| 49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
| 303 | DF | CLOSURE MOVEMENT ACTUATED RETRACTABLE SEALING, GUIDING OR LOCKING STRIP {4} |
| 310 | DF | .~ Resilient means swings strip to retracted position {2} |
| 311 | DF | .~.~ Offset or lever actuator, axis parallel to strip axis {1} |
| 312 | ![]() | .~.~.~ Spring coaxial or strip axis |