| 37 / | HD | EXCAVATING |
|
| 411 | DF | SCOOP OR EXCAVATING AND TRANSPORTING CONTAINER {7} |
| 412 |  | .~ Supported on vehicle between longitudinally spaced ground supports {9} |
| 414 | DF | .~.~> Condition responsive or programmable means controls the excavating operation {2} |
| 417 | DF | .~.~> With specific suspension or means to steer or facilitate mounting of implement on vehicle |
| 418 | DF | .~.~> With tandem or plural scoops or compartments |
| 419 | DF | .~.~> With means to aid loading or load distribution {3} |
| 424 | DF | .~.~> With coaction between apron or elevator and bowl {1} |
| 426 | DF | .~.~> With coaction between apron or elevator and ejector |
| 427 | DF | .~.~> With significant bowl structure or manipulation {1} |
| 429 | DF | .~.~> With significant apron structure or manipulation {1} |
| 431 | DF | .~.~> With particular unloading feature {2} |