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7527744 NiCuZn-base ferrites and electronic parts using the same  
An NiCuZn-base ferrite of the invention comprises as main components an iron oxide in an amount of 45.0 to 49.0 mol % on Fe 2 O 3 basis, an copper oxide in an amount of 5.0 to 14.0 mol % on CuO...
7498922 Self-damped inductor  
An inductor with self-damping properties for use in multiple applications including for high power broadband frequency applications is provided by a coil having an input end and an output end and...
7449843 Transformer for driving multi-lamp and backlight module thereof  
A transformer for driving multi-lamps and a backlight module thereof are provided. The transformer comprises a primary winding, a secondary winding, a core, a first bobbin and a second bobbin. The...
7378036 Ferrite material and electronic component using the same  
A ferrite material of the present invention is configured such that 0.05 to 1.0 wt % of bismuth oxide in terms of Bi 2 O 3 , 0.5 to 3.0 wt % of tin oxide in terms of SnO 2 , and 30 to 5000 wt ppm...
7336148 Structure of inductor  
An improved structure of inductor includes a C-shaped core and a prismatic strut core. The C-shaped core has two extended portions and a side portion that has its two ends connected to a fixed end...
7256678 Magnetically controlled inductive device  
A controllable inductor, comprising first and second coaxial and concentric pipe elements, where said elements are connected to one another at both ends by means of magnetic end couplers, a first...
7161458 Electromagnetic device having independent inductive components  
A multi-port electromagnetic device comprises a first magnetic core having a first closed flux path and a second magnetic core having a second closed flux path, with the first closed flux path...
7132812 Integrated DC link choke and method for suppressing common-mode voltage in a motor drive  
A motor drive and a choke therefor are disclosed, wherein the choke comprises a magnetic core with an inner leg and two outer legs, and four coils, which may be connected in DC current paths in the...
7115845 Superheated steam generator  
A superheated steam generator of an electromagnetic induction type includes: a conduit, which provides a passageway of generated steam; a superheating tank, which is part of the conduit midway...
7091818 Noise suppressor unit for a power source module  
The invention relates to a noise suppressor unit for installing a common mode choke for a noise suppressor in a power source module onto a circuit board of the power source module, the module being...
7061355 Ferrite core, CATV equipment and bi-directional CATV system  
A ferrite core for use in coupling transformers and distributing transformers in CATV equipments such as couplers, distributors and amplifiers, the ferrite core being made of a ferrite having a...
7042169 Gas discharge lamp base comprising an ignition device  
A description is given of a gas-discharge lamp base ( 11 ) with a housing comprising an upper part ( 10 ) and a cover ( 40 ), a support ( 16 ) accommodated in the housing for receiving the...
7002333 Process and device for compensating the low frequency magnetic field in an inductive signal coupling unit  
Process and device for compensating the low frequency magnetic field in an inductive signal coupling unit. According to the invention the coupling unit comprises a ferromagnetic core ( 30 ) which...
6987372 Integrated DC link choke and method for suppressing common-mode voltage in a motor drive  
A motor drive and a choke therefor are disclosed, wherein the choke comprises a magnetic core with an inner leg and two outer legs, and four coils, which may be connected in DC current paths in the...
6985063 Transformer core  
A transformer core that can realize a winding having a fractional number of turns. At least one of the two side posts of the transformer core has a trench or a through hole. The winding on the side...
6937130 Magnetic field production system, and configuration for wire-free supply of a large number of sensors and/or actuators using a magnetic field production system  
A magnetic field production system is proposed and has a two-dimensional winding configuration with two windings. The windings are disposed essentially orthogonally with respect to one another and...
6919788 Low profile high current multiple gap inductor assembly  
An inductor assembly includes a coil or coils of insulated conductor material defining an inside volume, an inner core of magnetic core material located within the inside volume, and an outer core...
6905629 Mn-Zn ferrite, transformer magnetic core and transformer  
An Mn—Zn ferrite wherein 0 to 5000 ppm of a Co oxide in a Co 3 O 4 conversion is contained in a basic component constituted by Fe 2 O 3 : 51.5 to 57.0 mol % and ZnO: 0 to 15 mol % (note that 0...
6879236 Noise suppressor unit  
The invention relates to a noise suppressor unit ( 1 ) for installing and mounting a common mode choke for a noise suppressor onto a circuit board ( 3 ). The noise suppressor unit ( 1 ) comprises a...
6876161 Transformer for cathode tube inverter  
A transformer for cathode tube inverter. The transformer includes an iron core assembly having first, second, third and fourth iron cores, each having a U-shape, and a first wire rack having a...
6867676 Transformer  
The present invention is a kind of a transformer, equipped with a wire-winding flute on a wire-winding unit that has surrounding grooves added to each end, and adding plug pins to the for sides of...
6850143 Flyback transformer  
A flyback transformer has a winding portion. The winding portion includes a low-voltage bobbin, a high-voltage bobbin, low-voltage winding, and high-voltage winding, each of which having a...
6847280 Shielded inductors  
An inductor includes a core, a coil disposed about the core, and a shield. The shield and the core are connected to each other so that a closed magnetic loop is formed. The core may be a single...
6801113 Proximity sensor with improved positioning accuracy for detection coil peripheral members  
A proximity sensor according to the present invention includes protrusions that are provided on a wire-winding drum of a coil spool around which a lead wire of a detection coil is wound, that...
6791447 Configuration for producing electrical power from a magnetic field  
A configuration for producing electrical power from a magnetic field includes a three-dimensional winding configuration formed from a central core of a magnetic material on which at least three...
