| 49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
| 208 | DF | MOUNTED FOR MULTIDIRECTIONAL OR OBLIQUE MOVEMENT {7} |
| 209 | DF | .~ Initial or terminal movement transverse to sliding movement edgewise of portal {6} |
| 213 | ![]() | .~.~ Skewed track {2} |
| 214 | DF | .~.~.~> Separate track section for rear of closure |
| 215 | DF | .~.~.~> Rear of closure moves transversly on crank arm |