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WO/2008/002412A1 |
A coil (200) comprising an electrical conductive winding (204) and a magnetic conductive winding (206) configured to focus magnetic flux in the electrical conductive winding (204). The coil (200) may be advantageously employed in electro...
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WO/2007/141489A2 |
A core for use in an electric machine includes an anisotropic region of magnetic material embedded in isotropic magnetic material. The anisotropic region is formed of a plurality of laminae of grain-oriented magnetic material formed of c...
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WO/2007/133399A2 |
Electromagnetic assemblies, core segments that form the same, and their methods of manufacture. The segments have an interlocking engagement, whereby a variety of assemblies can be produced from a very small number of similar or compleme...
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WO/2007/122592A2 |
The invention relates to a magnetic core made from a wound soft magnetic strip, for low frequency applications designed to have an increased relative permeability μr by means of reduced mechanical tensions. The above is achieved by mean...
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WO/2007/119412A1 |
This invention provides a closed magnetic circuit magnetic core formed of a nanocrystal alloy having high saturated magnetic field and high space factor, and a method for manufacturing the same. An amorphous alloy material having a compo...
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WO/2007/113067A1 |
This invention relates to a method of forming a magnetic core (4) or part of a magnetic core comprising several layers (5) of windings of magnetic wire (6) in a very compact configuration, characterised in that the core (4) or part of th...
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WO/2007/105187A1 |
This invention relates to a transformer (1) for multi-output power supplies such as those commonly found in electronic equipment. The transformer comprises a magnetic core (3) and a plurality of windings (5, 7, 9) at least some of which ...
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WO/2007/105987A2 |
A method for manually intensively mixing difficultly compatible components in such a way that a product is obtained in place in a mixing film container, which is sectionalised with the aid of a sealed partition and is used for storing sa...
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WO/2007/102373A1 |
This invention provides a soft magnetic yoke-integrated bonded magnet in which a soft magnetic yoke has been integrally compression molded in such a state that the soft magnetic yoke is engaged in a joined face formed by bringing a bindi...
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WO/2007/060961A1 |
A winding type coil capable of enhancing effective permeability by reducing magnetic flux leaking from the joint portion between a core flange and a ferrite sheet, and therefore increasing the acquiring efficiency of inductance. The wind...
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WO/2007/052772A1 |
An Fe-Si-type iron-based soft magnetic powder coated with an oxide deposit film which comprises Fe-Si type iron-based soft magnetic particles and, formed on the surface of each particle, an oxide deposit film comprising Mg, Si, Fe, and O...
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WO/2007/045985A1 |
A current transformer (10) comprises a coil (14) , a core (12) and a shunt member (16) . The core forms a magnetic circuit and has a first permeability. At least a portion of the core is encircled by the coil. The shunt member is coupled...
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WO/2007/042519A2 |
The invention relates to a power converter (1) comprising a magnetic core (3) and a plurality of sub-converters each having a primary winding (17. 19) and a secondary winding. The magnetic core (3) comprises an inner leg (7) and a plural...
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WO/2007/006965A1 |
The invention concerns a method for making a laminated magnetic circuit consisting of a stack of ferromagnetic material plates. It consists in coating with an adhesive at least one surface of said plates (4), in stacking said coated plat...
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WO/2007/000474A1 |
The invention relates to a method for producing a pole face of a metal closing elements (1) of a solenoid (12), especially for electromechanical switchgear. The inventive method is characterized by including a step of machining the surfa...
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WO/2006/135324A1 |
The present invention concerns a process for the manufacture of soft magnetic composite components comprising the steps of : die compacting a powder composition comprising a mixture of soft magnetic, iron or iron-based powder, the core p...
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WO/2006/126553A1 |
Disclosed is a low cost, low magnetostriction body which is decreased only in magnetostriction while maintaining magnetic characteristics such as loss and saturation magnetization at desired values. Also disclosed is a dust core using su...
