US PATENT SUBCLASS 474 / 212
.~.~ Link including integral surfaces forming inwardly opening groove (e.g., silent chain, etc.)

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

202  DF  POSITIVE DRIVE BELT {3}
206  DF  .~ Belt formed of rigid links {9}
212.~.~ Link including integral surfaces forming inwardly opening groove (e.g., silent chain, etc.) {1}
213  DF  .~.~.~> Plural links having laterally aligned groove-forming surfaces {1}

DEFINITION

Classification: 474/212

Link including integral surface forming inwardly opening groove (e.g., silent chain, etc.):

(under subclass 206) Subject matter wherein each of the inflexible components is a unitary member having side walls spaced from each other in the direction of the longitudinal extent of the belt*, said side walls being interconnected by a wall to define a cavity opening toward the drive face of the pulley* for receiving a pulley ridge or tooth.

SEE OR SEARCH THIS CLASS, SUBCLASS:

157, for a belt of this kind combined with a positive drive pulley.

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