US PATENT SUBCLASS 474 / 203
.~ Drive surfaces on belt formed by spherical or hemispherical elements

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

202  DF  POSITIVE DRIVE BELT {3}
203.~ Drive surfaces on belt formed by spherical or hemispherical elements

DEFINITION

Classification: 474/203

Drive surfaces on belt formed by spherical or hemispherical elements:

(under subclass 202) Subject matter wherein the pulley*-engaging surfaces on the belt have an approximate shape of a ball or hemisphere.

SEE OR SEARCH THIS CLASS, SUBCLASS:

154, for a belt having spherical or hemispherical elements combined with a pulley. [figure]