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Class Information
Number: 505/869
Name: Superconductor technology: apparatus, material, process > Apparatus, per se, device, per se, or process of making or operating same > Power supply, regulation, or energy storage system: (class 323)
Description: Subject matter wherein an electrical source is coupled to an electrical load circuit and means are provided to store electromagnetic energy or to supply or control either, (a) the magnitude of the voltage or the current in the load circuit, or (b) the phase angle between the voltage and the current in the load circuit.

Sub-classes under this class:

Class Number Class Name Patents
505/870 Including transformer or inductor: (class 323/360) 19

Patents under this class:

Patent Number Title Of Patent Date Issued
6897749 Magnetic energy storage device May. 24, 2005
5804889 Un-interruptible power supply apparatus for diffusion furnace Sep. 8, 1998
5565763 Thermoelectric method and apparatus for charging superconducting magnets Oct. 15, 1996
5194803 Superconductive voltage stabilizer having improved current switch Mar. 16, 1993
5140290 Device for inductive current limiting of an alternating current employing the superconductivity of a ceramic high-temperature superconductor Aug. 18, 1992
4962354 Superconductive voltage stabilizer Oct. 9, 1990
4939444 Dual coil super conducting apparatus for storing electrical energy Jul. 3, 1990
4922367 Circuit for preventing latch-up of parasitic thyristor formed in CMOS integrated circuit May. 1, 1990
4585965 Radio electric wave generator for ultra-high frequencies Apr. 29, 1986
4468568 Generating power from the ocean utilizing the thermal properties of magnetic material Aug. 28, 1984
4431960 Current amplifying apparatus Feb. 14, 1984
4418325 Support structure for transmitting large forces Nov. 29, 1983
4414461 Laser pumped superconductive energy storage system Nov. 8, 1983
4379275 Device for transmitting large forces Apr. 5, 1983
4348630 Superconducting VAR control Sep. 7, 1982
4082991 Superconducting energy system Apr. 4, 1978

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