Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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11/07/2013 | US20130294129 Composite material, reactor-use core, reactor, converter, and power converter apparatus |
11/07/2013 | US20130293340 Transformer winding |
11/07/2013 | US20130293339 Chip-type coil component |
11/07/2013 | US20130293338 Circuit protection device |
11/07/2013 | US20130293335 Reactor, reactor manufacturing method, and reactor component |
11/07/2013 | US20130293334 Multilayer inductor and method of manufacturing the same |
11/07/2013 | US20130293332 Ignition coil |
11/07/2013 | US20130293331 Component for clamping choke to chassis |
11/07/2013 | US20130293330 Magnetic device having thermally-conductive bobbin |
11/07/2013 | US20130293329 Transformer winding with cooling channel |
11/07/2013 | DE102012207557A1 Dreiphasige Drossel Three-phase choke |
11/06/2013 | EP2660834A2 Magnetic structures for large air gap |
11/06/2013 | EP2660833A2 Ignition coil |
11/06/2013 | EP2660831A2 High temperature electromagnetic coil assemblies including braided lead wires and methods for the fabrication thereof |
11/06/2013 | EP2659495A1 Transformer-rectifier unit |
11/06/2013 | EP2659240A1 Oil level indicator with electronic output |
11/06/2013 | EP2659115A1 Electromagnetic device, and corresponding electromagnetic actuator |
11/06/2013 | CN203278750U Ultracrystalline power synthesizing circuit |
11/06/2013 | CN203278680U High frequency double split rectification transformer |
11/06/2013 | CN203277978U European box substation transformer rail type installation structure |
11/06/2013 | CN203277083U Spraying magnetic core |
11/06/2013 | CN203277081U Fixed structure for housing of dry-type transformer |
11/06/2013 | CN203277078U Electronic current transformer |
11/06/2013 | CN203277077U Molded case circuit breaker electronic release grounding current transformer |
11/06/2013 | CN203277076U Current transformer |
11/06/2013 | CN203277075U Voltage transformer with fuse protector |
11/06/2013 | CN203277074U Voltage transformer |
11/06/2013 | CN203277072U Welding transformer, welding transformer assembly and welding device |
11/06/2013 | CN203277071U Three-phase twelve-pulse-wave rectifier transformer structure |
11/06/2013 | CN203277070U Efficient transformer |
11/06/2013 | CN203277069U Novel electric energy optimizing machine |
11/06/2013 | CN203277068U Single-phase transformer for ship |
11/06/2013 | CN203277067U Improved transformer core |
11/06/2013 | CN203277066U 干式变压器 Dry-type transformers |
11/06/2013 | CN203277065U 干式变压器 Dry-type transformers |
11/06/2013 | CN203277064U 干式变压器 Dry-type transformers |
11/06/2013 | CN203277063U Auxiliary winding placement structure for dry-type rectifier transformer for variable frequency speed regulation |
11/06/2013 | CN203277062U Vertical-type high-frequency transformer |
11/06/2013 | CN203277061U Horizontal type high-frequency transformer |
11/06/2013 | CN203277060U Stable type transformer |
11/06/2013 | CN203277059U Reinforced type transformer |
11/06/2013 | CN203277058U Reinforced type transformer |
11/06/2013 | CN203277057U Electronic transformer framework |
11/06/2013 | CN203277056U Clamping device used for medium pressure side lead and low pressure side lead of three-winding transformer |
11/06/2013 | CN203277055U Transformer |
11/06/2013 | CN203277054U Novel low-voltage leading-out terminal box for oil-immersed rectifier transformer for variable frequency speed regulation |
11/06/2013 | CN203277053U Electricity-stealing resistant current transformer |
11/06/2013 | CN203277052U High-voltage double-voltage phase-shifting rectifying transformer |
11/06/2013 | CN203277051U Main transformer winding of transformer |
11/06/2013 | CN203277050U Demagnetization coil structure applied to three-main-post parallel transformer |
11/06/2013 | CN203277049U Oil-immersed type high-voltage starting transformer |
