| 160 / | HD | FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL |
| 130 | DF | PLURAL STRIP, SLAT, OR PANEL TYPE {11} |
| 136 | DF | .~ Parallelogram type {6} |
| 152 | | .~.~ With means to hold unit in partially collapsed or collapsed position {3} |
| 153 | DF | .~.~.~> Combined tension and compression means |
| 154 | DF | .~.~.~> Pivoted compression bar {1} |
| 156 | DF | .~.~.~> Tension members {2} |