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WO/2006/111330A1 |
The invention relates to a solenoid unit for a solenoid valve, comprising a coil (10) and a ferromagnetic circuit enclosing the coil (10). Said circuit comprises a stationary magnet housing, a movable armature (14) and optionally a pole ...
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WO/2006/104148A1 |
A magnetic core making use of an Fe-based amorphous alloy ribbon that simultaneously attains miniaturization and noise reduction through realization of high BS; and an applied product making use of the same. There is provided a magnetic ...
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WO/2006/102972A1 |
The invention concerns a magnetic core (1, 1', 20, 28, 29, 58, 61, 70, 70', 80, 80', 90) for a magnetic component, said magnetic core having a longitudinal axis parallel to which a magnetic current is to be substantially guided inside th...
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WO/2006/096950A1 |
A stack of metallic laminations, a metallic lamination and a process for forming a lamination stack. The stack of laminations comprises at least one locking lamination (10) provided with at least two locking openings (11) and at least on...
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WO/2006/056057A1 |
A multi-phase transformer is provided having at least 3 phases, said transformer comprising:multiple limbs, one of said limbs per each said phase, each of said limbs disposed symetrically with respect to remaining said limbs, wherein a p...
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WO/2006/042778A1 |
The invention relates to a reactance coil, in particular for operation in a frequency converter system (1) together with an electric machine (5) and a frequency converter (2) for operating said electrical machine. The reactance coil (3) ...
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WO/2006/003111A1 |
In a variety of high power electrical devices, such as fault current limiters, a permanent magnet can be used as part of a magnetic circuit, and its inductance can be altered by passing electrical current through a coil wound around it t...
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WO/2006/000674A1 |
The inventive electromagnetic actuator comprises an actuation member (7, 8) movable by at least one electromagnet (1) consisting of a solenoid (3) connected to an adjacent core (2) for directing a magnetic flux generated by said solenoid...
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WO/2005/124798A1 |
The invention relates to an electromagnetic actuator comprising an actuating member (5, 7) which can move under the action of at least one electromagnet (2) consisting of a coil (3) and at least one permanent magnet (8) which are associa...
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WO/2005/122192A1 |
Disclosed is a multilayer coil wherein a nonmagnetic portion (5) is provided within a multilayer body and the number of turns of a coil conductor (4c) formed in the nonmagnetic portion (5) is larger than the number of turns of other coil...
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WO/2005/114682A1 |
The invention relates to a current transformer core with a ratio of the core outside diameter Da to the core inside diameter Di of < 1.5, a saturation magnetostriction &lgr s of = &Verbar 4&Verbar ppm, a circular hysteresis loop with 0.5...
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WO/2005/112053A1 |
Disclosed is a magnetic circuit which enables to omit formation of a corrosion-resistant metal coating and thus can be produced at low cost. Also disclosed is a voice coil motor or an actuator. Specifically disclosed is a magnetic circui...
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WO/2005/104145A2 |
An energizable magnetic core for use in an inductor or a transformer includes a plurality of legs extending from the back yoke. The back yoke is formed in a loop arranged to provide a magnetic circuit. Each of the plurality of legs has a...
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WO/2005/096330A1 |
A system and method reduces AC losses in a magnetic coil with a magnetic core with one or more gaps. A foil winding is formed with one or more cavities and is positioned about the magnetic core such that the cavities are adjacent to the ...
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WO/2005/088767A1 |
To achieve sensitivity not deviating in any of XYZ directions. A three-axis antenna with a cross-shaped core (2) having a pair of X-axis arms (22a, 22b) projecting in the X-axis direction in an orthogonal coordinate system and a pair of ...
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WO/2005/083725A1 |
A soft magnetic material comprising multiple composite magnetic particles (40). Each of the multiple composite magnetic particles (40) comprises iron-containing metal magnetic particle (10), nonferrous metal-containing underlayer coating...
