US PATENT SUBCLASS 336 / 134
.~.~ Adjustable air gap

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

130  DF  RELATIVELY MOVABLE CORE AND COIL {3}
132  DF  .~ Plural relatively movable core parts {2}
134.~.~ Adjustable air gap {1}
135  DF  .~.~.~> Angularly movable

DEFINITION

Classification: 336/134

(under subclass 132) Subject matter wherein the movable core portion in at least one of the positions to which it may be moved provides an air gap between itself and the other core portion.

(1) Note. The movable core portion may provide an air gap between itself and the other core portion in all of the positions to which it may be moved.

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

SEE OR SEARCH THIS CLASS, SUBCLASS:

155+, for inductive regulators, with no relatively moving parts having an air gap.

178, for inductive devices with a closed core interrupted by an air gap, generally.