US PATENT SUBCLASS 474 / 264
.~ Including plural layers of different elastomeric materials

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

237  DF  FRICTION DRIVE BELT {14}
264.~ Including plural layers of different elastomeric materials

DEFINITION

Classification: 474/264

Including plural layers of different elastomeric materials:

(under subclass 237) Subject matter wherein the belt* includes at least two layers of material having an elastic, rubberlike property, the material in one of the layers being of different chemical composition than the material in the other of the layers. [figure]