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WO/2005/078888A1 |
Switching arrangement for interconnecting electrolytic capacitors that comprises an electronic switch formed by a semiconductor device and a delay member. The semiconductor device has a control input which is, through an RC-type delay me...
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WO/2005/072894A1 |
Disclosed is a soft magnetic material exhibiting excellent magnetic characteristics regardless of the frequency applied thereto. Also disclosed is a dust core produced from such a soft magnetic material. The soft magnetic material compri...
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WO/2005/069695A1 |
The disclosed is a core of a transformer inan inverter type microwave oven, the core being made up of ferrite and installed to form a magnetic path a bobbin havings windings for a primary coil and a secondary coil, wherein the core is di...
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WO/2005/066982A1 |
An electromagnetic linear drive comprises a stator (2) and an armature (7). A relative movement between the stator (2) and the armature (7) can be effected. An air gap (9, 9a, 9b) is formed between a surface of the armature (7) and of th...
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WO/2005/062316A2 |
The invention relates to an inductive miniature component, in particular to an antenna. Said component comprises a winding body (1) that is configured as a flat element, on which three coil windings (2X, 2Y, 2Z) are mounted in such a way...
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WO/2005/056734A2 |
A low profile surface mountable inductive component (10) having an elongated core (12) having first and second ends (12a, 12b) and first and second supports (20, 22) for supporting the core. Metalized pads (28, 30) are provided on the su...
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WO/2005/055256A1 |
A method of forming a portion of magnetic core from a plurality of magnetic ribbons using a former having an electrically conductive coil located about the former has following steps: locating an end of a stack of magnetic ribbon materia...
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WO2005012697B1 |
Systems are provided for electromagnetic actuation of a valve mechanism. A valve (12) is linearly moveable between a first closed position and a second open position. A first spring (30) is compressed when the valve is in the first close...
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WO/2005/045992A1 |
Disclosed is an inductive miniature structural element, particularly an antenna. Said structural element comprises a winding member (1) which is embodied as a flat component and on which three coil windings (2X, 2Y, 2Z) are mounted in su...
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WO/2005/045857A1 |
[PROBLEMS] To improve the chemical resistance and thermal stability of an electromagnet core for use in a liquid fuel injector, etc. [MEANS FOR SOLVING PROBLEMS] Core is molded using a polyimide resin with thermally and chemically stable...
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WO/2005/041224A1 |
An inductive device (1) comprises a core (2) consisting of a multilayer body (6) composed of magnetic alloy thin bands (5) and an insulating coating layer (7) which covers the peripheral surface of the multilayer body without being bonde...
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WO/2005/041221A1 |
A unit block for a core using soft magnetic metal powder, a core having excellent high-current DC bias characteristics using the unit block, and a method of producing the core are disclosed. The unit block is used to produce cores applie...
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WO2004109724B1 |
A three dimensional soft magnetic metal mass suitable for milling is formed wrapping soft magnetic metal ribbon (10) into a three dimensional shape and then applying adhesive to the three dimensional shape. The adhesive permeates the thr...
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WO/2005/034304A1 |
A yoke used for electromagnetic actuators is disclosed which is formed by compacting a soft magnetic iron powder. The yoke is provided with a notch portion for preventing eddy current loss. By having such a notch portion, eddy current lo...
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WO/2005/030528A2 |
A solenoid coil (30) includes an open ended axial bore (42) formed therethrough and at least one terminal support (40) extending from one end thereof in a direction parallel to the axial bore (42) and having a portion extending over an e...
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WO/2005/029515A1 |
A movable iron-core for an electromagnetic actuator integrally formed by fitting one end of a shaft member having an inner hole and formed of a soft magnetic material. The shaft member is formed of a ferromagnetic steel material, the out...
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WO/2005/029517A1 |
A bead noise filter for suppressing unwanted noise by increasing the specific resistance of the MnZn ferrite and improving a high-frequency characteristic, and for suppressing noise by reducing the dielectric constant of the MnZn ferrite...
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