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} |