| 474 / | HD | ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS |
| 95 | DF | HUB FORMED IN SECTIONS AND SEPARABLE BY MOVING SECTIONS RADIALLY APART (E.G., SPLIT PULLEY TO FACILITATE INSTALLATION, ETC.) {1} |
| 96 | DF | .~ And severance lines for separable rim sections diametrically opposite each other {1} |
| 97 | DF | .~.~ With spokes connecting hub section and rim section {1} |
| 98 | DF | .~.~.~ Plural integral spokes {1} |
| 99 | ![]() | .~.~.~.~ With discrete means connecting outer ends of integral spokes to rim |