301 / | HD | LAND VEHICLES: WHEELS AND AXLES |
5.1 | DF | WHEEL {21} |
9.1 | DF | .~ Detachable wheel section {10} |
10.1 | DF | .~.~ Demountable rim {4} |
30 | .~.~.~ Transversely divided {3} | |
30.2 | DF | .~.~.~.~> One section both transversely and circumferentially divided |
31 | DF | .~.~.~.~> Plural sections {1} |
33 | DF | .~.~.~.~> With end-aligning means {1} |