US PATENT SUBCLASS 474 / 106
.~.~ Sensor includes rotatable belt-engaging surface

Current as of: June, 1999
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474 /   HD   ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS

101  DF  MEANS FOR ADJUSTING BELT TENSION OR FOR SHIFTING BELT, PULLEY OR GUIDE ROLL {11}
102  DF  .~ With sensor for controlling operation of shifter to correct belt training deviation {3}
106.~.~ Sensor includes rotatable belt-engaging surface {1}
107  DF  .~.~.~> Rotatable on same axis as shiftable guide roll or pulley {1}

DEFINITION

Classification: 474/106

Sensor includes rotatable belt-engaging surface:

(under subclass 102) Subject matter wherein the means for detecting belt* deviation includes an element having a face for contacting the belt* when the belt has deviated from a desired path of travel, said element being rotated about its own axis of rotation when contacted by the moving belt. [figure]