US PATENT SUBCLASS 338 / 163
.~.~.~.~ With knob forming casing or covering

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

68  DF  MECHANICALLY VARIABLE (E.G., RHEOSTAT) {24}
118  DF  .~ Movable contact electrically adjustable over length of resistance element {21}
160  DF  .~.~ Contact slides along in contact with element {3}
162  DF  .~.~.~ Contact angularly slidable {11}
163.~.~.~.~ With knob forming casing or covering

DEFINITION

Classification: 338/163

(under subclass 162) Subject matter including a housing for the resistance element and contact structure, the housing or a portion thereof being linked with the movable contact structure and providing a knob actuating means for this structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

152, for mechanically variable resistors including a knob enclosing a movable resistance element.

164, 184 and 199, for mechanically variable resistors with housings.