201738 ⎘
Variable transformers or inductances not covered by group with variable magnetic bias
Sub-classes:MULTI-PHASE ELECTRICAL TRANSFORMER AND POWER CONTROL APPARATUS
#2SYSTEM FOR INDUCING AN ELECTRIC FIELD IN A CONDUCTING MEDIUM, ESPECIALLY FOR MEDICAL APPLICATIONS
#3Circuit assembly, electrolysis device, and method for operating a circuit assembly or an electrolysis device
#4Multi-phase transformer
#5Magnetically controllable inductor coil in a series circuit
#6Reactor
#7Electrical power distribution network and process
#8Hybrid transformer systems and methods
#9Electrical power distribution network and process
#10Electromagnetic power converter
#11Circuit for controlling gate current of a semiconductor switching device
#12Impedance matching device
#13Variable inductor apparatuses systems and methods
#14Electromagnetic power converter
#15MULTI-PHASE TRANSFORMER
#16Permanent magnet induction generator (PMIG)
#17Power converter having multiple switching legs
#18Resonant converters with variable inductor
#19Arrangement and method for reducing a magnetic unidirectional flux component in the core of a transformer
#20Apparatus for reducing a magnetic unidirectional flux component in the core of a transformer
#21Continuously variable saturable shunt reactor
#22Variable inductor and wireless communication device including variable device for conversion of a baseband signal to a radio frequency (RF) range
#23Fault current limiter
#24Power-electronic-type fault current limiter using magnetic turn-off principle
#25INDUCTOR TUNABLE BY A VARIABLE MAGNETIC FLUX DENSITY COMPONENT
#26Fault current limiter
#27Fault current limiter
#28Apparatus and method for safe state retention
#29Dynamically biased inductor
#30System for heating a hydrocarbon resource in a subterranean formation including a transformer and related methods
#31Arrangement and method for the compensation of a magnetic unidirectional flux in a transformer core
#32Transformer
#33FAULT CURRENT LIMITERS (FCL) WITH THE CORES SATURATED BY NON-SUPERCONDUCTING COILS
#34Fault current limiter with saturated core
#35Current-controlled variable inductor
#36Electromagnetic system with no mutual inductance and an inductive gain
#37Superconducting fault current-limiter with variable shunt impedance
#38Self power-acquiring quick-responsive controllable reactor
#39Power transmission system
#40Core-saturated superconductive fault current limiter and control method of the fault current limiter
#41Inductor assembly
#42Tuning methods and apparatus for inductively coupled power transfer (ICPT) systems
#43Apparatus and method for starting and stopping an AC induction motor
#44Fault current limiters (FCL) with the cores saturated by superconducting coils
#45Variable Inductor
#46Method and device for transforming and regulating a voltage signal
#47Switching circuit and control method thereof
#48Electric reactor of controlled reactive power and method to adjust the reactive power
#49Inductance variable device
#50Devices and methods for redistributing magnetic flux density
#51Inductance variable device
#52Energy transfer apparatus for reducing conductivity electromagnetic interference and manufacturing method thereof
#53Direct current link inductor for power source filtration
#54High-voltage transformer
#55Ignition coil for a gasoline engine
#56TRANSFORMER WITH REGULATING COMPONENT
#57Switching power supply unit and voltage converting method
#58Magnetically controlled inductive device
#59Inductance variable device
#60High efficiency DC link inductor
#61Magnetically influenced current or voltage regulator and a magnetically influenced converter
#62Circuit component and transformer device with controllable impedance and with systems equipped with such devices
#63Rotating asynchronous converter and a generator device
#64Means for controlling a coil arrangement with electrically variable inductance
#65Broadband antenna matching network employing energy recovery schemes