US PATENT SUBCLASS 505 / 213
.~.~ Noncoiled hollow magnetic arrangement

Current as of: June, 1999
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505 /   HD   SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS

150  DF  HIGH TEMPERATURE (Tc GREATER THAN 30 K) DEVICES, SYSTEMS, APPARATUS, COM- PONENTS, OR STOCK, OR PROCESSES OF USING {26}
211  DF  .~ Electrical energy storage device (e.g., accumulator, etc.), inductor, transformer, magnetic switch, magnetic ring, sphere, coil, or magnetic arrangement {2}
213.~.~ Noncoiled hollow magnetic arrangement

DEFINITION

Classification: 505/213

Noncoiled hollow magnetic arrangement:

(under subclass 211) Magnetic arrangement that has a nonoccupied hollow center in which a magnetic flux can be generated and that is not manufactured by coiling or forming

coils of superconducting wires.