US PATENT SUBCLASS 338 / 231
.~ In liquid

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

226  DF  INCASED, EMBEDDED, OR HOUSED {22}
231.~ In liquid

DEFINITION

Classification: 338/231

(under subclass 226) Subject matter wherein the resistance element is incased or enclosed in a liquid.

(1) Note. The liquid need not directly engage the element for classification here, but may be separated from the element by a solid housing layer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

55, for a resistor which is cooled by a circulating liquid medium.

80+, for mechanically variable resistors whose element is a liquid.

222, for resistors generally whose element is a liquid. SEE OR SEARCH CLASS

219, Electric Heating,

280+, for fluid heaters.