301 / | HD | LAND VEHICLES: WHEELS AND AXLES |
5.1 | DF | WHEEL {21} |
55 | .~ Tension wheel; e.g., spoke {4} | |
56 | DF | .~.~> Having spoke attached tangentially to hub |
57 | DF | .~.~> Having hairpin type spokes |
58 | DF | .~.~> Rim (or felly) and spoke connection |
59 | DF | .~.~> Hub and spoke connection {2} |