An electronic component includes a magnetic core member, a winding and a magnetic exterior body. The magnetic core member has a flat base and a core. The flat base has a top surface, a bottom surface, a first side surface and a second side surface opposite to the first side surface. The core is located on the top surface of the flat base. A winding has an edgewise coil and two non-wound flat wires that extend from the edgewise coil. A magnetic exterior body covers at least the core and the edgewise coil. The two non-wound flat wires continuously extend along the top surface, the first side surface, the bottom surface and the second side surface of the flat base in this order. The two non-wound flat wires located on the bottom surface work as electrodes.

A method of forming an inductor assembly includes depositing a magnetic core on a planar substrate lying in a core plane, forming an inductor coil that generates a magnetic field that passes through the magnetic core in a closed loop parallel to the core plane, and annealing the magnetic core while applying an external magnetic field that passes through the magnetic core in a radial direction to permanently fix the easy axis of magnetization parallel to the radial direction. As a result, the hard axis of magnetization of the magnetic core is permanently oriented in a generally circular closed path parallel to the closed loop of the inductor's magnetic field.

A method for gapping a magnetic component is disclosed. The method includes: forming a feature on a substrate, the feature being a depression defining an inside surface; disposing a first conductive pattern on the substrate and the inside surface of the feature; disposing a permeability material on the inside surface of the feature and the first conductive pattern; disposing a substrate material on the substrate and the feature; disposing a second conductive pattern on the substrate material to wrap the permeability material between the first conductive pattern and the second conductive pattern to define at least one electrical circuit to facilitate a magnetic field in the permeability material; and gapping the permeability material to remove at least a portion of the permeability material to produce a gap in the at least a portion of the permeability material.

A winding arrangement for inductive components includes a first winding section comprising at least one first winding, the at least one first winding comprising at least two electrically isolated parallel flat band conductors being configured as a first flat band stack, a second winding section comprising at least one second winding, the at least one second winding comprising at least two electrically isolated parallel flat band conductors being configured as a second flat band stack. The first ends of the flat band conductors of the first winding section are cross connected in a cross connection to first ends of the flat band conductors of the second winding section such that a first current flow stacking sequence in the first flat band stack is reversed to a second current flow stacking sequence in the second flat band stack.

In an armature coil according to the present invention and, more particularly, in an armature coil including a plurality of coil conductors wound around a plurality of slots which are formed in a stator core and opened on the radially inner side, the circumferential width of the plurality of the coil conductors is formed in a substantially trapezoidal shape which gets narrower toward the radially inner side and the cross-sectional areas of the plurality of the coil conductors in the slot are each substantially the same and the circumferential width thereof is formed narrower as the coil conductor is arranged toward the radially inner side; and one coil conductor is formed in a convex shape and another coil conductor is formed in a concave shape along the convex shape.

A reactor coil includes first and second coil elements each formed by edgewise and rectangular winding of one piece of rectangular wire rod in a manner in which the wound rectangular wire rod is stacked rectangularly and cylindrically and, at a winding terminating end point of the first coil element, the rectangular wire rod is bent approximately 90 degrees in a direction opposite to the winding direction of the first coil element so that the rectangular wire rod is stacked in a direction opposite to the stacking direction of the first coil element and is wound edgewisely and rectangularly in a direction opposite to the winding direction of the first coil element to form the second coil element and, as a result, the first coil element and second coil element are aligned in parallel to each other in a continuous state.

A method for producing a coil as a measurement transmitter for a sensor, including: providing electrical connections and a magnetic core for the coil, forming a coil former around the magnetic core in such a way that the magnetic core is at least partially enclosed by the coil former and the electrical connections are held by the coil former, winding at least one coil wire onto the formed coil former, and connecting the wound coil wire to the electrical connections.

An apparatus used in terminating and winding coils of a core of a dynamo electric machine. The coils being formed from at least an electric wire and the core having a longitudinal axis. The coils are wound by relatively moving a wire dispenser with respect to a core with relative motions of translation and rotation; at least a stretch of wire extends from the coil; and the stretch of wire is provided with a portion for a termination connection to a termination structure of the core, such as a tang. The method avoids waste cut wire in the apparatus. The core is provided with a groove at an end to receive at least a wire in the path of the wire for the termination of the coils. The apparatus comprises a wire deflector positioned adjacent the end of the core, where the groove is located, in order to intercept and align the wire with the groove. The apparatus can comprise a device for applying torques in two directions on a pulley wheel for feeding wire as a function of the position of the dispenser in the translation and the position of the core in the rotations.

A winding for a power transformer comprises a wire at least partially covered with a bonding material. The wire comprises a first winding formed into a first winding layer comprising a first plurality of turns positioned adjacently to each other, wherein the first plurality of turns are bonded together. The wire also comprises a second winding formed into a second winding layer from a first continuous wire portion extending from the first winding layer, the second winding layer comprising a second plurality of turns positioned adjacently together.

Disclosed are apparatus and methods for arrayed embedded magnetic components that include magnetic devices that have a core that is embedded between two or more substrates and a winding pattern surrounding the core that is implemented on and through the two or more substrates. The winding pattern is operable to induce a magnetic flux within the core when energized by a time varying voltage potential. The winding pattern may be implemented by printed circuit layers, plated vias, other electrically conductive elements, and combinations thereof. Arrayed embedded magnetic components include two or more electrically interconnected magnetic devices positioned side-by-side in a horizontal integration, positioned top-to-bottom in a vertical integration, or combinations thereof. The magnetic devices may have a magnetic functionality such as, but not limited to, a transformer, inductor, and filter. Disclosed magnetic components and methods provide for low cost construction, consistent performance, and a low profile form, among other benefits.