Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
05/1996
05/15/1996EP0711449A1 Coil former and electric coil wound thereon
05/10/1996CA2158784A1 Electronic thick film component termination and method of making the same
05/08/1996EP0710966A2 Two-part core of magnetic material
05/08/1996EP0710965A2 Transformer structure and equipment therefor
05/08/1996EP0710964A2 Transformer for generating two high tensions showing great potential difference
05/07/1996US5515021 Switching battery charger for reducing electromagnetic emussions having separately-mounted circuit boards
05/07/1996CA2088914C Sheet-wound coils
05/02/1996DE4438187A1 Electrical conductor for windings with distributed overload voltage protection
05/01/1996EP0709864A2 Transformer encapsulated in cast resin
05/01/1996EP0708971A1 USE OF HIGHLY PERMEABLE MnZn FERRITES FOR INSULATOR-COATED FERRITE CORES IN INDUCTIVE COMPONENTS
05/01/1996CN2226335Y High-frequency transformer for low-temp rise contravariant power supply
05/01/1996CN1031738C 3-Terminal noise filter, and process for manufacture thereof
04/1996
04/17/1996EP0449931B1 Packs of laminations and method and apparatus for forming them
04/17/1996CN2225090Y Case pressure releasing metal expander
04/17/1996CN2225089Y Electric component in chips
04/17/1996CN1120796A Automatic continuous dimmer
04/16/1996US5508882 Ballast case for electronic fluorescent lamp
04/16/1996US5508674 Core-form transformer
04/16/1996US5508673 High frequency transformer apparatus
04/16/1996US5508672 Stationary induction apparatus
04/10/1996EP0706192A1 Choke coil
04/10/1996CN2224458Y Fixing device for current mutual inductor
04/10/1996CN1120233A Steel armed rogowski coil for earth of electric apparatus and making of same
04/10/1996CN1031536C Stationary induction apparatus
04/09/1996US5506909 Noise filtering device
04/09/1996US5506560 Electric power feeding device based on the electromagnetic induction
04/03/1996EP0704866A1 Transformator
04/03/1996CN2223863Y Isolationt tansformer for railway signal parameter
04/03/1996CN1119779A High-frequency choke oil
04/02/1996US5504469 Electrical conductors
04/02/1996CA2048707C Fabrication method for transformers with an amorphous core
03/1996
03/28/1996WO1996009639A1 Differential current protective switch with special core material
03/28/1996WO1996009631A1 Power supply conductor from the conductive foil of the foil winding of a power transformer
03/28/1996DE4433700A1 Stromzuführungsleiter aus der Leiterfolie der Folienwicklung eines Leistungstransformators Current supply conductors of the conductor film of the film winding of a power transformer
03/27/1996EP0703588A1 Ignition coil
03/27/1996CN2223522Y Small inductive voltage transformer for neon lamp
03/27/1996CN2223521Y Double-sealing and explosive resisting device for oil immersed mutual inductor
03/26/1996US5502430 Flat transformer and power supply unit having flat transformer
03/26/1996US5502429 Inductive device comprising connection members
03/26/1996US5501897 Tracking resistant pressure-sensitive adhesive tape
03/21/1996WO1996008449A1 SINTERED MOULDING, TRANSFORMER CORE AND INDUCTOR OF Li(Ni)Zn FERRITE MATERIAL, AS WELL AS APPLICATIONS THEREOF
03/21/1996DE4432739A1 Inductive electrical component e.g. transformer
03/20/1996EP0702378A2 Chip inductor
03/20/1996CN2222958Y Arched window iron-core ballast
03/20/1996CN2222957Y Asymmetric pot transformer
03/19/1996US5500632 Wide band audio transformer with multifilar winding
03/14/1996WO1996008054A1 Antenna coil
03/14/1996WO1996008021A1 A casing for sealingly enclose a transformer
03/12/1996US5499185 Ducted air-cooled secondary of automobile battery charging transformer
03/12/1996US5497756 Ignition coil for an internal combustion engine
03/07/1996DE4431603A1 Antennenspule Antenna coil
03/06/1996EP0505382B1 Coil assemblies
03/06/1996CN1118105A Zero-sequence current common reactancer
02/1996
02/29/1996DE4429849A1 Magnetic core winding protection e.g. for choke coils
02/29/1996DE4427748C1 Cleaning transformers contaminated with PCB
02/29/1996DE19531178A1 Vehicle anti-theft steering lock and/or door locking device
02/28/1996EP0698897A1 Current transformer for a metal-encapsulated, gas-insulated high voltage installation
02/28/1996EP0698896A1 Printed coil
02/28/1996EP0698278A1 Inductive device comprising connection members
02/28/1996EP0698277A1 Liquid-cooled valve choke
02/28/1996CN2221255Y Neon transformer
02/28/1996CN2221254Y Device for preventing error connecting of secondary terminal of current transformer
02/25/1996CA2152891A1 Current-transformer for a metal-enclosed gas-insulated high-voltage installation
02/21/1996CN2220679Y Distribution low-voltage sealed cap
02/21/1996CN2220678Y Sealing patch board for transformer device
02/21/1996CN1117195A Induction element and making of same
02/20/1996US5493260 Three-terminal noise filter having M-shaped lead
02/15/1996WO1996004347A1 Single- or two-component reaction adhesive
02/15/1996DE4428219A1 Housing for summing current converters of different sizes
02/15/1996DE4427767A1 Electrical coil with moulded former and housing
02/14/1996CN2220116Y Load tap switch oil box
02/13/1996CA2006663C Transformer apparatus with rectifiers
02/08/1996DE4446204C1 Drying of absorbent electrical insulation material with emphasis on continuously effective operation
02/08/1996DE4427471A1 Einkomponentiger Reaktionsklebstoff Single-component reaction adhesive
02/08/1996DE3645282C2 Transformer with amorphous ferromagnetic laminated core
02/07/1996CN1116372A Single-phase high voltage rectification equipment
02/07/1996CN1116358A Tarnsformer and coil bobbin therefor
02/06/1996US5489884 Inductive electric component
01/1996
01/31/1996EP0694933A1 Trimmable inductor structure
01/31/1996EP0694932A1 Inductor device
01/31/1996EP0510149B1 Coil former, in particular a coil former for small and safety transformers
01/31/1996CN2218967Y Anti-thunder power distribution transformer
01/31/1996CN2218966Y Middle and small transformer iron core
01/31/1996CN2218965Y Iron core of power transformer
01/31/1996CN2218964Y Oil storage tank for corrugated pipe transformer
01/31/1996CN1116019A Direct-current impressing circuit
01/31/1996CN1115908A Corrugated pipe type transformer sump
01/30/1996US5488344 Toroidal transformer insulation preforms
01/24/1996EP0693757A1 Inductor and method for producing the same
01/24/1996CN1115489A Current signal correction process and device
01/23/1996US5486803 Signal discriminator
01/23/1996US5486404 Nano-crystalline soft magnetic alloy ribbon with insulation coating and magnetic core made therefrom and pulse generator, laser unit and accelerator therewith
01/18/1996WO1996001481A1 Epoxy resin casting composition
01/16/1996US5485135 Ignition coil assembly filled with resinous material
01/11/1996DE4421365A1 Inductive member with magnetic core having winding
01/11/1996DE19523976A1 SMPS with transformer having printed winding
01/10/1996EP0691544A2 Current sensor using the compensation principle
01/10/1996CN2217259Y Full sealed expansion heat radiator type oil conservator for transformer
01/09/1996US5483405 Mini-transformer with molded cover and retention structure
01/09/1996US5483143 Composite core designed for inductive coupled transformer probes