| 188 / | HD | BRAKES |
| 2 R | DF | VEHICLE {19} |
| 24.11 | DF | .~ Velocipede (e.g., bicycle, etc.) {4} |
| 24.12 | DF | .~.~ Including mechanism for opposed gripping of wheel rim or tire {7} |
| 24.14 | DF | .~.~.~ Having means to increase braking force (e.g., self-energizing brake, etc.) {2} |
| 24.16 | ![]() | .~.~.~.~ Plural brakes having common actuator |