US PATENT SUBCLASS 474 / 169
.~.~ Plural grooves of different circumferences

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

Internet Version by PATENTEC © 1999      Terms of Use


474 /   HD   ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS

166  DF  FRICTION DRIVE PULLEY OR GUIDE ROLL {11}
168  DF  .~ Including plural, coaxial, circumferential belt-receiving grooves {2}
169.~.~ Plural grooves of different circumferences

DEFINITION

Classification: 474/169

Plural grooves of different circumferences:

(under subclass 168) Subject matter wherein the distance from the axis of rotation to a radially innermost point where a belt* engages one pair of surfaces is different than the distance from the axis of rotation to a radially innermost point where a belt engages another of the pairs of surfaces. [figure]