| 173 / | HD | TOOL DRIVING OR IMPACTING |
| 184 | ![]() | WITH VEHICLE SUPPORT FOR DRIVE {6} |
| 185 | DF | .~> Pivoted |
| 186 | DF | .~> Nontransporting means to support vehicle during tool operation {1} |
| 24 | DF | .~> Movement of vehicle causes tool advance |
| 25 | DF | .~> Vehicle motor mechanically coupled to drive tool {1} |
| 27 | DF | .~> Vehicle motor and drive motor powered by same energy source |
| 28 | DF | .~> Drive structure moved to nonuse position for transport |