Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 451 - 500 out of 3,629

Document Document Title
WO/2000/077799A1
The present summary is relative to a request of pioneer patent for core, belonging to the field of the electrical equipment, which has been developed for providing an efficient part of easy manufacture, that is part of the electrical coi...  
WO/2000/074089A1
A distributed air gap material for an induction device in power systems for minimizing fringe losses, mechanical losses, vibration and noise in the core. The distributed air gap material occupies a selected portion of the core and is for...  
WO/2000/054302A1
A method for gapping a ferrite core (10) by coating the core with a stabilizing material (32), fracturing the core with a laser beam (44) thereby creating one or more gaps (47) in the cores magnetic field, optionally opening the fracture...  
WO/2000/051146A1
A toroidal tape core is produced from magnetic sheets (1) which may have slits (4). In order to improve the behavior of the toroidal cores (3) at high frequencies, the magnetic sheets (1) have a high surface roughness. The surface roughn...  
WO/2000/045400A1
A magnetic core used in a magnetic sensor of a diskette type memory card adapter is manufactured by laminating a plurality of rapidly solidified alloy sheets and by punching the alloy laminate. This lamination is carried out with a hot-m...  
WO/2000/044006A3
Invention relates to a transformer, the core of which is not constructed with magnetic laminations. The transformer has a magnetic core (1 ) made of magnetic wires (17) wound around the coils (14, 15), which are made of copper or aluminu...  
WO/2000/033329A1
An electromagnetic actuator is provided and includes upper and lower electromagnets. Each electromagnet includes a lamination core assembly comprising a plurality of individual stacked laminations. Upper and lower housings are provided, ...  
WO/2000/033331A1
The magnetic core of an inductive device (10) is formed of a plurality of wires (17) that extend through the inductive device (10), and beyond the electric windings (18, 19). The ends of the wires (17) are formed around the electric wind...  
WO/2000/030983A1
An electron-emitting device (37) comprises a primary and a secondary coil wound on an I-core, an E-core combined with the I-core and a single output terminal (41) extended from one end of the secondary coil. An electron-emitting electrod...  
WO/2000/028556A1
A bulk amorphous metal magnetic component has a plurality of layers of amorphous metal strips laminated together to form a generally three-dimensional part having the shape of a polyhedron. The bulk amorphous metal magnetic component may...  
WO/2000/025327A1
A three-phase transformer is presented comprising a magnetic circuit and three coil blocks. The magnetic circuit comprises two spaced-apart, parallel, plate-like elements; and three spaced-apart, parallel column-like elementary circuits....  
WO/1999/066624A1
An amorphous metal stator for a high efficiency radial-flux electric motor has a plurality of segments, each of which includes a plurality of layers of amorphous metal strips. The plural segments are arranged to form a generally cylindri...  
WO/1999/061677A1
An electromagnet having one or more coils wrapped around a plate-shaped core produces a uniaxial magnetic field in the vicinity of a substrate surface for orienting a magnetic film deposited onto the substrate surface. Variations in the ...  
WO/1999/061170A1
An electromagnet assembly (14) magnetically orients a thin magnetic film (98) deposited onto a surface of a substrate. The magnetic orientation can take place in a low-pressure processing environment (16) such as during the deposition of...  
WO/1999/042626A1
The invention relates to a method for producing non-grain oriented electro sheet steel out of continuously cast slabs or thin slabs with low magnetic loss, high polarisation and good mechanical properties. The invention is characterized ...  
WO/1999/038175A1
The invention relates to a ferrite core and to a method for the production of a ferrite core which is made from individual blocks, whereby said blocks are glued to each other on two opposing outer surfaces (3, 4) using slabs (5, 6) which...  
WO/1999/031685A1
A linear variable reactor which enables wide-range control and has its harmonic distortion reduced. A main winding (12) is wound around a first U-shaped cut core (11). A control winding (14) is wound around a second U-shaped cut core (13...  
WO/1999/031678A1
The present solenoid stator assembly (2) is adapted to be mounted upon a mounting seat (4) of a fuel injector valve (6). The assembly (2) includes a housing (9) having an upper end, a lower end, and a base (50) adapted to fit on the moun...  
WO/1999/030402A1
Apparatus for providing effective amounts of high-frequency AC power to a long primary trackway (1102), used for inductive power transfer includes transconductance-pi filters (1105) for deliberate mismatching; resulting in independence o...  
WO/1999/028919A1
A high voltage stationary electromagnetic device comprising a core (7-9) of magnetic material having a relative permeability greater than 1 and current-carrying winding means (1-3) for generating an H-field. The core (1-3) is constructed...  
WO/1999/023674A1
The present invention is a two or more-piece cascading armature for use in a solenoid. The cascading armature comprises a core (174) of conductive material slidably disposed within at least one conductive sleeve (176), which, in turn, is...  
