US PATENT SUBCLASS 338 / 188
.~.~.~ With collector bar or ring

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}
185  DF  .~.~ With intervening connector between contact and element (e.g., taps) {6}
188.~.~.~ With collector bar or ring

DEFINITION

Classification: 338/188

(under subclass 185) Subject matter together with a conducting bar or ring, along which the movable contact slides or along which a contact movable with and electrically connected to the first movable contact slides.

SEE OR SEARCH THIS CLASS, SUBCLASS:

146, for a helical resistor with a following contact and a helical collector bar parallel to the helical resistance element.

174, for a resistor whose contact slides along and remains in contact with the resistance element together with a collector bar or ring.