(under subclass 404) Device provided with means for varying the relative position of the guide components or the guide to the frame to compensate for variations between the closure and frame or the conform itself to the dimensions of the closure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
316+, for a manipulatable mechanical means to move a guide or seal in or out of guiding or sealing position.
417+, for means to adjust or retract means biasing a guide or slide for a closure.