| 74 / | HD | MACHINE ELEMENT OR MECHANISM | 
| 469 | DF | CONTROL LEVER AND LINKAGE SYSTEMS {8} | 
| * | DD | .~ Elements {8} | 
| 527 | DF | .~.~ Detents {7} | 
| 533 |  | .~.~.~ Lever engaging rack {5} | 
| 534 | DF | .~.~.~.~> Pivoted | 
| 535 | DF | .~.~.~.~> Lever carried pawl | 
| 536 | DF | .~.~.~.~> Handle release | 
| 537 | DF | .~.~.~.~> Finger lever release {1} | 
| 539 | DF | .~.~.~.~> Pedal controlled |