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 |