US PATENT SUBCLASS 338 / 133
.~.~.~.~ Rectilinearly operated


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



338 /   HD   ELECTRICAL RESISTORS

68  DF  MECHANICALLY VARIABLE (E.G., RHEOSTAT) {24}
118  DF  .~ Movable contact electrically adjustable over length of resistance element {21}
128  DF  .~.~ Plural {3}
130  DF  .~.~.~ Ganged {3}
133.~.~.~.~ Rectilinearly operated


DEFINITION

Classification: 338/133

(under subclass 130) Subject matter wherein the contact, or the element if movable, of each resistor moves in a substantially straight line, each resistor usually being secured to or actuated by a linearly moving rod or shaft.

SEE OR SEARCH THIS CLASS, SUBCLASS:

158, for a mechanically adjustable resistor including a contact which rolls rectilinearly over the resistance element or taps.

176+, for a mechanically adjustable resistor including a contact slidable rectilinearly over the resistance element.

194, for a mechanically adjustable resistor of the tap type whose contact is rectilinearly movable.