURRENT REACTOR AND DIRECT CURRENT REACTOR - The present invention provides a bond magnet for direct current reactor which is to be disposed in a gap formed in a magnetic core of a direct current rector, the bond magnet containing a magnet powder containing a rapidly quenched powder of a rare earth magnet alloy. The present invention also provides a direct current reactor including a magnetic core having a gap and a winding area wound around the magnetic core, in which the bond magnet is disposed in the gap of the magnetic core. | 08-20-2009 |
20100194512 | PERMANENT MAGNET DC INDUCTOR - A permanent magnet DC inductor is disclosed which includes at least two separate and individual magnetic inductors, each having its own core structure and forming closed individual magnetic paths having at least one magnetic gap. Windings are provided on the magnetic cores, and at least one permanent magnet piece is provided with each inductor. The separate magnetic cores having the at least one magnetic gap are arranged against each other to form external magnetic gaps with the permanent magnet pieces arranged inside the external magnetic gaps on both sides of the at least one magnetic gap. | 08-05-2010 |
20110298572 | HIGH POWERED INDUCTORS USING A MAGNETIC BIAS - A biased gap inductor includes a first ferromagnetic plate, a second ferromagnetic plate, a conductor sandwiched between the first ferromagnetic plate and the second ferromagnetic plate, and an adhesive between the first ferromagnetic plate and the second ferromagnetic plate, the adhesive comprising magnet powder to thereby form at least one magnetic gap. A method of forming an inductor includes providing a first ferromagnetic plate and a second ferromagnetic plate and a conductor, placing the conductor between the first ferromagnetic plate and the second ferromagnetic plate, adhering the first ferromagnetic plate to the second ferromagnetic plate with a composition comprising an adhesive and a magnet powder to form magnetic gaps, and magnetizing the inductor. | 12-08-2011 |
20130009739 | IGNITION COIL WITH ENERGY STORAGE AND TRANSFORMATION - This invention is directed to a device for energy storage and transformation that allows an increased level of energy storable in an ignition coil, using a coil that has a permanent magnet inside of a primary magnetic core, with a second magnetic core that closes the magnetic path of the primary magnetic core. | 01-10-2013 |
20130057376 | FERRITE CERAMIC COMPOSITION, CERAMIC ELECTRONIC COMPONENT, AND PROCESS FOR PRODUCING CERAMIC ELECTRONIC COMPONENT - This disclosure provides a ceramic composition, a ceramic electronic component, and process for producing a ceramic electronic component in which a ferrite ceramic composition includes CuO at a molar content of 5 mol % or less and Fe | 03-07-2013 |
20130181800 | Magnetic Power Converter - A magnetic power converter has a core that has at least a first leg and a second leg. In addition, the magnetic power converter has an output coil positioned around the second leg and a toroid integrated into the first leg, the toroid comprising a permanent magnet and an first input coil, the input coil positioned relative to the permanent magnet, such that when an alternating current (A/C) is applied to the first input coil, permanent magnet magnetic flux produced by the permanent magnet is displaced and travels through the second leg. | 07-18-2013 |
20140091890 | SWITCHING POWER SUPPLY - In an electrical energy generator, at least one permanent magnet generates flux and a magnetizable member forms the single flux path. An electrically conductive coil is wound around the magnetizable member, and a plurality of flux switches are operative to sequentially reverse the flux from the magnet through the member, thereby inducing electrical current in the coil. An alternative configuration uses stacked loops and a separate piece of material acting as the magnetizable member. One end of the magnet is coupled to one of the loops, with the other end being coupled to the other loop. Each loop further includes two flux switches operated in a 2×2 sequence to sequentially reverse the flux through the magnetizable member. | 04-03-2014 |
20140354388 | OMNI-DIRECTIONAL SHEAR-HORIZONTAL WAVE MAGNETOSTRICTIVE PATCH TRANSDUCER AND METHOD OF WINDING COIL - Provided is a transducer. The transducer includes a permanent magnet that generates a magnetostatic field, a patch disposed below the permanent magnet and formed of a material that deforms according to a magnetic field, an insulator disposed on a top surface of the patch, and a coil wound around the patch and the insulator in a certain form and allowing a magnetomotive field to be induced on the patch according to an applied current. The wound coil has a form in which directions of the magnetostatic field generated by the permanent magnet and the magnetomotive field generated by winding the coil are orthogonal to each other. | 12-04-2014 |
20150042433 | CHOKE COIL - Problem to be Solved | 02-12-2015 |
20150077206 | DEVICES AND METHODS FOR PAIRING INDUCTIVELY-COUPLED DEVICES - A first device may be paired to a second device, with the first and second devices including inductive elements, the devices may be paired by aligning a first magnetic element of a first device and a second magnetic element of a second device. At least one additional magnetic element is used to redirect magnetic fields generated by the first magnetic element and the second magnetic element away from the inductive elements. | 03-19-2015 |
20160005525 | INDUCTIVE COMPONENT - An inductive component with a magnetic circuit is made of a magnetically soft core material, the circuit having at least one gap which extends in the Y direction from a first end-side free end of the core material to an opposite second end-side end of the core material, at least one coil which is wound around at least one part of the core material, and a permanent magnet unit which consists of multiple mutually spaced individual permanent magnetic elements, each of which has a magnetizing direction, the directions oriented in an at least approximately identical manner to the Y direction The individual magnets are stacked next to one another in a mutually spaced manner in a direction which is at least approximately orthogonal to the Y direction. There is high magnetic biasing of the inductor by means of the permanent magnets, little power loss, a simple production, and a high fill factor. | 01-07-2016 |
20160042855 | MAGNETICALLY BIASED CHOKE - A magnetically biased choke includes a magnetic circuit with at least one stack consisting of a plurality of magnetically soft segments), of which at least some are disposed at a spacing from each other, and of a coil which is wound about the stack, at least two permanent magnet segments being inserted into the stack and at least one magnetically soft segment being disposed between the at least two permanent magnet segments. | 02-11-2016 |
20180025835 | IGNITION COIL FOR INTERNAL COMBUSTION ENGINE | 01-25-2018 |