H01F 27 - Details of transformers or inductances, in general

Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
08/2007
08/29/2007	EP1825486A2 Magnetic induction device
08/29/2007	EP1825482A2 Method for removal of reactive sulfur from insulating oil by exposing the oil to a sulfur scanvenger and a polar sorbent
08/29/2007	CN200941336Y Half-opening high precision current mutual-inductor
08/29/2007	CN200941334Y Frame structure of railway high voltage traction transformer
08/29/2007	CN200941333Y Electrical brush guiding gear of regulating transformer
08/29/2007	CN200941332Y 3-phase isolated transformer
08/29/2007	CN200941331Y Externally-winding L/T inductor
08/29/2007	CN200941330Y Three-phase seven-pillar non-crystall alloy transformer
08/29/2007	CN200941329Y Double-choke transformer
08/29/2007	CN200941328Y Radiation air shielding device of transformer
08/29/2007	CN200941327Y Novel transformer seat
08/29/2007	CN101027734A 变压器 Transformer
08/29/2007	CN101027733A Bulk laminated amorphous metal inductive device
08/29/2007	CN101026342A Transformer and rectifier double circuit integrating device
08/29/2007	CN101026032A Power reactor
08/28/2007	US7262679 Rotary transformer
08/28/2007	US7262482 Open pattern inductor
08/28/2007	US7262480 Semiconductor device, and method and apparatus for manufacturing semiconductor device
08/28/2007	US7260883 Method for forming a winding for a three-phase transformer
08/23/2007	WO2007057916B1 Method and device for prevention and protection of electrical transformer against explosion and fire
08/23/2007	US20070194876 Multi-layer board with decoupling function
08/23/2007	US20070194875 Filter and coil connecting frame thereof
08/23/2007	US20070194267 Soft magnetic material and powder magnetic core
08/23/2007	US20070193022 Surface-mounting coil component and method of producing the same
08/22/2007	EP1212760A4 Superconducting magnetic coil
08/22/2007	CN2938519Y Coil positive and negative power-on circuit protector
08/22/2007	CN2938354Y Open-type current mutual inductor
08/22/2007	CN2938353Y T-shaped reel high leakage inductance transformer structure
08/22/2007	CN2938352Y Lead structure of three-phase transformer
08/22/2007	CN2938351Y Improved transformer
08/22/2007	CN2938350Y High frequency large current transformer with radiation device
08/22/2007	CN2938349Y Direct-coupled current raising transformer
08/22/2007	CN2938348Y Filament transformer of X-ray tube
08/22/2007	CN2938347Y Iron yoke stainless steel pull band clamping device of power transformer
08/22/2007	CN2938346Y Space setup structure of voltage regulating rectifier transformer with natural ventilation channel
08/22/2007	CN2938345Y Mounting cabined for transformer in streetlight electric saver
08/22/2007	CN2938344Y Surface mounted magnetic element
08/22/2007	CN2938343Y High voltage wire through structure of high voltage transformer
08/22/2007	CN2938342Y Transformer base
08/22/2007	CN2938341Y Inducer of preventing pin loosening
08/22/2007	CN1333461C Potting material for electronic components
08/22/2007	CN1333414C Inductor arrangement
08/22/2007	CN1333412C Magnetic core and magnetic field shielding component and coil, transformer, electronic apparatus and camera device
08/22/2007	CN101022054A Transformer structure
08/22/2007	CN101020272A Annular efficient DC arc welder
08/21/2007	US7259975 Power supply unit
08/21/2007	US7259651 Energy storage coil
08/21/2007	US7259650 Magnetic element
08/21/2007	US7259648 Multiple choke coil and electronic equipment using the same
08/21/2007	US7257881 Method and structure for assembling electrical windings about a central member
08/16/2007	WO2007091388A1 Reactor part
08/16/2007	US20070190332 Dry-type encapsulated transformer coils
08/16/2007	US20070188289 Core having superior end face insulation and method of treating core end faces to give insulation coating
