US PATENT SUBCLASS 474 / 153
.~ With particular belt

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}
153.~ With particular belt {2}
154  DF  .~.~> Belt has spherical or hemispherical drive faces
155  DF  .~.~> Belt formed of rigid links {1}

DEFINITION

Classification: 474/153

With particular belt:

(under subclass 152) Subject matter also including structure of a belt* engageable with the pulley*.

SEE OR SEARCH THIS CLASS, SUBCLASS:

202+, for positive drive belt, per se. [figure]