US PATENT SUBCLASS 323 / 305
.~ Using a transformer or inductor as the final control device
Current as of:
June, 1999
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323 /
HD
ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS
304
DF
SELF-REGULATING (E.G., NONRETROACTIVE)
{2}
305
.~ Using a transformer or inductor as the final control device {2}
306
DF
.~.~
> Ferroresonant {2}
310
DF
.~.~
> Controllably saturable
DEFINITION
Classification: 323/305
Using a transformer or inductor as the final control device:
(under subclass 304) Subject matter wherein the device within the system which is the ultimate controller of the output is
a transformer or inductor.
SEE OR SEARCH THIS CLASS, SUBCLASS:
247, for transformers or inductors used in output level responsive devices.
301, for transformers or inductors used in input level responsive devices.
328, for transformers or inductors used in external or operator controlled devices.
355, for miscellaneous transformer or inductor devices.
SEE OR SEARCH CLASS
336, Inductor Devices, appropriate subclasses for transformer or inductor structure.
361, Electricity: Electrical Systems and Devices,
35, for transformer protection, and subclass 93.6 for abnormal current condition protection including transformer sensor.
