Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 27 - Details of transformers or inductances, in general
Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
12/2005
12/15/2005DE102004025076A1 Spulenanordnung und Verfahren zu deren Herstellung Coil assembly and process for their preparation
12/15/2005CA2569260A1 Transformer coil assembly
12/15/2005CA2568426A1 High-performance dielectric oil and its use in high-voltage electrical equipment
12/14/2005EP1605742A1 Open magnetic shield structure and its magnetic frame
12/14/2005EP1605476A2 Cooled multiphase choke assembly
12/14/2005EP1078377B1 High stack factor amorphous metal ribbon and transformer cores
12/14/2005CN1707707A Cooled multiphase choke assembly
12/14/2005CN1231929C Method for producing binding type triangle roll core three-phase transformer and tri-phase transformer produced by the same method
12/14/2005CN1231928C Common mode choke coil array
12/14/2005CN1231927C Mn-Zn ferrite, magnetic core for transformer, and transformer
12/13/2005US6975201 Reverse-direction-staple system and method
12/13/2005US6975200 Microconverter and laminated magnetic-core inductor
12/13/2005US6974905 Coaxial cable and transmission transformer using same
12/13/2005US6974740 Symmetric inducting device for an integrated circuit having a ground shield
12/08/2005WO2005117039A1 Transformer
12/08/2005WO2005117038A1 Inductor
12/08/2005WO2005117036A1 Electrically conductive shield for refrigerator
12/08/2005WO2005117031A2 Method and apparatus for administering passivator to a conductor
12/08/2005WO2005115082A2 Method for removal of reactive sulfur from insulating oil by exposing the oil to a sulfur scanvenger and a polar sorbent
12/08/2005US20050270745 Integration of planar transformer and/or planar inductor with power switches in power converter
12/08/2005US20050270136 Device comprising a circuit arrangement with an inductive element
12/08/2005US20050270135 Method of making photolithographically-patterned out-of-plane coil structures
12/08/2005US20050270134 Ignition coil assembly utilizing a single internal floating shield buffered at one end
12/08/2005US20050270133 Transformer structure
12/08/2005US20050270132 Modified transformer structure
12/08/2005US20050269517 DC voltage supply to RF electrode systems
12/08/2005DE102004014934B3 Zündspule und Verfahren zu ihrer Herstellung Ignition coil and processes for their preparation
12/07/2005EP1603144A1 Composite electronic component
12/07/2005EP1602114A1 Switching power supply
12/07/2005EP1602089A2 Resonant frequency tag and method for controlling tag frequency
12/07/2005EP1374261B1 Transformer with a forced liquid cooling system
12/07/2005CN2745197Y Anti-interference choke transformer assembly used in 25HZ track circuit
12/07/2005CN2745196Y An outlet structure on low-voltage side of electric furnace transformer
12/07/2005CN1706090A Switching power supply device
12/07/2005CN1230843C Multi-layer multi-function printed circuit board
12/07/2005CN1230842C Inductor core
12/07/2005CN1230841C Fluid filled electrical device with diagnostic sensor located in fluid circulation flow path
12/07/2005CN1230840C System, printed circuit board, charger device, user device, and apparatus
12/06/2005US6972657 Power converter and planar transformer therefor
12/06/2005US6972655 Construction for cooled solenoid
12/06/2005US6972505 Rotating electrical machine having high-voltage stator winding and elongated support devices supporting the winding and method for manufacturing the same
12/06/2005US6971320 Single versatile and fast mounting pad for transporting and supporting different sizes of electrical distribution transformers
12/01/2005WO2005114684A1 Planar inductor and method of manufacturing it
12/01/2005WO2005114682A1 Current transformer core and method for producing a current transformer core
12/01/2005US20050265883 Dust ccre and process for producing the same
12/01/2005US20050264389 Method of assembling an electronic component
12/01/2005DE102005019817A1 Stabförmige Zündspule mit elektrisch isolierendem Harz Rod-shaped coil with electrically insulating resin
11/2005
11/30/2005CN2743948Y Laminated winding vertical insulation structure for dry transformer
