Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 27 - Details of transformers or inductances, in general
Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
07/1999
07/15/1999WO1999035655A1 A coil component
07/15/1999WO1999017317A8 Microelectronic component carrier and method of its manufacture
07/14/1999EP0929151A2 Filter
07/14/1999EP0929085A2 Electronic components
07/14/1999EP0928491A2 Power equipment for use underwater
07/14/1999EP0928480A1 Active control of acoustic output in gradient coils
07/14/1999EP0799487B1 Electric component, in particular a coil, preferably for an smd assembly technique
07/14/1999CN2329079Y Capacitive compensator
07/14/1999CN2329078Y Anti-theft power transformer
07/14/1999CN2329004Y 110 KV passive optical fibre current mutual inductor insulation structure
07/14/1999CN1222746A Transformer with thin insulating layer and deposited filler resin and its making method
07/14/1999CN1222745A Electronic component
07/14/1999CN1044146C Ignition apparatus for internal combustion engine
07/13/1999US5923526 Arrangement for attaching an electrical component to a mounting base
07/13/1999US5923237 Wirewound-chip balun transformer
07/13/1999US5923112 Laminated article comprising coupling elements of male-female type
07/13/1999US5922143 Manufacturing amorphous ribbon from magnetic alloy; determining annelaing temperature; annealing core blank manufactured from ribbon to form nanocrystals
07/08/1999WO1999034379A1 Planar transformer winding
07/08/1999DE19814896A1 Electrical power transformer for high current of at least 1 kHz
07/08/1999CA2315894A1 Planar transformer winding
07/07/1999EP0928130A1 Packaging of an electric circuit including one or more coils
07/07/1999EP0928011A2 Process for producing transformers encapsulated in cast resin
07/07/1999EP0927479A1 Pulse transformer for line interfaces operating according to the echo compensation principle
07/07/1999CN2328086Y Space variable full closed heat radiator
07/07/1999CN2328085Y Box for rail transformer
07/07/1999CN2328084Y Float protector for transformer
07/06/1999US5920473 Dc-to-Dc power converter with integrated magnetic power transformer
07/06/1999US5920250 Noise absorber
07/06/1999US5920249 Protective method of support for an electromagnetic apparatus
07/01/1999WO1999033111A2 Thin-film component comprising a substrate with an elastic coating
07/01/1999WO1999033074A2 Switch gear station
07/01/1999WO1999033073A1 Electrical coil, especially for a relay, and method for producing the same
07/01/1999WO1999017312A3 Power transformer/reactor and a method of adapting a high voltage cable
07/01/1999DE19757955A1 Continuous reduction of moisture in oil paper insulation
07/01/1999DE19756604A1 Elektrische Spule, insbesondere für ein Relais, und Verfahren zu deren Herstellung Electrical coil, in particular for a relay, and processes for their preparation
07/01/1999CA2311748A1 Switch gear station
06/1999
06/30/1999EP0926933A1 Multilayer high frequency electronic components
06/30/1999CN2327081Y Special wire-clip for transformer
06/30/1999CN2327056Y Multi-section audio frequency transformer framework
06/30/1999CN2327055Y Improved small substation transformer coil
06/30/1999CN2327054Y Gas-leading box
06/30/1999CN2327053Y Transformer expansion type oil-storage cabinet
06/30/1999CN2327052Y Reinforced oil-circulation wind-cooling apparatus
06/30/1999CN2327051Y Improved structure of transformer
06/30/1999CN2327050Y Housing of transformer
06/29/1999US5917397 Transformer and method of assembling same
06/29/1999US5917396 Wideband audio output transformer with high frequency balanced winding
06/29/1999US5917302 Harmonic current attenuating device of a motor
06/29/1999CA2101850C Method for fixing a winding to an electronic circuit
06/24/1999WO1999031946A2 Arrangement for implementing a magnetic circuit on a circuit board
06/24/1999WO1999031943A1 Circuit support packing and method for the production thereof