11/06/2013 | CN203277048U Composite multifunctional high voltage wire |
11/06/2013 | CN203277047U Dry-type rectifier transformer secondary terminal wiring board arrangement structure for variable frequency speed regulation |
11/06/2013 | CN203277046U Tap device for random combination and connection of a plurality of coils |
11/06/2013 | CN203277045U Iron core of distribution transformer |
11/06/2013 | CN203277044U Vibration attenuation amorphous magnetic core |
11/06/2013 | CN203277043U Structure of reducing noise of oil immersed type amorphous alloy transformer |
11/06/2013 | CN203277042U Dry type epoxy-poured exciting transformer with two coils |
11/06/2013 | CN203277041U Single-coil dry type epoxy pouring exciting transformer |
11/06/2013 | CN203277040U Distribution transformer with laminated iron core |
11/06/2013 | CN203277039U Magnetic core |
11/06/2013 | CN203277038U Magnetic core with through holes |
11/06/2013 | CN203277037U Heat dissipation type LED transformer |
11/06/2013 | CN203277036U Fire-proofing transformer |
11/06/2013 | CN203277035U Transformer without air gap |
11/06/2013 | CN203277034U Oil immersed type distribution transformer radiator |
11/06/2013 | CN203277033U Water channel pipeline used for water-cooling electric reactor |
11/06/2013 | CN203277032U Oil-immersed rectifier transformer oil conservator for variable frequency speed regulation |
11/06/2013 | CN203277031U Sealing device of transformer oil tank |
11/06/2013 | CN203277030U Transformer cooling device |
11/06/2013 | CN203277029U 干式变压器 Dry-type transformers |
11/06/2013 | CN203277028U Installation structure for dry-type rectifier transformer fan for variable frequency speed regulation |
11/06/2013 | CN203277027U Novel wind shield structure for dry-type rectifier transformer for variable frequency speed regulation |
11/06/2013 | CN203277026U Heat-dissipating transformer |
11/06/2013 | CN203277025U Cooler transformer tank |
11/06/2013 | CN203277024U Energy-saving bypass device for switching cooling modes of large-capacity transformer |
11/06/2013 | CN203277023U 干式变压器 Dry-type transformers |
11/06/2013 | CN203277022U Power transformer for household electric water heater in humidity environment |
11/06/2013 | CN203277021U Device for moving transformer |
11/06/2013 | CN203277020U Mine flame-proof type dry type transformer |
11/06/2013 | CN203277019U Fast installed transformer tank |
11/06/2013 | CN203277018U Efficient cooling transformer tank |
11/06/2013 | CN203277017U Lighting transformer of portable lamp |
11/06/2013 | CN203277016U Novel box-type transformer |
11/06/2013 | CN203277015U Silencing shell of dry transformer |
11/06/2013 | CN203277014U Porcelain bottle used for transformer |
11/06/2013 | CN203277013U Bracket used for transformer load switch |
11/06/2013 | CN203277012U Portable dry-type epoxy-cast high-voltage electric reactor |
11/06/2013 | CN203277011U Oil immersed type high-voltage electric reactor |
11/06/2013 | CN203277010U Copper-clad aluminum wire I-shaped inductor |
11/06/2013 | CN203277009U Demagnetization balance structure applied to double-main-post parallel transformer |
11/06/2013 | CN203277000U Coil former and coil using coil former |
11/06/2013 | CN203273095U Buckle |
11/06/2013 | CN103383891A Inductor manufacturing method and inductor |
11/06/2013 | CN103383890A Noise reduction device for oil-immersed amorphous alloy distribution transformer |
11/06/2013 | CN103383889A Ultra-thin transformer framework |
11/06/2013 | CN103383888A Anti-explosion multiple-winding integrated water route TCR (temperature coefficient of resistance) water-cooling electric reactor |
11/06/2013 | CN103383887A Component for clamping choke to chassis |
11/06/2013 | CN103383886A Multilayer inductor and method of manufacturing the same |
11/06/2013 | CN102471857B Fe-based amorphous alloy, powder core using the same, and coil encapsulated powder core |