US PATENT SUBCLASS 338 / 82
.~.~ Adjustable insulating barrier between electrodes

Current as of: June, 1999
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338 /   HD   ELECTRICAL RESISTORS

68  DF  MECHANICALLY VARIABLE (E.G., RHEOSTAT) {24}
80  DF  .~ Liquid resistance element {4}
82.~.~ Adjustable insulating barrier between electrodes

DEFINITION

Classification: 338/82

(under subclass 80) Subject matter including an insulating barrier or curtain which is positioned transversely to the current path through the liquid element between the electrodes, the barrier or curtain being adjustable in and out of this current path to change the effective length of the current path between the electrodes and/or the effective cross-sectional area of the path between the electrodes.

SEE OR SEARCH THIS CLASS, SUBCLASS:

114, for deformable resistors generally.