US PATENT SUBCLASS 474 / 163
.~.~ Movable with respect to each other during operation

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

152  DF  POSITIVE DRIVE PULLEY OR GUIDE ROLL {6}
162  DF  .~ Having belt-engaging surfaces on discrete circumferentially spaced, relatively movable or replaceable members {1}
163.~.~ Movable with respect to each other during operation

DEFINITION

Classification: 474/163

Movable with respect to each other during operation:

(under subclass 162) Subject matter wherein the components are mounted for relative motion with respect to each other while the pulley* or guide roll* is in driving engagement with a belt*.

SEE OR SEARCH CLASS

226, Advancing Material of Indeterminate Length,

62+, for a reciprocating or oscillating claw or finger associated with a device for advancing material. [figure]