49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
208 | DF | MOUNTED FOR MULTIDIRECTIONAL OR OBLIQUE MOVEMENT {7} |
254 | .~ Sequential translation and swinging {3} | |
255 | DF | .~.~> Operated vertically to permit horizontal swinging {1} |
257 | DF | .~.~> Translation shifts pivot axis |
258 | DF | .~.~> Translates on pivoted axis {1} |