| 474 / | HD | ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS |
| 202 | DF | POSITIVE DRIVE BELT {3} |
| 206 | DF | .~ Belt formed of rigid links {9} |
| 219 | DF | .~.~ Including separate locking member for retaining link-connector in laterally aligned openings through adjacent links {4} |
| 223 | ![]() | .~.~.~ Locking member received in annular groove extending entirely around circumference of connector |