| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 029606000 | By assembling coil and core | 23 |
| 20090265918 | SYSTEM AND METHOD FOR AUTOMATED PRODUCTION OF RF CHOKES - System and method that permits fully automated production of RF hybrid devices or chokes comprised of electrical wires and a main body made of ferrite toroids are disclosed. RF chokes produced according to current invention may be used as directional couplers, in-phase splitters, balanced/unbalanced (BALUN) matching devices, radio frequency (RF) transformers etc., and may achieve high repeatability and improved electrical performance without adversely affecting electrical characteristics of the RF hybrid devices. | 10-29-2009 |
| 20100011568 | METHOD OF MAKING SLOTTED CORE INDUCTORS AND TRANSFORMERS - Slot core inductors and transformers and methods for manufacturing same including using large scale flex circuitry manufacturing methods and machinery for providing two mating halves of a transformer winding. One winding is inserted into the slot of a slot core and one winding is located proximate to the exterior wall of the slot core. These respective halves are joined together using solder pads or the like to form continuous windings through the slot and around the slotted core. | 01-21-2010 |
| 20100058577 | TOROIDAL INDUCTIVE DEVICES AND METHODS OF MAKING THE SAME - A toroidal inductive device has an electrical winding component ( | 03-11-2010 |
| 20110192019 | SPOOL FOR A COIL WINDING DEVICE AND METHOD OF LOADING COILS - To provide a spool for a coil winding device capable of preventing poor insulation caused by a leakage of coil wires without initially inserted coil wires staying at the vicinity of slot openings. A spool for a coil winding device of this invention includes a plurality of coil winding surfaces increased stepwise in diameter from the bottom upward in a state where the spool is disposed on the coil winding device. The spool includes a front spool part and a rear spool part, which are placed at a distance from each other so that each turn of coil has a length corresponding to arbitrary lamination thickness of the stator core. The plurality of coil winding surfaces includes a coil winding surface corresponding to the outermost coil that is formed so that a portion in a radial pattern from the vicinity of a portion corresponding to a central axis of the stator core towards an opening of the slot in which each coil is loaded is extended at least to a position corresponding to a core back where the roots of the teeth outside the slot of the stator core are connected. | 08-11-2011 |
| 20110209340 | METHOD FOR AN INTEGRATED WINDING STRUCTURE FOR A MAGNETIC CORE - An apparatus, system, and method are disclosed for combining multiple windings on a magnetic core. An integrated winding structure has a winding base and multiple winding extensions. The multiple winding extensions and the winding base are formed from a single sheet of electrically conductive material. Each of the multiple winding extensions has a base portion that extends from the winding base, a wrapping portion that extends from the base portion, and a connection portion that extends from the wrapping portion. The connection portions and the winding base each have electrical connection surfaces. Each of the multiple winding extensions forms one or more windings on the magnetic core. | 09-01-2011 |
| 20110258842 | Method and Apparatus for Surgical Navigation - A surgical navigation system for navigating a region of a patient includes a non-invasive dynamic reference frame and/or fiducial marker, sensor tipped instruments, and isolator circuits. The dynamic reference frame may be repeatably placed on the patient in a precise location for guiding the instruments. The instruments may be precisely guided by positioning sensors near moveable portions of the instruments. Electrical sources may be electrically isolated from the patient. | 10-27-2011 |
| 20110258843 | Method and Apparatus for Surgical Navigation - A surgical navigation system for navigating a region of a patient includes a non-invasive dynamic reference frame and/or fiducial marker, sensor tipped instruments, and isolator circuits. The dynamic reference frame may be repeatably placed on the patient in a precise location for guiding the instruments. The instruments may be precisely guided by positioning sensors near moveable portions of the instruments. Electrical sources may be electrically isolated from the patient. | 10-27-2011 |
