| 242 / | HD | WINDING, TENSIONING, OR GUIDING |
| 550 | DF | UNWINDING {8} |
| 551 | DF | .~ With attachment to preceding material {5} |
| 554 | ![]() | .~.~ With automated control {5} |
| 554.1 | DF | .~.~.~> Material registration |
| 554.2 | DF | .~.~.~> Cutting |
| 554.3 | DF | .~.~.~> Turret indexing control |
| 554.4 | DF | .~.~.~> Differentiated material portion (e.g., material end, tear, or signal) |
| 554.5 | DF | .~.~.~> Drive or brake control {1} |