| 160 / | HD | FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL |
| 130 | DF | PLURAL STRIP, SLAT, OR PANEL TYPE {11} |
| 181 | DF | .~ With mounting or supporting means {12} |
| 210 | ![]() | .~.~ Pivotally mounted unit {3} |
| 211 | DF | .~.~.~> Strips, slats, or panels slidably interconnected |
| 212 | DF | .~.~.~> Support pivot at angle to interconnection pivot axis |
| 213 | DF | .~.~.~> Constrained for pivotal folding |