| 49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
| 197 | DF | UP-AND-OVER TYPE; E.G., MOVES FROM VERTICAL TO WITHDRAWN HORIZONTAL OVERHEAD POSITION {4} |
| 203 | DF | .~ On lever or link {1} |
| 204 | ![]() | .~.~ Pivoted at closure {2} |
| 205 | DF | .~.~.~> Multiple links angularly related |
| 206 | DF | .~.~.~> Actuating spring codirectional with or acts on links |