06/24/1999WO1999031683A2 Inductive component and inductive component assembly
06/24/1999WO1999031682A2 Planar transformer
06/24/1999WO1999031681A1 Power transformer for a switched mode power supply, especially for stud welding devices
06/24/1999WO1999031680A1 Inductive component
06/24/1999WO1999017315A3 A method and an arrangement for regulating a transformer/reactor, and a transformer/reactor
06/24/1999WO1999017313A3 Magnetic tap changer
06/24/1999DE19756448A1 Schaltkreisträger-Packung und Verfahren zu deren Herstellung Circuit carrier package and process for their preparation
06/24/1999DE19756188A1 Leistungsübertrager für ein Leistungsschaltnetzteil, insbesondere für Bolzenschweißgeräte Power transformer for a power switching power supply, in particular for stud welding equipment
06/23/1999EP0923786A1 Improved high voltage coil subassemblies and method for their production
06/23/1999EP0923785A1 High voltage/low voltage transformer with thermoplastic air-core insulation
06/23/1999EP0923784A1 Air-core primary voltage winding
06/23/1999EP0923783A1 Single coil constitutive of windings for air-core transformers
06/23/1999EP0923782A1 High voltage transformer coil encapsulation process
06/23/1999CN2325863Y Apparatus for fixing transformer
06/23/1999CN1220764A Magnetic core-coil assembly for spark ignition system
06/23/1999CN1220542A Variable linearity coil
06/23/1999CN1220474A Method for making laminated electronic element
06/23/1999CN1220473A Polygonal section rolling-up iron core transformer
06/23/1999CN1220472A Mounting coil parts on surface
06/22/1999US5914540 Filter for removing harmonic current from a neutral conductor
06/22/1999US5913551 Method of producing an inductor
06/17/1999WO1999030405A1 High voltage winding
06/17/1999WO1999017316A3 Induction controlled voltage regulator
06/17/1999WO1999017314A3 A step-free induction controlled voltage regulator
06/17/1999WO1999017311A3 Transformer/reactor
06/17/1999WO1999017309A3 Transformer/reactor provided with spacing means
06/17/1999DE19743817C1 High temperature electrical cable cooling arrangement
06/17/1999CA2308594A1 High voltage winding
06/16/1999EP0923092A2 Transformer
06/16/1999EP0923091A1 Electromagnetic actuator with composite core assembly
06/16/1999EP0922288A1 Charging coil core insert for electric toothbrushes
06/16/1999CN1220051A Rotating asynchronous converter and generator device
06/16/1999CN1220050A Device for stator of rotating electrical machine
06/16/1999CN1220049A Rotating electrical machine comprising high-voltage winding and cast compound supporting winding and method for manufacturing such machine
06/16/1999CN1220048A Rotating electric machine and method of manufacturing same
06/16/1999CN1220047A Rotating electrical machine comprising high-voltage stator winding and slender supporting device for supporting winding and method for manufacturing such machine
06/16/1999CN1220046A Rotating electrical machine comprising high-voltage winding and elastic bodies supporting winding and method for manufacturing such machine
06/16/1999CN1220045A Device in stator of rotatating electric machine
06/16/1999CN1220044A Synchronous compensator plant
06/16/1999CN1220043A Electric high voltage AC machine
06/16/1999CN1220042A Hydroelectric power generating equipment
06/16/1999CN1220041A Turbo-generator plant
06/16/1999CN1220040A Insulated conductor for high-voltage winding
06/16/1999CN1220039A Insulated conductor for high-voltage windings and method of manufacturing same
06/16/1999CN1220037A Rotary electric machine with radial cooling
06/16/1999CN1220036A Rotary electric machine with axial cooling
06/16/1999CN1220026A DC transformer/reactor
06/16/1999CN1219911A Electric drive system for vehicles
06/15/1999US5912792 Mounting construction of a tank-type lightning arrester for a neutral point of a transformer
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