Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
09/2012
09/18/2012US8268199 Electrical devices and dielectric fluids containing estolide base oils
09/13/2012WO2012121038A1 Filter
09/13/2012WO2012119908A1 Rotary transmission device for machine tools
09/13/2012WO2012119890A1 Magnetically biased ac inductor with commutator
09/13/2012US20120229986 Power conversion system using ferromagnetic enclosure with embedded winding to serve as magnetic component
09/13/2012US20120229245 Soft magnetic powder, granulated powder, dust core, electromagnetic component, and method for producing dust core
09/13/2012US20120229244 Dust core and method for producing the same
09/13/2012US20120229242 Jacket member
09/13/2012DE112010003622T5 Hochleistungsinduktivitätsvorrichtung Hochleistungsinduktivitätsvorrichtung
09/13/2012DE102011013684A1 Elektrisches Bauteil mit wenigstens einer in einer Vergussmasse angeordneten elektrischen Verlustleistungsquelle und einer Kühleinrichtung Electrical component with at least one arranged in a casting compound electrical loss power source and a cooling device
09/13/2012DE102011001147A1 Vormagnetisierte AC-Drossel mit Polwender Premagnetized AC reactor with Rev.
09/12/2012EP2498266A2 Reactor and power converter using the same
09/12/2012EP2497182A2 Laminated core for a combined radial-axial magnetic bearing and corresponding method
09/12/2012CN202434357U Novel circular glass sealing wiring terminal
09/12/2012CN202434328U Shell structure of current transformer arranged in switch cabinet
09/12/2012CN202434327U PCB (Printed Circuit Board) coil for squirrel-cage tubular current mutual inductor
09/12/2012CN202434326U Transformer
09/12/2012CN202434324U Minitype flat transformer
09/12/2012CN202434323U Miniature SMD (surface mount device) transformer
09/12/2012CN202434322U Structure of on-load voltage regulating transformer
09/12/2012CN202434321U On-load voltage regulating power transformer
09/12/2012CN202434320U Large continuous voltage-regulating single-phase electric furnace transformer
09/12/2012CN202434319U Magnetic shielding device of planar transformer
09/12/2012CN202434318U Noise reduction structure of power transformer
09/12/2012CN202434317U Noise reduction structure of core lamination stack of power transformer
09/12/2012CN202434316U Resin insulated dry type transformer coil
09/12/2012CN202434315U Coil insulating end ring of coiled iron core transformer
09/12/2012CN202434314U Transformer
09/12/2012CN202434313U Electric reactor of intermediate-frequency power supply
09/12/2012CN202434312U Driver transformer
09/12/2012CN202434311U Eddy-eliminating small high-voltage transformer
09/12/2012CN202434310U Ceramic support for wiring of high-voltage pack
09/12/2012CN202434309U Improved structure of surface-mounted bobbin terminals
09/12/2012CN202434308U Wire outlet insulating device of high-voltage transformer
09/12/2012CN202434307U Low voltage bushing structure for buried transformer
09/12/2012CN202434306U Large-current continuous winding device
09/12/2012CN202434305U Air core coil for miniature transformer
09/12/2012CN202434304U Welding structure of transformer
09/12/2012CN202434303U Iron core body for choking coil
09/12/2012CN202434302U Chocking coil
09/12/2012CN202434301U Automatic anti-interference transformer
09/12/2012CN202434300U Conjugate type rectifying transformation device
09/12/2012CN202434299U Three-phase integrated parallel reactor
09/12/2012CN202434298U Breather of oil filled equipment
09/12/2012CN202434297U Oil supplementation device of oil charging equipment
09/12/2012CN202434296U Onsite vacuum oil-changing system of transformer
09/12/2012CN202434295U Special connecting device of transformer and electric reactor for injecting nitrogen
09/12/2012CN202434294U Upper positioning device for flat-top oil tank of transformer
09/12/2012CN202434293U Insulating structure of dry-type air-core reactor star-like frame
