242 / | HD | WINDING, TENSIONING, OR GUIDING |
370 | DF | REELING DEVICE {11} |
371 | DF | .~ With spring motor {12} |
385 | DF | .~.~ Lock against spool winding {2} |
385.1 | DF | .~.~.~ Material movement responsive (e.g., window shade type) {2} |
385.2 | .~.~.~.~ With additional lock release |