H01F 27 - Details of transformers or inductances, in general

Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
03/2011
03/22/2011	US7911305 Ignition coil
03/22/2011	US7911295 Common mode noise filter
03/22/2011	US7910160 Thin-film magnetic head structure adapted to manufacture a thin-film head having a base magnetic pole part, a york magnetic pole part, and an intervening insulative film
03/22/2011	US7909483 Lighting system
03/22/2011	CA2497852C Dehydrating breather apparatus and method
03/17/2011	WO2011031960A1 Disc wound transformer with improved cooling
03/17/2011	WO2011030531A1 High power inductance device
03/17/2011	WO2011029488A1 Transformer comprising a heat pipe
03/17/2011	WO2011029475A1 Safety shielding in planar transformer
03/17/2011	US20110063066 Space transformer for probe card and method of repairing space transformer
03/17/2011	US20110063065 Intergrated magnetic component
03/17/2011	US20110063064 Power transformer having a stepping switch
03/17/2011	US20110063063 Actuator, lithographic apparatus, and actuator constructing method
03/17/2011	US20110063062 Disc wound transformer with improved cooling
03/17/2011	DE102009041033A1 Closed magnet circuit for transformer of protective unit for electric circuit arrangement, particularly low voltage-circuit breaker, have section of loops for receiving windings of secondary conductor, which overlaps other loops
03/17/2011	CA2773980A1 Disc wound transformer with improved cooling
03/16/2011	EP2294591A1 Water-cooled reactor
03/16/2011	EP2294495A1 Voltage regulation system
03/16/2011	CN201765944U Equipment for forming double gaps on soft magnetic ferrite magnetic core in one step
03/16/2011	CN201765943U Thin-strip magnetic ring winder with inclinable spindle
03/16/2011	CN201765940U Special hanging beam for magnetic shielding
03/16/2011	CN201765938U Double cable current transformer
03/16/2011	CN201765935U Inlet-outlet line device of mutual inductor
03/16/2011	CN201765934U Mutual inductor
03/16/2011	CN201765933U Inlet-outlet line device of anti-electricity-theft and rainproof mutual inductor
03/16/2011	CN201765932U Single-phase traction transformer for three-phase VX connection of AT power supply mode
03/16/2011	CN201765931U 220kV single-phase traction transformer for three-phase VX connection under AT power supply mode
03/16/2011	CN201765930U Combined power transformer
03/16/2011	CN201765929U Transformer of self-adaption light emitting diode (LED) drive power
03/16/2011	CN201765928U High isolation planar transformer
03/16/2011	CN201765926U Transformer provided with magnetic core bleeder circuit
03/16/2011	CN201765925U Coil pressing plate for ultra-high-voltage transformer
03/16/2011	CN201765924U Transformer body insulating compression structure
03/16/2011	CN201765923U Miniature transformer
03/16/2011	CN201765922U Electric furnace transformer low-voltage outlet copper bar high-low staggered arrangement structure
03/16/2011	CN201765921U Internal-sealed three-phase independent outlet box lead-out structure of electric furnace transformer
03/16/2011	CN201765920U Transformer bushing device on single-phase pole and transformer with bushing device
03/16/2011	CN201765919U Electric furnace transformer '8'-shaped low voltage winding parallel connection structure
03/16/2011	CN201765918U Multilayer high-frequency high-power inductance coil
03/16/2011	CN201765917U High-power switching transformer
03/16/2011	CN201765916U Microwave oven high voltage transformer and microwave oven comprising the same
03/16/2011	CN201765915U Transformer iron core colligation structure
03/16/2011	CN201765914U Transformer iron core support frame
03/16/2011	CN201765913U Novel power transformer iron-core column
03/16/2011	CN201765912U Lead-out structure of multi-group inner seal angle water-cooled tube of electric furnace transformer
03/16/2011	CN201765911U Transformer integral body vacuum oil filling device
03/16/2011	CN201765910U Constant pressure oil supplement device
