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