| 74 / | HD | MACHINE ELEMENT OR MECHANISM |
| 469 | DF | CONTROL LEVER AND LINKAGE SYSTEMS {8} |
| 491 | DF | .~ Hand operated {4} |
| 492 | ![]() | .~.~ Steering posts {4} |
| 493 | DF | .~.~.~> Adjustable |
| 494 | DF | .~.~.~> Auxiliary operators |
| 495 | DF | .~.~.~> Position controllers |
| 496 | DF | .~.~.~> Motion translating mechanism {2} |