08/16/2007	US20070188286 Surface-mounted choke coil
08/16/2007	US20070188285 Three-dimensional structure and its manufacturing method
08/16/2007	US20070188283 Ignition coil for a gasoline engine and method for its manufacture
08/16/2007	US20070188282 Supplementary transformer cooling in a reactive power compensation system
08/16/2007	DE202007007130U1 Amorphe Metallegierung und Alufolien verwendete Transformatoren Amorphous metal alloy and aluminum foil used transformers
08/16/2007	DE102005021255B4 Barrierensystem für die Leitungsdurchführung einer elektrischen Anlage Barrier system for managing the implementation of an electrical system
08/15/2007	EP1818954A1 Loop type coil parts
08/15/2007	EP1818953A2 Laminated inductor
08/15/2007	EP1817781A1 Inductive component and method for the production of such an inductive component
08/15/2007	EP1817142A1 Transmission of power supply for robot applications between a first member and a second member arranged rotatable relative to one another
08/15/2007	EP1004126B1 Electrical component, specially a chip inductive resistor
08/15/2007	EP0982742B1 Module and method of manufacture
08/15/2007	EP0970492B1 Chip inductance
08/15/2007	CN2935413Y Special mutual inductor for anti-theft outdoor transformer
08/15/2007	CN2935412Y Power transformer
08/15/2007	CN2935411Y Anti-theft electricity indoor mutual inductor
08/15/2007	CN2935410Y Three-phase five-limb double anti-star epoxide resin casting rectification dry-type transformer
08/15/2007	CN2935409Y Compressing apparatus for body of transformer or reactor
08/15/2007	CN2935408Y Opening wound iron core for three-phase transformer
08/15/2007	CN2935407Y Iron core cake structure
08/15/2007	CN2935406Y Oil-level meter remote indicator
08/15/2007	CN2935405Y Stealth flange for transformer insulating oil pipeline
08/15/2007	CN2935392Y Self-adhesive compound conductor
08/15/2007	CN2934500Y Theft-proof upper lock for transformer
08/15/2007	CN101019195A Coil tube for forming an inductive element
08/15/2007	CN101018446A A passive base board for the switch power module and its making method
08/15/2007	CN101017732A Matrix iron-core reactor plate-pulling straining structure
08/15/2007	CN101017731A 变压器 Transformer
08/15/2007	CN101017730A Transformer structure
08/15/2007	CN101017729A A high temperature super-conduct inductor, its preparing method and its application in the high-voltage power
08/15/2007	CN101017728A Nonmagnetic Zn ferrite and compounded multilayer electronic component using it
08/15/2007	CN101015819A Electric-magnetic iron remover
08/14/2007	US7256678 Magnetically controlled inductive device
08/14/2007	US7256677 Transformer having a stacked core with a cruciform leg and a method of making the same
08/14/2007	US7256675 Energy transfer apparatus for reducing conductivity electromagnetic interference and manufacturing method thereof
08/14/2007	US7256674 Power module
08/14/2007	US7256673 Coil assembly including common-mode choke coil
08/14/2007	US7256573 Distributed active transformer power control techiques
08/09/2007	WO2007089355A2 Inductive devices and transformers utilizing the tru-scale reactance transformation system for improved power systems
08/09/2007	WO2007088448A2 Broadband over powerlines (bpl) coupling system
08/09/2007	WO2007087818A1 Ignition transformer and ignition module for a discharge luminaire
08/09/2007	US20070182519 Laminated coil
08/09/2007	US20070182518 Ignition coil for an internal combustion engine
08/09/2007	US20070181109 Ignition apparatus for an internal combustion engine
08/09/2007	CA2627091A1 Inductive devices and transformers utilizing the tru-scale reactance transformation system for improved power systems
08/08/2007	EP1816658A1 Coil component
08/08/2007	EP1815485A1 Electrical high field/high voltage unit and method of manufacturing same

1 ... 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 ... 434