US PATENT SUBCLASS 474 / 118
.~.~ Pulley shiftable into engagement with exterior of belt 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}
113  DF  .~ Pulley shifter {4}
118.~.~ Pulley shiftable into engagement with exterior of belt surface

DEFINITION

Classification: 474/118

Pulley shiftable into engagement with exterior of belt-surface:

(under subclass 113) Subject matter wherein a inner surface of a belt* defines an area within a closed loop, and said pulley* is located outside of said area and has a drive face shiftable into and out of contact with a surface of the belt opposite the inner surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

121, for a device for selectively shifting a belt so that its exterior surface is engaged or disengaged with a pulley.

139, for structure wherein a pulley is engaged with the exterior surface of a belt. [figure]