226 / | HD | ADVANCING MATERIAL OF INDETERMINATE LENGTH |
120 | DF | BY INTERMITTENT (INTERRUPTED) MATERIAL-MOVER {13} |
127 | DF | .~ Manual material-mover (e.g., dispenser) {2} |
129 | DF | .~.~ With means to limit increment of advance {3} |
130 | .~.~.~ With means to disable operation of limit means {1} | |
131 | DF | .~.~.~.~> Time-controlled |