Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
09/2012
09/05/2012CN202422969U Isolation transformer for solar photovoltaic power generation
09/05/2012CN202422968U Voltage sharing device for body of electric reactor
09/05/2012CN202422967U Damping device for reducing noise of dry type transformer
09/05/2012CN202422966U High voltage isolation device
09/05/2012CN202422965U Insulation protection pipe for connection lead of three-phase combined transformer
09/05/2012CN202422964U Transformer and transforming device
09/05/2012CN202422963U Axial compaction device for transformer body
09/05/2012CN202422962U Transformer coil winding terminal
09/05/2012CN202422961U Transformer with novel skeleton structure
09/05/2012CN202422960U Transformer coil compression device for cabinet
09/05/2012CN202422959U Miniaturized transformer skeleton assembly
09/05/2012CN202422958U Foil type coil free of winding space
09/05/2012CN202422957U Secondary winding lead wire structure for frequency-variable rectification transformer
09/05/2012CN202422956U Electric reactor with aluminum strip and copper aluminum bar in spot-welding connection
09/05/2012CN202422955U Lead structure of dry rectifier transformer for frequency control of three-dimensional wound iron core
09/05/2012CN202422954U 10KV incoming bridge grounding conductor terminal for transformer
09/05/2012CN202422953U Device for freely hanging transformer in process of replacing low-voltage wiring column
09/05/2012CN202422952U Foil wound dry-type iron core reactor
09/05/2012CN202422951U Transformer coil and transformer
09/05/2012CN202422950U Dry-type transformer coil
09/05/2012CN202422949U Spiral winding transformer
09/05/2012CN202422948U Cylinder type pressure adjuster
09/05/2012CN202422947U Dry-type rectifier transformer with three output ends
09/05/2012CN202422946U Secondary winding of electromagnetic type current transformer for GIS (gas insulated switchgear)
09/05/2012CN202422945U Transformer for converting 6-kV voltage or 6.3-kV voltage and 20-kV voltage
09/05/2012CN202422944U Transformer
09/05/2012CN202422943U Improved practical power transformer core limb
09/05/2012CN202422942U Dry-type energy-saving transformer
09/05/2012CN202422941U Ferrite core
09/05/2012CN202422940U Single-phase double-column oblique-angle elliptic iron-core magnetic-control electric reactor
09/05/2012CN202422939U Angled stereoscopic triangle iron core clamping unit
09/05/2012CN202422938U Assembling component of large transformer iron core cushion glide cushion block
09/05/2012CN202422937U Magnetically controlled reactor with single-phase double-column right-angled circular iron cores
09/05/2012CN202422936U Double-three column bevel angle round iron core magnetic control electric reactor
09/05/2012CN202422935U Magnetically controlled reactor having six-climb elliptical-section core and right-angle joint seam
09/05/2012CN202422934U Clamp for stereoscopic triangular iron core
09/05/2012CN202422933U Manganese-zinc ferrite core
09/05/2012CN202422932U Improved inductor
09/05/2012CN202422931U Multi-loop DC transformer for smelting
09/05/2012CN202422930U Reactor
09/05/2012CN202422929U Water cooling plate of water cooling electric reactor
09/05/2012CN202422928U Transformer oil tank
09/05/2012CN202422927U Oil tank with corrugation sheets
09/05/2012CN202422926U Oil tank of oil-immersed transformer
09/05/2012CN202422925U Flange sealing structure for oil-immersed transformer
09/05/2012CN202422924U Oil injection tool for transformer
09/05/2012CN202422923U Restoring device for power transformer oil
09/05/2012CN202422922U Novel moisture absorber for transformer
09/05/2012CN202422921U Noise reduction oil tank for transformer
09/05/2012CN202422920U Oil circulation cooling device of transformer
09/05/2012CN202422919U Radiating device for power isolation transformator of underslung inverter
09/05/2012CN202422918U Novel transformer easy to dissipate heat
09/05/2012CN202422917U Novel installation base for fan of locomotive main transformer
09/05/2012CN202422916U Lifting ring device of medium on-load voltage-regulating transformer
09/05/2012CN202422915U Anti-theft device of transformer
09/05/2012CN202422914U Ground lead device for oil-immersed transformer
09/05/2012CN202422913U Corrugated sheet strengthening rib for transformer
09/05/2012CN202422912U Stepless voltage-regulating transformer
09/05/2012CN202422911U Ferrite SMD (Surface Mounted Device) inductor
09/05/2012CN202422910U Common-mode inductor for magnetic shielding patch
09/05/2012CN202422909U Inversion inductor for solar PV power station
09/05/2012CN202422797U Rigid paper insulation lead wire for high-pressure electrical equipment
09/05/2012CN202422784U Paper insulation lead for high voltage electrical equipment
09/05/2012CN202422370U Inductor for measuring oil leakage of transformer
09/05/2012CN202422350U Novel transformer oil-leakage resisting sensing device
09/05/2012CN202421847U Intelligent type air cooling monitoring device
09/05/2012CN202418795U Flange structure of transformer oil injection valve
09/05/2012CN202418597U Special-purpose valve for treating transformer oil of mutual inductor
09/05/2012CN102655049A Cascade-stage high-voltage transformer
09/05/2012CN102655048A Supporting device for secondary coil of dry type hollow filter reactor
09/05/2012CN102655047A Vertical radial iron core cake for alternating current iron core electric reactor
09/05/2012CN102655046A Stop-alarming-prevention transformer lock
09/05/2012CN102655045A Common-mode inductor for LED (light-emitting diode) displays
09/05/2012CN102655044A 扼流线圈 Choke Coils
09/05/2012CN102655043A Low-loss air-gap-free choking coil structure
09/05/2012CN102087916B Fully insulated pluggable voltage transformer for gas insulation switch cabinet
09/05/2012CN102074344B Secondary winding group structure of current transformer
09/05/2012CN101901677B Damping and de-noising method for amorphous alloy transformer
09/05/2012CN101901676B Method for improving insulativity of tapping switch of non-crystaline amorphousmetal transformer
09/05/2012CN101901674B Method for enhancing insulativity and mechanical strength of high-tension coil of amorphous alloy transformer
09/05/2012CN101796599B Magnetic component
09/05/2012CN101752073B Method and device for connecting primary conductive terminal for current transformer
09/05/2012CN101740196B Common and differential mode inductor
09/05/2012CN101675488B Planar transformer with boards
09/05/2012CN101656141B Method for preventing electric lead short circuit of electronic transformer and processing equipment
09/05/2012CN101329941B Novel outdoor hollow dry-type reactor
09/05/2012CN101231906B Inverter transformer and inverter power module having the same for use in electric/electronic device
09/05/2012CN101226815B Choke transformer without maintenance
09/05/2012CN101151689B Transformer provided with an electrical shielding
09/04/2012US8258912 Iron core for stationary apparatus and stationary apparatus
09/04/2012US8258911 Compact power transformer components, devices, systems and methods
09/04/2012US8258909 Foldable polymer-based coil structure and method for fabricating the same
09/04/2012US8258908 Transformer and method of making the same
09/04/2012US8258772 DC-DC converter
09/04/2012US8258653 Contactless power transmission system
09/04/2012US8258652 Power transmission device
08/2012
08/30/2012WO2012115902A2 Dry-type network transformer
08/30/2012WO2012115137A1 Composite soft magnetic material having low magnetic strain and high magnetic flux density, method for producing same, and electromagnetic circuit component
08/30/2012WO2012113853A1 Continuously transposed conductor
08/30/2012WO2012113851A1 Continuously transposed conductor