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JP2011066076 |
To provide: a new print inductor allowing a formation area thereof to be reduced even when the Q value of the print inductor is set high; a method of manufacturing the same; and a voltage-controlled oscillator.The print inductor 1 includ...
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JP2011061171 |
To design a transformer which reduces energizing inrush current in a preset condition.This transformer design system includes: a basic condition input section; an initial value setting section for setting initial values of temporary para...
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JP2011061096 |
To inexpensively and easily manufacture a large ferrite magnetic core, and to improve reliability by improving heat radiation efficiency and suppressing core temperature rise, in a high power inductance device.This inductance device incl...
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JP2011060978 |
To provide a novel way of winding a coil, and to provide a motor, a generator, and other electric mechanical instruments constituted using the coil wound in the novel way.The present invention relates to a winding structure of an electri...
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JP2011054416 |
To solve a problem of an unsafe situation that a user feels a sense of uneasiness strongly when a bobbin is brought into thermal fatigue by an abnormal use, an abnormal installation state, a use for an extremely long period of time or th...
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JP2011054782 |
To provide a hermetically sealed type electric apparatus which can suppress a change in internal pressure.A transformer 10T which is a hermetically sealed type electric apparatus stores an electric component in a sealed case 10, and has ...
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JP2011049433 |
To provide a transformer with excellent usability capable of sufficiently securing the insulating distance between a leader line and a core without routing the leader line.The transformer includes a closed magnetic circuit consisting of:...
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JP2011044672 |
To provide a transformer restricting a lead wire from floating and avoiding interference between wires when the lead wire is routed.The transformer includes: a bobbin 20 having a winding core 21 and terminal blocks 40-1 and 40-2 fixed at...
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JP2011040504 |
To quickly and easily assemble a transformer body and a cover, and to absolutely retain a fitting condition between the transformer body and the cover.A rear plate 23 has a recess cross-section part protruding outside, and a vertically e...
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JP2011035234 |
To provide a high-frequency transformer for a corona discharge-processing device that can have leakage inductance easily adjusted, and has small iron loss and copper loss and high efficiency.The high-frequency transformer (1) includes an...
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JP2011035014 |
To provide a power source transformer of a steel material heating device configured to output a large current on a secondary side with compact constitution.The power source transformer 10 of the steel material heating device 50 includes ...
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JP2011035164 |
To provide a transformer device capable of effectively reducing loss in a transformer.A gap part 12 is formed between side leg parts 4a, 4b of a transformer T1, and a gap part 14 is formed between side leg parts 5a, 5b of the transformer...
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JP2011035414 |
To solve problems of conventional techniques in a method for forming a transformer in a ceramic substrate by forming an integrated ceramic substrate structure with a conductive coil in the ceramic substrate.This invention relates to the ...
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JP2011029376 |
To improve manufacturing work efficiency and to improve magnetic characteristics in an iron core for a transformer having thin plates of magnetic materials stacked.The transformer 1000A includes annular rectangular iron cores 1a and 1b f...
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JP2011018795 |
To provide an electromagnetic induction apparatus capable of suppressing increase in the resistance value of a plurality of coils, disposed in a laminated state inside a core in high-frequency domain by the skin effect.The electromagneti...
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JP2011014669 |
To prevent temperature rises of a coil and a core, in a cooling device for a magnetic part such that the magnetic part having the core, the coil having a winding wire portion to be wound around the core, and a resin coating portion in wh...
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JP2011014585 |
To provide a transformer in which an effect of a stray capacitance occurring at a periphery of the winding constituting the transformer is reduced and a pulse height value of a high-voltage pulse is difficult to hourly change after a ris...
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JP2011014755 |
To provide a coil component capable of securely reducing generation of noise due to a gap of a core half.The coil component 1 includes a pair of core halves 2a, 2b, whose inner magnetic legs 3a, 3b are inserted into a cylinder of a bobbi...
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JP2011009432 |
To provide a variable reactor which is applied, for example, to an induction heating apparatus and can widely adjust an inductance value in a simple structure at low manufacturing cost.The variable reactor basically includes tabular main...
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JP2011009434 |
To relax magnetic coupling between solenoid coils or to make a difference of the magnetic coupling small when a plurality of solenoid coils are used.The figure shows an example in which three solenoids (reactors A, B and C) are arranged,...
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JP2011009418 |
To provide a small-sized insulating transformer for a switching power supply having excellent conductive heat-dissipating characteristics.The insulating transformer 11 includes a core 12 winding a primary-side coil 22 and a secondary-sid...
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JP2011009634 |
To suppress the temperature rise of a winding part and a core, and permit the miniaturization of a package in a device for cooling a magnetic component in which the magnetic component having the core and the winding part which is fitted ...
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JP2011009433 |
To minimize the electric resistance of winding and to reduce leakage magnetic flux generated by a gap between a core and a coil by making a coil internal diameter small through simple winding operation.The coil 2 is formed by folding a f...
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JP2011009703 |
To provide a technology for mainly linking magnetic flux and a coil, and secondarily, to provide a technology for the use of a current source.A magnetic core 100 includes separate magnetic-flux paths which are a path from a first coil 10...
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JP2011009606 |
To provide a highly reliable transformer by simple configurations.This transformer is provided with: a primary bobbin 14 having a primary coil 11 and a primary wiring terminal 12 connecting and wiring the primary coil 11 and a first thro...