09/12/2012CN202434292U Frame for choking coil
09/12/2012CN202434291U Framework for choke ring
09/12/2012CN202434290U Current transformer fixing device in power transformer
09/12/2012CN202434289U Denoising structure below foot pad of transformer
09/12/2012CN202434288U Bearing seat of transformer
09/12/2012CN202434287U Surface layer structure of combined transformer shell
09/12/2012CN202434286U Connection separator for fence framework of dry-type air-core reactor
09/12/2012CN202434285U 电感结构 Inductive structure
09/12/2012CN202430175U Treatment equipment for corrosive sulfur in transformer insulating oil
09/12/2012CN102667977A Reactor and method for producing same
09/12/2012CN102666463A Transformer
09/12/2012CN102664099A Outer rotor axial magnetic circuit single-pole magnetic resistance type rotating transformer for space manipulator
09/12/2012CN102664098A Outer rotor axial magnetic circuit reluctance type rotary transformer with multiple pairs of poles for space manipulator
09/12/2012CN102664097A Double-channel axial magnetic circuit outer rotor reluctance type rotary transformer
09/12/2012CN102664096A Outer rotor salient pole reluctance type multi-pole rotary transformer
09/12/2012CN102664095A Double-stator double-channel axial magnetic circuit reluctance type rotary transformer
09/12/2012CN102664094A Single-phase dry type converter transformer for suppressing polysilicon and voltage regulation way thereof
09/12/2012CN102664093A Coil structure of amorphous alloy transformer
09/12/2012CN102664092A Stepped winding structure used for transformers
09/12/2012CN102664091A Framework structure of amorphous alloy transformer
09/12/2012CN102664090A Visible transformer vaporific instillation vacuum oil injecting device
09/12/2012CN102664089A Radiating airway devices for transformer winding
09/12/2012CN102664088A Mounting structure of amorphous alloy transformer
09/12/2012CN102658457A Stainless steel corrugated oil storage tank and manufacturing process thereof
09/11/2012US8264316 Coil component and method for manufacturing coil component
09/11/2012US8264313 Linear solenoid for vehicle
09/07/2012WO2012118971A2 Double helix conductor
09/07/2012WO2012118645A1 Arc-resistant dry type transformer enclosure having arc fault damper apparatus
09/07/2012WO2012118641A1 Arc-resistant dry type transformer enclosure having arc channels
09/07/2012WO2012014038A3 Coil unit, non-contact power transmitting apparatus, non-contact power receiving apparatus, vehicle, and non-contact power supply system
09/07/2012CA2828309A1 Arc-resistant dry type transformer enclosure having arc channels
09/07/2012CA2828103A1 Arc-resistant dry type transformer enclosure having arc fault damper apparatus
09/07/2012CA2826408A1 Double helix conductor
09/06/2012US20120223800 Double helix conductor
09/06/2012US20120223799 Transverse shroud and bobbin assembly
09/06/2012US20120223797 Choke coil
09/06/2012US20120223795 Shroud for bobbin
09/06/2012US20120223794 Reactor-securing structure
09/06/2012US20120223793 Inductor having greater current
09/06/2012US20120223792 Phase change inductor cooling apparatus and method of use thereof
09/06/2012US20120223641 Low profile transformer
09/05/2012CN202422986U Low current detection mutual inductor for suppressing power frequency electromagnetic interference
09/05/2012CN202422983U Ignition coil for automotive vehicle
09/05/2012CN202422981U Plastic sealing structure of ignition coil
09/05/2012CN202422977U Balancing transformer for converting three-phase to two-phase
09/05/2012CN202422976U String-variable voltage-regulating triple cut-off transformer for electric furnace
09/05/2012CN202422975U Low-voltage lead arranging structure of 12 pulse wave rectifier transformer
09/05/2012CN202422973U Power transformer
09/05/2012CN202422972U Dry-type rectifier transformer
09/05/2012CN202422971U Combined type transformer for wind power generation
09/05/2012CN202422970U Novel high-frequency transformer