11/30/2005CN2743947Y Safety vibration-proof anti-theft fastener for transformer
11/30/2005CN2743946Y Flame-proof dry transformer for mine
11/30/2005CN1702784A Coil device
11/30/2005CN1702783A Transformer
11/30/2005CN1229915C Method for making noise-cut filter for power converter
11/30/2005CN1229649C Re-locatable partial discharge transducer head
11/29/2005US6970065 Transformer and transformer unit having the same
11/29/2005US6970063 Power transformer/inductor
11/29/2005US6970058 L-C type filter module and helical filter made up of at least two such modules
11/24/2005WO2005112056A1 A method and an equipment for reducing stray currents in the earthing systems of houses and buildings
11/24/2005WO2005091317A3 Transformer device for generating an ignition voltage for internal combustion engines
11/24/2005WO2005001853A3 Method and apparatus for cooling magnetic circuit elements
11/24/2005US20050258927 Simplified harmonic-free constant-voltage transformer
11/24/2005US20050258926 Coil arrangement and method for its manufacture
11/24/2005US20050258925 Flyback transformer wire attach method to printed circuit board
11/24/2005DE102004021107A1 Flüssigkeitskühlung für Eisenkern und Wicklungspakete Liquid cooling for iron core and winding packages
11/23/2005EP1598839A2 Translator for high frequency device arranged directly on a circuit board
11/23/2005EP1598838A2 Coil assembly and method of manufacturing the same
11/23/2005EP1597739A1 Insulating element, toroidal core, toroidal core choke, and method for producing said toroidal core choke
11/23/2005EP1516404B1 Integrated device providing overcurrent and overvoltage protection and common-mode filtering to data bus interface
11/23/2005EP1410486B8 Power factor correction circuit with a coil
11/23/2005EP1357770B1 High-voltage transformer
11/23/2005CN2742543Y Side press plate and support plate device for transformer coil
11/23/2005CN2742542Y 抗干扰变压器 Interference transformer
11/23/2005CN2742541Y Power adaptor of changeable plug
11/23/2005CN2742540Y Transformer combined bottom plate device
11/23/2005CN2742539Y Adhesive structure for inductor surface
11/23/2005CN1701400A Magnetic element
11/23/2005CN1701398A Multilayer coil component and its manufacturing method
11/23/2005CN1700836A Electronic transformer for low-pressure lamp
11/23/2005CN1700372A Induction member
11/23/2005CN1700361A Conductive paste for terminal electrode of multilayer ceramic electronic part
11/23/2005CN1229004C Apparatus for fixed thread reel to printed circuit board using in transformer
11/23/2005CN1228797C Metal wire material
11/23/2005CN1228796C Special output transformer for power amplifier with wide frequency band of audio frequency to ultra-audio frequency
11/23/2005CN1228795C Multilayer transformer having electrical connection in magnetic core
11/22/2005US6967558 Inverter transformer and inverter circuit
11/22/2005US6967557 Wafer test space transformer
11/22/2005US6967553 Planar inductive element
11/22/2005US6967552 Ignition coil device and method of manufacturing the same
11/22/2005US6966311 Ignition apparatus for engine
11/17/2005WO2005109967A1 Cold-cathode tube lighting device
11/17/2005WO2005109966A1 Cold-cathode tube lighting device
11/17/2005WO2005109608A1 Winding support unit with integrated cooling device
11/17/2005WO2005109593A1 Method and equipment for the protection of power systems against geomagnetically induced currents
11/17/2005WO2005109453A2 Differential mode inductor with a center tap
11/17/2005WO2005062316A3 Inductive miniature component, in particular an antenna
11/17/2005US20050254193 Pulse transformer for transmitting and receiving signal
11/17/2005US20050254167 Magnetic element for multi-phase and method of manufacturing the same
11/17/2005US20050253678 Composite core nonlinear reactor and induction power receiving circuit
11/17/2005US20050253677 Coil component
11/17/2005DE202005013246U1 Regulating device for avoiding saturation of transformer core, e.g. for photovoltaic installation, uses component of measurement signal which oscillates with second harmonic of measurement signal
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