H01F 27 - Details of transformers or inductances, in general

Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
12/1997
12/04/1997	CA2255772A1 Insulated conductor for high-voltage windings and a method of manufacturing the same
12/04/1997	CA2255771A1 An electric drive system for vehicles
12/04/1997	CA2255770A1 A hydro-generator plant
12/04/1997	CA2255769A1 A turbo-generator plant
12/04/1997	CA2255768A1 High-voltage plants with electric motors
12/04/1997	CA2255745A1 Rotating electrical machine comprising high-voltage stator winding and elongated support devices supporting the winding and method for manufacturing such machine
12/04/1997	CA2255744A1 A rotating asynchronous converter and a generator device
12/04/1997	CA2255742A1 A dc transformer/reactor
12/04/1997	CA2255739A1 An electric high voltage ac machine
12/04/1997	CA2255738A1 A device in the stator of a rotating electric machine
12/04/1997	CA2255737A1 Rotary electric machine with axial cooling
12/04/1997	CA2255735A1 Insulated conductor for high-voltage windings
12/04/1997	CA2255725A1 A device in the stator of a rotating electric machine
12/04/1997	CA2255724A1 Rotating electrical machine comprising high-voltage winding and cast compound supporting the winding and method for manufacturing such machine
12/04/1997	CA2255720A1 Rotating electrical machine comprising high-voltage winding and elastic bodies supporting the winding and method for manufacturing such machine
12/03/1997	EP0810617A1 Inductive component
12/03/1997	CN2269630Y Modular power transformer
12/02/1997	US5694104 Low profile high power surface mount transformer
12/02/1997	US5692483 Ignition coil used for an internal combustion engine
11/1997
11/27/1997	DE19720394A1 Choke coil for suppressing common mode and auto-oscillation interference e.g.for electronic equipment with power source
11/26/1997	EP0809264A1 Device for mutually fixing of ferromagnetic cores and supports for electric windings in inductive components
11/26/1997	EP0614583A4 Integrated emi/rfi filter magnetics.
11/26/1997	CN2268979Y Casing metal expander for large volume of flow
11/26/1997	CN1166230A Electrical winding with a low potential difference between adjacent turns
11/25/1997	US5691685 High frequency water cooled induction heating transformer
11/25/1997	US5691058 Sheet material for electrical insulation, prepreg and electrically insulated coil using the same
11/24/1997	CA2205787A1 Device for the mutual fixing of ferromagnetic cores and carriers for el ectrical conductors in inductive components
11/19/1997	EP0807942A1 wound component
11/19/1997	EP0807941A2 Printed coil
11/19/1997	EP0807370A1 Arrangement for attaching an electrical component to a mounting base
11/19/1997	CN2268298Y Fully-sealed oil-storage cabinet
11/19/1997	CN2268297Y Metal corrugation expander
11/19/1997	CN2268292Y insulation shade for electric power transmission high-voltage pile top
11/19/1997	CN1165581A Method and device for preventing explosions and fires in electrical transformers
11/18/1997	US5689180 Isolated electrical power supply
11/18/1997	US5688711 Monolithic multilayer ultra thin chip inductors and method for making same
11/18/1997	US5688398 Device for filtering an electrically insulative and thermally conductive liquid medium and a power electronics unit incorporating a device of this kind
11/13/1997	DE19612931A1 Winding arrangement e.g. for power transformer
11/12/1997	EP0806674A2 Current compensated current sensor
11/12/1997	EP0805721A1 Adhesively bonded laminate for use in an electrical apparatus such as a transformer, generator, or motor
11/12/1997	CN2267520Y Transformer with conductive connector
11/12/1997	CN2267519Y Ventilation and radiator type transformer for electronic neon lamp
11/12/1997	CN2267518Y Radiator for transformer
11/11/1997	US5686696 Transformer pad
