Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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07/23/1986 | EP0187771A1 High frequency transformer. |
07/23/1986 | CN86100498A Subminiature current trasformer |
07/23/1986 | CN85100873A Heavy current transformer whose error can be measured by low current |
07/22/1986 | US4602236 Laminated ballast core |
07/22/1986 | US4602235 Transformer assembly with terminal plates in support |
07/22/1986 | US4602122 Automatically-insertable case suitable for wire-wound magnetic cores |
07/22/1986 | US4601765 Powdered iron core magnetic devices |
07/22/1986 | CA1208324A1 Multistranded component conductor continuously transposed cable |
07/17/1986 | WO1986004118A1 Pulsed plasma ignition - an optimized multiple pulse cd ignition using an optimized voltage doubling ignition coil |
07/16/1986 | CN86100229A Self-controlled variable inductor with air gaps |
07/16/1986 | CN85108084A Inductance element and method of manufacturing the same |
07/15/1986 | US4600911 Elliptically shaped magnetic core |
07/15/1986 | US4599985 Ignition coil for multi-cylinder internal combustion engine |
07/08/1986 | US4599595 Laminated iron core for transformers, choke coils and the like |
07/08/1986 | US4599594 Electrical inductive apparatus |
07/08/1986 | CA1207213A1 Dual valve pressure relief device |
07/03/1986 | WO1986003883A1 Process for reducing the transmission error of current transformers, and precision current transformers |
07/02/1986 | EP0185750A1 Power transformer for use with very high speed integrated circuits |
07/02/1986 | CN85109230A Coil and method for its manufacture |
07/02/1986 | CA1206940A Power supply housings for exterior light apparatus |
06/24/1986 | US4596974 Transformer comprising coaxial coil formers |
06/24/1986 | CA1206579A1 Support for electrical conductors |
06/17/1986 | US4595901 Inductance device with bonded metal foil electrodes |
06/17/1986 | US4595843 Low core loss rotating flux transformer |
06/10/1986 | US4594475 Electrical bushing having a convertible central conductor |
06/10/1986 | US4594295 Transformer core |
06/10/1986 | US4593532 Evaporation-cooled gas insulated electrical apparatus |
06/04/1986 | EP0126734B1 Ignition coal for ignition devices of internal combustion engines |
06/03/1986 | US4593261 Device for cooling a magnet system |
05/28/1986 | EP0181955A2 Electric connector |
05/27/1986 | CA1205155A1 Electric coil assembly |
05/27/1986 | CA1205154A1 Neutral point plate of three-phase transformer for large secondary currents |
05/22/1986 | WO1986003052A1 Folded rf marker for electronic article surveillance systems |
05/20/1986 | US4590453 Autotransformer with common winding having oppositely wound sections |
05/20/1986 | US4589587 Process for producing a tank, particularly for transformers |
05/13/1986 | US4588974 Coil assembly having clamped and bonded contacts |
05/13/1986 | US4588973 Coil bobbin having novel means for terminating fine wires |
05/13/1986 | US4588972 Electromagnetic induction apparatus with cooling grooves |
05/13/1986 | US4588971 Electric transformer with annular coil forms |
05/13/1986 | CA1204490A1 Noise-reduction device for stationary induction apparatus |
05/13/1986 | CA1204470A1 Modified deflection yoke coils having shootback windings |
05/09/1986 | WO1986002772A1 Transformer tank with cooling by concentric and radial radiators and with reduced capacity |
05/06/1986 | US4587606 High voltage transformer and rectifier arrangement |
05/06/1986 | US4587507 Core of a choke coil comprised of amorphous magnetic alloy |
05/06/1986 | US4587506 Safety transformer |
04/30/1986 | EP0179259A1 Bobbin |
04/29/1986 | US4586016 High voltage transformer for deflection of electron beams |
04/29/1986 | US4586015 Transformer with a surface shield layer |
04/23/1986 | EP0178456A1 Bobbin |
04/22/1986 | US4584551 Transformer having bow loop in tubular winding |