| 20120096706 | ESTABLISHMENT OF ELECTRODES IN A LIQUID - A method, and apparatus, wherein an effect of establishing electrodes in a region of a liquid is achieved by providing a core of magnetically-conductive material around a lateral wall containing the region of the liquid, the core of magnetically conductive material passing through a primary coil energised by an electrical signal, and wherein respective parts of the region of the liquid on opposite sides of the magnetically conductive core are connected by a passage containing the liquid, the passage and liquid affording a selected electrical resistance. | 04-26-2012 |
| 20130074324 | REACTOR AND PRODUCTION METHOD THEREOF - A reactor which may be employed in an inverter for automotive vehicles. The reactor includes a coil, a core, a casing, and a positioning member. The core is made of a solidified magnetic powder/resin mixture and has the coil embedded therein. The positioning member is disposed in the casing to position the coil relative to the casing and equipped with fins configured to stir the magnetic powder/resin mixture before solidified. Specifically, the positioning member is designed to perform two functions: one is to fix the location of the coil within the casing, and the other is to stir the magnetic powder/resin mixture through the fins, thus eliminating the need for removing a portion of the magnetic powder/resin mixture adhered to the fins, which leads to improved productivity of the reactor. | 03-28-2013 |
| 20140075744 | Pressing Of Transformer Windings During Active Part Drying - A method and arrangement for pressing of windings assembled onto a transformer. The method includes applying pressing force on the windings, and controlling the pressing force on the windings during drying of transformer active part. Thus, before the drying process commences, the windings are assembled onto the transformer core and a pressing force is applied to the windings assembled onto a respective transformer core limb, wherein an individual pressing force is applied to the respective winding. This individual pressing force applied to the respective winding is then controlled during the process of drying the transformer active part. The windings will as a result advantageously be effectively compressed onto the core and stabilized. | 03-20-2014 |
| 20140090235 | COIL COMPONENT - A coil component includes a core formed by a magnetic material, a coil embedded in the core, a part of a terminal portion of the coil protruded from a side surface of the core, and a tabular terminal, a part thereof protruded from the side surface of the core and partly connected with the protruded part of the terminal portion of the coil. The protruded part of the terminal portion of the coil and the protruded part of the tabular terminal are respectively bent toward the bottom surface side of the core along the side surface of the core, and the protruded and bent part o the terminal portion of the coil is arranged between the protruded and bent part of the tabular terminal and the core. | 04-03-2014 |
| 20140245598 | FABRICATING A POWER SUPPLY CONVERTER WITH LOAD INDUCTOR STRUCTURED AS HEAT SINK - A method for fabricating a power supply converter comprises a load inductor wrapped by a metal sleeve structured to transform the inductor into a heat sink positioned to deposit layers of solder paste on a sleeve surface and on the inductor leads. A metal carrier having a portion of a first thickness and portions of a greater second thickness is placed on the solder layers of the inductor. The carrier portion of first thickness is aligned with the inductor sleeve. The carrier portions of second thickness are aligned with the inductor leads. A sync and a control FET are placed side-by-side on solder layers deposited on the carrier portion of first thickness opposite the inductor sleeve. Reflowing is preformed and the solder layers are solidified. The FETs, the carrier and the inductor become integrated and the un-soldered surfaces of the FETs and the carrier portions of second thickness become coplanar. | 09-04-2014 |
| 20140352137 | METHOD FOR MANUFACTURING AN ELECTROMAGNETIC RELAY - A method for manufacturing an electromagnetic relay includes: forming an iron core that has an end face and a groove which goes across the end face; fitting a shading coil that is fitted in the groove; and fixing the shading coil to the iron core by applying caulking processing to a plurality of areas in the end face which sandwich the groove. | 12-04-2014 |
| 20150089795 | CHOKE - A method to form a choke is disclosed, wherein the method comprises: encapsulating a hollow coil by a molding body; forming a first core, wherein the first core comprises a pillar; and disposing at least one first portion of the pillar inside the encapsulated hollow coil. The method avoids the overflow or vertical flow issue during a molding process for encapsulating a coil that has been wound on a core already. | 04-02-2015 |
