US PATENT SUBCLASS 336 / 40
ADJUSTABLE BY MAGNETIC FORCE BETWEEN RELATIVELY MOVABLE PARTS OF THE INDUCTOR

Current as of: June, 1999
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336 /   HD   INDUCTOR DEVICES

40ADJUSTABLE BY MAGNETIC FORCE BETWEEN RELATIVELY MOVABLE PARTS OF THE INDUCTOR {1}
41  DF  .~> Weight-counterbalanced coil or core

DEFINITION

Classification: 336/40

(under the class definition) Adjustable inductor devices in which the inductance varying element is adjusted in response to the magnetic force existing between the magnetic elements (e.g., between the core and coil or between coils) of the inductor device.

(1) Note. Illustrative examples are: [figure] [figure]

(2) Note. This subclass includes inductor devices such as are used in constant current systems.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems,

305, for single source to single load type constant current regulation systems.