6769169 Method of fabricating a core for a transformer  
To provide a technology capable of restraining direct current magnetic deviation in a transformer without providing a gap in a core, an axis of easy magnetization is provided in a second direction...
6734778 Module for matrix transformers having a four turn secondary winding  
Four metal foil windings can be bonded to the inside of a magnetic core, each in a 90 degree helix. Very simple direct and straight connections can connect the windings to the windings of another...
6724288 Transformers tube type  
A ferromagnetic tube, with an electric current passing through a conductor coiled on the outside of the tube, will produce a magnetic field on the inside of said tube when the tube is long relative...
6717372 Multi-lamp driving system  
A multi-lamp system for driving a lamp set having a first lamp and a second lamp comprises a driving circuit for converting a DC signal to an AC signal, a transformer having a primary side coupled...
6707365 Electromagnetic coupling apparatus  
An electromagnetic coupling apparatus includes a ring case, a coil and a connector. The ring case has an annular groove. The coil is an electrical wire and is disposed in the annular groove of the...
6690164 Perpendicular detection fluxgate micromagnetometer and method for the production thereof  
A fluxgate micro-magnetometer with perpendicular detection and a process of realization thereof. A ferromagnetic core is perpendicular to a substrate. The axes of excitation coils and pick-up coils...
6624596 Device for lighting discharge lamp  
The discharge lamp lighting device according to the present invention is provided with a high-voltage generating transformer which comprises a core, a secondary winding part disposed in a plurality...
6617948 Pot-core components for planar mounting and method of manufacturing the same  
A coil component is provided which includes a pot core having a bottom in which through holes are formed, a composite coil retained in the pot core, and a cover core joined to the rim of the pot...
6611191 Transformer  
To provide a technology capable of restraining direct current magnetic deviation in a transformer without providing a gap in a core, an axis of easy magnetization is provided in a second direction...
6593837 Transformer apparatus  
A transformer apparatus comprises a core member including a base portion, a center core portion and at least three side core portions fixed on peripheral parts to stand thereon. The transformer...
6591482 Assembly methods for miniature circuit breakers with electronics  
The present invention provides an apparatus for use in arcing fault detection systems within circuit breakers and which is adapted for automated production by top-down assembly. In one embodiment,...
6538239 Induction heating device for metal pieces  
A magnetic heating device comprising three electrical coils, each coil being wound around a respective magnetic yoke having a gap therein, the three yokes being arranged such that the gaps are...
6509821 Lumped element microwave inductor with windings around tapered poly-iron core  
A microwave inductor including a coil with windings tapered from a first end of the coil to a second end of the coil to reduce resonant loss glitches found in conventional inductors which have...
6492891 Transformer device, high voltage generating apparatus having the same, and lighting system having them  
A transformer device includes a housing made of a dielectric material, a core received within the housing, a secondary coil wound around an outer peripheral surface of the core, a high-voltage...
6388380 Electric discharge lamp lighting unit  
An electric discharge lamp lighting device wherein a high voltage generating transformer 10 comprises a secondary coil 13 wound on an outer side of a laminated core 12 disposed in the center...
6377150 Apparatus and method for facilitating heat dissipation in an electrical device  
An apparatus is disclosed for facilitating heat dissipation in an electrical device hat includes a core structure traversing a substrate when the core structure is in an installed orientation. The...
6366034 Electric current variable-type inductor having closed loop characteristics and a horizontal linearity compensation circuit  
A current variable inductor having closed loop characteristics and a horizontal linearity compensation circuit. The current variable inductor having the closed loop characteristics is constructed...
6366023 Starter modules for motor vehicle headlight discharge lamps  
A starter module for a discharge lamp, especially for a motor vehicle, includes a high tension transformer which has a magnetic circuit component such as an annular core, on which a primary winding...
6344781 Broadband microwave choke and a non-conductive carrier therefor  
An electrically conductive wire wound into a conical coil 1 with leads from the small and large ends of the coil. The coil is filled with fine-grained magnetic material 11 , and is mounted in a...
6291759 Pickup for electric guitars, and method of transducing the vibrations of guitar strings  
Guitar pickups are provided herein comprising an upper bobbin, a ferromagnetic steel plate and a lower bobbin, stacked on top of each other, oriented longitudinally and laterally substantially the...
6291758 Pick-up for electric guitars  
A pickup has an upper bobbin which is elongated along a longitudinal plane, a lower bobbin which is elongated along the longitudinal plane, permanent magnetic pole pieces situated within holes in...
6277253 External coating of tungsten or tantalum or other refractory metal on IMP coils  
Embodiments include a method for depositing material onto a workpiece in a sputtering chamber. The method includes sputtering a target and a coil in said sputtering chamber. The coil may have a...
6252487 Planar magnetic component with transverse winding pattern  
A high-leakage planar magnetic component such as an inductor, having a winding structure in which flat winding turns are oriented transverse to the plane of the winding structure, exhibits...
6236289 Broadband microwave choke with a hollow conic coil filled with powdered iron in a leadless carrier  
A thin electrically conductive wire wound into a conical coil 1 with leads from the small and large ends of the coil. The coil is filled with powdered iron 11, and is mounted in a thin-walled,...
6181130 Magnetic sensor having excitation coil including thin-film linear conductor sections formed on bobbin with detection coil wound thereon  
A magnetic sensor includes a bobbin having one surface provided with a toroidal groove, and a toroidal inductor accommodated in the groove. The toroidal inductor has a toroidal core and an...
Matches 1 - 50 out of 230 1 2 3 4 5 >