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Patent Searching and Data


Matches 301 - 350 out of 3,629

Document Document Title
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...  
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...  
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...  
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...  
WO/2007/042519A3
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...  
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...  
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...  
WO2004064084A3
An inductor (106) 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 wound about a core (112) of magneti...  
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...  
WO2006030434A3
A magnetic spring actuator comprising a ring (90), a piston (92) movably disposed inside of the ring, and a non-magnetic holding cylinder (94). At least one of the ring and the piston is magnetic. Due to a magnetic force caused by at lea...  
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...  
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 ...  
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 ...  
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...  
WO2006089132A3
An iron-based amorphous alloy and magnetic core with an iron-based amorphous alloy having a chemical composition with a formula FeaBbSicCd, where 81
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...  
WO2004097862A3
A selective etching process cuts shapes from amorphous metal strip feedstock. The etching process comprises depositing a chemically resistant material to one side of the strip in a pattern that defines the requisite shape, mating the met...  
WO/2006/074184A3
The present invention pertains to vibration devices (100) that do not require a rotating mass. In accordance with aspects of the invention, a coil (104) causes a plunger (102) to move linearly. A spring device (106) is coupled to one end...  
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...  
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) ...  
WO2006014632A3
An ion beam implanter includes an ion beam source for generating an ion beam moving along a beam line and a vacuum or implantation chamber wherein a workpiece, such as a silicon wafer is positioned to intersect the ion beam for ion impla...  
WO2005104145A3
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...  
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...  
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...  
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...  
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...  
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...  
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...  
WO2005001853A3
An apparatus and method for providing cooling to a magnetic circuit element having a magnetic core disposed around a centrally located core support member (200) having at least one core support member wall (210) is disclosed which may co...  
WO2005062316A3
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...  
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...  
WO2005056734A3
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...  
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 ...  
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 ...  
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...  
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...  
WO2005030528A3
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...  
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...  
WO2004025816A3
Non-linear inductor(s) are used to reduce the percent total harmonic distortion of the harmonics in the line currents in the input side rectifier system of an ac drive system. Several constructions for the non-linear inductor(s) are desc...  
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...  
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...  
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...  
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...  
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...  
WO2005005118A3
A gypsum board comprises a set gypsum layer having a first face and a second face. A fibrous mat is affixed to at least one of the faces. The mat comprises a non-woven web bonded together with a resinous binder. The web is composed of ch...  
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...  
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...  
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...  
WO2004061287A3
An electromagnetic actuator for a fluid pressure control valve in a fuel injector for an internal combustion engine is disclosed. The fuel injector comprises a control module including a fuel pressure control valve; an armature connected...  
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...  

Matches 301 - 350 out of 3,629