11/11/1997	US5685065 Samarium-cobalt alloy
11/06/1997	WO1997041576A1 Magnetic core-coil assembly for spark ignition systems
11/06/1997	CA2253571A1 Magnetic core-coil assembly for spark ignition systems
11/05/1997	EP0804797A1 Superconducting transformer
11/05/1997	EP0667030B1 Transformer
11/05/1997	CN2266782Y Magnetic core for ignition coil
11/05/1997	CN2266781Y Waterproof and fireproof full-closed small power transformer
11/05/1997	CN2266780Y Grid mesh type protective box for amorphous and ultramicrocrystalline soft magnetic materials
11/05/1997	CN2266779Y Transformer clamp with guide purpose
11/04/1997	US5684446 Transformer core-coil frame attachment and ground
11/04/1997	US5684445 Power transformer
10/1997
10/29/1997	EP0803883A1 Converter transformer
10/29/1997	EP0657064B1 Winding support body for transformers/reactors with superconductors
10/29/1997	CN2266185Y Oil introduced transformer heat-sinking structure
10/29/1997	CN2266184Y Multipurpose current mutual-inductor
10/29/1997	CN1163468A Transformer winding structure
10/29/1997	CN1163467A Transformer, coil, winding and its producing method
10/29/1997	CN1163466A Wire-wound element for mounting on printed circuit board
10/28/1997	US5682292 Liquid-cooled valve reactor
10/23/1997	WO1997039463A1 Transformer
10/22/1997	CN2265578Y Electric power transformer capable of preventing external damage
10/22/1997	CN2265577Y Transformer
10/21/1997	US5680087 Wind type coil
10/16/1997	WO1997038428A1 Solid insulation transformer
10/15/1997	EP0801443A1 Noise-damping arrangement for damping noise currents of electronic devices
10/15/1997	EP0801405A2 Process for predrying a coil block containing at least one winding and solid insulation and devices for carrying out this process
10/15/1997	CN2264956Y Internal or external clamping transformer
10/15/1997	CN2264955Y 35KV oiled paper capacity casing
10/15/1997	CN1162185A Magnetic-ring linked coil
10/15/1997	CN1162184A Magnetic core of pulse transformer
10/09/1997	WO1997036773A1 Control unit
10/09/1997	DE19614775A1 Expansion vessel for transformer or choke cooling/insulating liquid
10/08/1997	EP0800186A2 Bushing
10/08/1997	EP0799488A1 Electrical winding with a low potential difference between adjacent turns
10/08/1997	EP0799487A1 Electric component, in particular a coil, preferably for an smd assembly technique
10/08/1997	CN2264405Y 户外式低压电流互感器 Outdoor low voltage current transformer
10/08/1997	CN2264404Y Oil-way structure of transformer coil
10/08/1997	CN2264403Y Transformer anti-theft device
10/08/1997	CN1161760A Antenna coil
10/07/1997	US5675192 Printed circuit board with header for magnetics all mounted to mother board
10/07/1997	US5675121 For surface mounting of an electrical component
10/07/1997	CA2106108C Transformer assembly with improved retainer and insulator
10/02/1997	WO1997036307A1 A method of producing an lc-circuit
10/02/1997	WO1997036306A1 A method of producing an lc-circuit
10/02/1997	DE19612907A1 Reglereinheit Controller unit
10/01/1997	EP0798950A2 High voltage noise filter and magnetron device using it
10/01/1997	EP0798851A1 Electronic component
10/01/1997	CN2263823Y Pathfinder for kickback transformer high-tension cable connecting high-tension cable bobbin
10/01/1997	CN2263821Y Transformer coil anti-steel device
10/01/1997	CN2263820Y Transformer secondary zero line seal boot
10/01/1997	CN2263819Y 变压器卵形轭铁 Transformers oval yoke
10/01/1997	CN1161100A Reactor and method of production thereof
09/1997
09/30/1997	US5673220 Random access memory device
09/30/1997	US5673183 DC/DC converter for low output voltages
09/30/1997	US5671621 Key cylinder device for an automobile
09/25/1997	WO1997035327A1 Electrical apparatus having electrical conductors mounted in electrical insulation

1 ... 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 ... 434