WO/1999/017319A1
The invention concerns a method for increasing the operating frequency of a magnetic circuit and corresponding magnetic circuit. The method is characterised in that it consists in forming breaks at least in one part of the circuit. Said ...  
WO/1999/009566A1
A magnetic flux concentrating device made of a single piece of magnetically permeable material. The device comprises a continuous outer wall (2) surrounding an aperture (3) extending through the device. A dividing wall (4) is magneticall...  
WO/1999/003116A1
A coil for a transformer, a choke coil, and the like, having a simple structure, a small iron loss, and an inductance which little decreases with current. The coil comprises at least one rod-like core (5) longer than the inside diameter ...  
WO/1998/041997A1
An electrical choke comprises a magnetic amorphous metal core having, in combination, a distributed gap and a discrete gap. The amorphous metal is an iron based, rapidly solidified alloy. The distributed gap configuration is achieved by ...  
WO/1998/034244A1
A power transformer or inductor is disclosed. The winding (31) of the transformer/inductor is made of a flexible conductor (38) having electric field containing means forcing the electric field due to the electric current in the winding ...  
WO/1998/029929A1
This invention is related to a device and a method for protection, in an electric power plant, of an object (1) against overcurrents from a network (3) or another equipment included in the high voltage plant, the device comprising a swit...  
WO/1998/027635A1
This invention is related to a device and a method in an electric power plant for protection of an object (1) against over-currents from a network (3) or another equipment included in the high voltage plant, the device comprising a switc...  
WO/1998/027634A1
This invention is related to a device and a method in an electric power plant for protection of an object (1) against over-currents from a network (3) or another equipment included in the high voltage plant, the device comprising a switc...  
WO/1998/027636A1
This invention is related to a device and a method for protection, in an electric power plant, of an object (1) against over-currents from a network (3) or another equipment included in the high voltage plant, the device comprising a swi...  
WO/1998/013837A1
The present invention relates to a fuel injection valve for fuel injection systems in internal combustion engines. Said valve is characterized by a core (2) acting as an internal pole made of a soft magnetic powder composite . Powder com...  
WO1997045288A3
In a plant intended for driving traction motors e.g. railway locomotives or motor coaches, and which possibly comprises one or more electric machines provided with insulated conductors, the magnetic circuit in the traction motor(s) and/o...  
WO1997047067A3  
WO1997045929A3  
WO1997045933A3  
WO1997045921A3  
WO1997045926A3  
WO1997045907A3  
WO1997045919A3  
WO/1997/048965A1
The invention discloses a mine-clearing coil (1) in particular to be made integral with a mine-clearing vehicle, characterised in that it comprises a magnetic core (4) and in that the ratio of the length over the largest transversal dime...  
WO/1997/047067A2
In the stator winding in a rotating electric machine the winding is situated in radial slots (111) in the stator (106). According to the invention the winding consists of a cable which forms layers at different radial distances from the ...  
WO/1997/045919A2
A rotating electric machine for direct connection to all types of high-voltage networks, in which the magnetic circuit adapted for high voltage comprises a rotor, stator and windings. The winding comprising a conductor surrounded by a so...  
WO/1997/045288A2
In a plant intended for driving traction motors e.g. railway locomotives or motor coaches, and which possibly comprises one or more electric machines provided with insulated conductors, the magnetic circuit in the traction motor(s) and/o...  
WO/1997/045916A1
A rotating electric machine, comprising a stator (1) wound with high-voltage cable and provided with stator teeth (4) extending radially inwards from an outer yoke portion (23), wherein at least one stator tooth (4) in a tooth sector (18...  
WO/1997/045922A1
The magnetic circuit of synchronous compensator plant is included in an electric machine which is directly connected to a high supply voltage of 20-800 kV, preferably higher than 36 kV. The electric machine is provided with solid insulat...  
WO/1997/045847A1
The present invention relates to a power transformer/reactor (14, 15, 16) for high voltages, comprising at least one winding having at least one current-carrying conductor. The winding comprises a solid insulation (7) surrounded by outer...  
WO/1997/045925A1
In a plant comprising one or more electric machines constructed with insulated conductors and connected for heavy current via insulated conductors, the magnetic circuit in at least one of these electric machines is connected directly to ...  
WO/1997/045938A1
The invention relates to a method in the manufacture of a rotating electric machine. The stator windings are obtained by drawing a high-voltage cable with an outer semi-conducting layer through slots in the stator. To avoid damaging vibr...  
WO/1997/045921A2
An electromagnetic device comprises a magnetic field generating electrical circuit including a winding (1) having at least one electrical conductor (2). The winding comprises a solid insulation (4) surrounded by outer and inner layers (3...  
WO/1997/045931A1
The invention relates to an insulated conductor (10) for high-voltage windings in electric machines. The insulated conductor (10) comprises one or more strands (12), an inner, first conductive layer (14) surrounding the strands (12), a f...  

Matches 451 - 500 out of 3,629