03/16/2011	CN201765909U Electric furnace transformer bent oil tank structure
03/16/2011	CN201765908U Rolling groove type corrugated plate
03/16/2011	CN201765907U Heat sink for oil-immersed transformers
03/16/2011	CN201765906U Split radiating structure of transformer
03/16/2011	CN201765905U Automatically stretching sun-shading transformer
03/16/2011	CN201765904U Self-expanding rainproof transformer
03/16/2011	CN201765903U Electric furnace transformer copper bar grounding structure
03/16/2011	CN201765902U Vertical type triangular iron core three-phase reactor
03/16/2011	CN201765901U Novel dry type hollow electric reactor
03/16/2011	CN201765900U Novel dry type hollow electric reactor
03/16/2011	CN201765898U Novel dry type hollow shunt electric reactor
03/16/2011	CN201765777U Lamp box combined transformer
03/16/2011	CN101986402A Preparation method of novel low-noise dry iron-core reactor
03/16/2011	CN101986401A Single-phase open core transformer
03/16/2011	CN101986400A Integrated inductor based on differential mode and common mode filtering
03/16/2011	CN101521053B Transposition conducting wire of impregnated glass filament package
03/16/2011	CN101515501B Method for machining connection row holes of secondary-winding outgoing lines of high-current transformers
03/16/2011	CN101430963B High-frequency transformer of spot welding machine
03/15/2011	US7907041 Cladding element with an integrated reception unit for the contactless transfer of electrical energy and method for the production thereof
03/15/2011	US7907040 Ignition coil and method for manufacturing the same
03/15/2011	US7907039 Compact dry transformer
03/15/2011	US7905009 Method of forming a transformer coil
03/10/2011	WO2011027748A1 Multilayer insulated wire and transformer using same
03/10/2011	WO2011027559A1 Coil part and method for producing same
03/10/2011	WO2011026706A1 Electronic transformer
03/10/2011	WO2011026603A1 Air-cooled transformer
03/10/2011	WO2010134754A3 Distribution transformer that stores state information, display device and control method of the distribution transformer
03/10/2011	WO2010125573A3 Load current sensing power distribution transformer
03/10/2011	US20110057759 Integrated Inductive Device
03/10/2011	US20110057758 Wire winding device for a high power level transformer
03/10/2011	US20110057757 Ignition coil for vehicle
03/10/2011	US20110056449 Ignition coil for vehicle
03/09/2011	EP2293310A1 Barrier layer with corrugated insulating layers
03/09/2011	EP2293309A1 Integrated inductive device
03/09/2011	EP2293308A2 Nanocrystalline core for electricity meter
03/09/2011	CN201758074U Indoor one-phase combined transformer with function of fuse protection
03/09/2011	CN201758072U Improved current transformer
03/09/2011	CN201758071U Dry voltage transformer for metering
03/09/2011	CN201758070U 220kv mutual inductor porcelain bushing
03/09/2011	CN201758067U Fixing structure of transformer
03/09/2011	CN201758066U 12-path precision metering transformer vacuum oil injection system
03/09/2011	CN201758065U Explosion-resistant type transformer sleeve
03/09/2011	CN201758064U Wideband square-wave current transformer used for measurement and protection
03/09/2011	CN201758057U 220kv transformer casing pipe porcelain bushing
03/09/2011	CN201758053U Insulating cylinder apparatus for transformer elevating seat
03/09/2011	CN101984499A Three-phase generator transformer with super-large capacity
03/09/2011	CN101984498A Oil box structure of transformer
03/09/2011	CN101984497A Novel transformer medium and low voltage bus mounting structure
03/09/2011	CN101354957B Large-capacity double-body pressure-regulating phase-shifting transformer
03/08/2011	US7904108 Double transformer balun for maximum power amplifier power
03/08/2011	US7902956 Filtering choke arrangement
03/08/2011	US7902955 Providing an inductive coupler assembly having discrete ferromagnetic segments
03/08/2011	US7902954 Dual sided connector block

1 ... 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 ... 434