04/22/1986 | US4584550 Contact piece for establishing delta circuits on three-legged transformers |
04/22/1986 | CA1203588A1 Continuously transposed conductor |
04/16/1986 | EP0177760A1 Beads attenuator suppressing unwanted radiation, in particular in the short wave and ultra short wave range |
04/16/1986 | EP0177759A1 Electronic component, in particular for a chip inductor |
04/15/1986 | US4583099 Resonant tag circuits useful in electronic security systems |
04/15/1986 | US4583068 Low profile magnetic structure in which one winding acts as support for second winding |
04/15/1986 | CA1203298A1 Electric coil |
04/08/1986 | US4581598 Segmented toroidal air-core transformer |
04/08/1986 | US4581573 Static converter transformer with harmonic filter |
04/08/1986 | US4581477 Gas-insulated electrical apparatus |
04/01/1986 | US4580122 Ignition coil for ignition systems of internal combustion engines |
04/01/1986 | US4580004 Cover assembly for electrical connections of a transformer |
04/01/1986 | CA1202697A1 Coil structure for cellulose-free transformer coils |
03/26/1986 | EP0175512A1 A transformer |
03/26/1986 | EP0175461A1 Coil assembly |
03/25/1986 | US4578664 Radio interference suppression choke with a low leakage field |
03/19/1986 | EP0174491A1 Ignition coil of an ignition apparatus for an internal-combustion engine |
03/19/1986 | EP0174385A1 Holder for electrical conductors |
03/18/1986 | US4577175 Transformer with fluid cooled windings |
03/11/1986 | CA1201628A1 Method of coating an inductive stabilization ballast with an insulating layer, and inductive stabilization ballast coated with an insulating layer by means of this method |
03/05/1986 | EP0173100A2 High power ignition transformer |
03/05/1986 | EP0173048A1 Electromagnetic device with protection against overheating |
03/04/1986 | US4574261 Bakeable electromagnets |
03/04/1986 | US4573757 For use with a tank-type electrical transformer |
02/27/1986 | WO1986001333A1 Low profile magnetic structure in which one winding acts as support for second winding |
02/25/1986 | US4573101 LC Composite component |
02/25/1986 | CA1201181A1 Start-up circuit for negative inductance multiplier |
02/25/1986 | CA1201180A1 Negative inductance multiplier circuit including temperature compensation |
02/19/1986 | EP0171688A1 Method of manufacturing a sheet winding and sheet winding manufactured according to this method |
02/18/1986 | US4571669 Transformer with rectifier |
02/18/1986 | US4571570 Winding for static induction apparatus |
02/18/1986 | US4571569 Mounting for an especially current-compensated, ferrite ring-core choke |
02/11/1986 | US4570043 Dielectric fluids and apparatus incorporating such fluids |
02/05/1986 | EP0170170A1 Layer winding for transformers |
02/05/1986 | EP0170054A1 Insulating oil for electrical devices |
02/05/1986 | EP0169922A1 Insulating member for high-voltage devices |
02/05/1986 | EP0169921A1 Insulating paper |
02/04/1986 | US4568903 Mounting for ignition module |
02/04/1986 | US4568902 Contact piece for air-cooled transformers having conductive lines |
01/30/1986 | WO1986000749A1 High frequency transformer |
01/29/1986 | EP0169226A1 Improvements in electrical capacitors. |
01/28/1986 | CA1199842A1 Flexible thermally stable tapes containing a high flash point solventless insulating varnish |
01/21/1986 | US4565988 Electric coil with secured cores |
01/21/1986 | US4565746 Iron core for a stationary induction apparatus |
01/15/1986 | EP0167896A1 Disc coil winding for transformers |
01/15/1986 | EP0167641A1 Method of constructing a vacuum tight and oil-tight seal for a transformer structure, and seal made in this way |
01/08/1986 | EP0166952A1 High-current transformer with indirect adjustment of tension by an intermediate circuit |
01/08/1986 | EP0166951A1 Transformer with a high-current bushing assembly |
01/07/1986 | US4562702 Evaporation cooled gas insulated electrical apparatus |
01/07/1986 | CA1199081A1 Electrical insulating system |