| 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 |