474 / | HD | ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS |
202 | DF | POSITIVE DRIVE BELT {3} |
206 | DF | .~ Belt formed of rigid links {9} |
226 | DF | .~.~ Link including discrete members forming laterally spaced sides of opening for pulley tooth {2} |
227 | .~.~.~ With particular structure facilitating disassembly of adjacent links |