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JP2011003653 |
To provide the winding wire support structure of a gas-insulated transformer which prevents the deterioration of insulation performance without generating a gas gap in a contact part between an internal winding wire and an external windi...
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JP2010283061 |
To provide a transformer that suppresses a dielectric breakdown due to a discharge caused between high-voltage winding and low-voltage winding while a high-voltage winding part is improved in cooling performance.The transformer includes ...
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JP2010283250 |
To provide a transformer mounting structure which is capable of improving an air cooling effect.The transformer mounting structure includes: one first mounting plate 2 which is fixed on a printed board 12 so as to orthogonal to the print...
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JP2010284027 |
To provide a high-frequency AC power supply device that improves the switching frequencies and switching voltages of a plurality of semiconductor switches constituting an inverter, or the like, by improving the configuration of a gate po...
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JP2010278387 |
To provide a high-breakdown-voltage flat transformer which has excellent high-voltage insulation, and is thin and low-cost.The high-breakdown-voltage flat transformer includes a primary coil and a secondary coil formed of pattern-formed ...
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JP2010272643 |
To provide a gas-insulated static induction electrical apparatus that can be arranged to narrow installation area, and has good assembly efficiency.A cooler 4 is arranged on the side part of a body tank 1, and an upper common cooling duc...
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JP2010272567 |
To screw a male thread of a probe into a female thread hole of a core so as to simply join and fix them using laser welding.The fixing method and structure for a magnetic core is so disposed as to irradiate laser (22) onto a conical rece...
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JP2010272552 |
To provide a transformer suppressing variations in the amount of switching noise, and also to provide a switching power supply using the transformer.In the transformer 1, a primary coil 7 and a secondary coil 3 are wound by sandwiching a...
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JP2010267816 |
To provide a transformer and a choke coil capable of reducing eddy current loss effectively in a simple structure without complicating the manufacturing method.A center gap 6 is formed making the central leg 3a of a core body 1a come fac...
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JP2010258244 |
To provide an induction device allowing efficient cooling of a coil and a core and usable in a heavy-current region.In a reactor 10 as the induction device which includes a core consisting of an upper core member 11 and a lower core memb...
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JP2010258365 |
To reduce, more than in the prior art, a rotating magnetic field which arises in an iron core composed of a combination of a longitudinal component and a lateral component.A lamination direction of a directional electromagnetic steel pla...
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JP2010251543 |
To provide an insulated molded coil capable of suppressing the generation of partial discharge and capable of being easily applied to static induction equipment of special high-voltage class.In a resin molded coil, a plurality of unit co...
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JP2010251364 |
To provide an inter-core gap of magnetic core members with high precision through easy assembling operation.Bobbins 40 of a winding component 1 are bobbins for coils which electrically insulate a pair of magnetic core members at least on...
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JP2010251672 |
To make a winding frame compact, to easily manufacture a winding component having a desired gap, to decrease the number of components, and so on.The winding frame includes a plate-like portion 1 in a substantially plate shape, a cylindri...
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JP2010252539 |
To reduce the total volume of cores of a step-up inductor to be used for an onboard step-up converter.An onboard multi-phase converter, having a plurality of voltage step-up coils, includes: annular self-inductance cores which are provid...
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JP2010245453 |
To provide a winding component that enlarges a creeping distance without use of an insulating tape.In a transformer 80, a through-hole is provided inside a main container 20a and a container 50a with a lid, first and second windings 23a ...
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JP2010245294 |
To provide a three-phase high frequency transformer which is suitable for a power conversion device and a power supply device.The three-phase high frequency transformer includes: a ferrite core comprising three columnar cores, a top plat...
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JP2010239797 |
To provide a switching power supply device that is reduced in the number of components and suppresses a shorting loss in switching elements, and also suppresses a surge voltage onto an output rectifier device.Magnetic coupling between pr...
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JP2010238842 |
To provide a transformer that securely ensures insulation between a plurality of secondary windings that can be automatically wound by a machine and have mutually individual independent outputs.A bobbin has an inward cylindrical portion ...
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JP2010225634 |
To provide a coil component capable of reducing the number of processes related to assembly and to provide a transformer using the coil component, a switching power supply device, and to provide a method of manufacturing the coil compone...
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JP2010223437 |
To provide a microwave oven allowing areas of base metals to be reduced while keeping the strength.The microwave oven 1 includes a seat part 110, the outer base metal 210, the inner base metal 220, and a transformer 200. The transformer ...
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JP2010225633 |
To improve heat dissipation of heat generated in a coil winding.A coil component 1 includes: a first coil winding 2A wound around a first axis A1; a second coil winding 2B wound around a second axis A2 and juxtaposed to the first coil wi...
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JP2010215757 |
To improve flame retardancy, moldability and water resistance of an insulating film for electromagnetic coils used in motors and transformers.The insulating film for electromagnetic coils is constituted of a liquid crystal polyester. The...
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JP2010212271 |
To cope with a large current and a high voltage, and to further reduce height while maintaining sufficient reliability.In a low-profile inductor, winding 22 is wound around a resin bobbin 20 in a flat structure including flanges 26, 28 a...
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JP2010212380 |
To prevent arrangement of a conductive wire which is to be subsequently arranged from becoming difficult, by a conductive wire arranged in advance, without enlarging a winding wire frame.A first bobbin 20 includes a winding wire part 20a...
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