| 20150143690 | FORMING INTEGRATED INDUCTORS AND TRANSFORMERS WITH EMBEDDED MAGNETIC CORES - In accordance with an embodiment of the application a method of forming an integrated magnetic device is described. A prepreg or core is mounted on a carrier. A winding layer is plated and patterned on the prepreg or core. Vias are plated. The silicon is placed on a die attach pad, ensuring sufficient clearance of die to vias and d/a char. The assembly is laminated and grinded to expose the vias. A 2 | 05-28-2015 |
| 20150364250 | IGNITION COIL AND MANUFACTURING METHOD - In an automotive plug ignition coil core system and method, a first core is formed of stacked laminations each of which comprises a segmented lamination strip folded around to create an enclosed loop shape. Each strip has four segments and a hinge web is provided between first and second, second and third, and third and fourth segments. A grain direction of electrical steel runs lengthwise in each of the segments. A second core inside of the closed loop first core is formed of a plurality of stacked laminations, each lamination having a grain direction of electrical steel running lengthwise. | 12-17-2015 |
| 20160005536 | METHOD FOR MANUFACTURING A STACKED TRIANGULAR CORE TRANSFORMER - A method for manufacturing a stacked triangular core transformer includes assembling a triangular core by positioning of two halves of one leg on an assembly stand in the horizontal position; securing the positioned halves; positioning an outer clamping beam underneath two leg halves at the one end of the leg halves; assembling a yoke segment at the one end of two halves of the core leg; and forming a first clamp of the frame. The method continues by forming a second clamp of the frame at the other end of the two halves of the core leg by repeating the above positioning, assembling and forming steps; tightening the clamps together by securing means; rotating a single core frame into vertical position and releasing securing bar of the assembly stand; assembling two additional single core frames by repeating the above steps; positioning the frames in abutting position, and tightening them together. | 01-07-2016 |
| 20160054159 | METHOD OF FORMING AN ICE RESISTANT PITOT TUBE - A method of forming a pitot tube includes forming a substantially cylindrical body portion including an outer surface, a tip portion having an inlet opening and an interior defining a flow passage, radially tapering the outer surface from the body portion toward the inlet opening, and disposing at least one electrical coil including one or more coil wraps along the flow passage of the pitot tube. | 02-25-2016 |
| 20160086729 | REACTOR AND MANUFACTURING METHOD THEREOF - A reactor includes a coil and a core unit having partial cores butted against one another to form a closed magnetic path. The partial cores include a first partial core forming and a second partial core. The first partial core is inserted in the hollow of the coil. A pressed face of the first partial core is oriented orthogonal to the winding axis direction of the coil. The second partial core is butted against the first partial core. A pressed face of the second partial core is oriented orthogonal to a direction different from the winding axis direction. The pressed face of the second partial core is a substantially flat plane. | 03-24-2016 |
| 20160181898 | Method for removing U-shaped winding elements for an electromagnetically excitable core of an electric rotation machine from a setting tool | 06-23-2016 |
| 20160189862 | METHOD OF MANUFACTURING REACTOR - Breakage of a ring core or a bobbin upon injection molding of molten resin is to be prevented in a method of manufacturing a reactor including the ring core. A reactor includes a ring core, a bobbin, a pair of coils, and a plastic cover. The bobbin includes a pair of cylinder portions, and flanges connecting ends of the cylinder portions. The reactor is manufactured by following processes. First protrusions that make contact with an inner circumferential surface of the ring core are provided on outer sides of the flanges along a cylinder axis direction. Second protrusions are provided at positions facing the corresponding first protrusions across the ring core are provided on a cavity surface of a mold that forms the plastic cover by injection molding. The plastic cover is formed by injecting molten resin into the mold while clamping the ring core by the first and second protrusions. | 06-30-2016 |
| 20160203908 | METHOD FOR PRODUCING A MONOLITHIC ELECTROMAGNETIC COMPONENT AND ASSOCIATED MONOLITHIC MAGNETIC COMPONENT | 07-14-2016 |
| 20160255682 | METHOD FOR ASSEMBLING AN INDUCTION HEATING DEVICE | 09-01-2016 |
