US PATENT SUBCLASS 49 / 406
.~ With plug, flap, or bridger for meeting rail


Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

404  DF  WITH MEANS MOUNTING CLOSURE FOR RECIPROCATION {16}
406.~ With plug, flap, or bridger for meeting rail


DEFINITION

Classification: 49/406

(under subclass 404) Device provided with an inserted plug, a flap or a bridging plate member positioned or movable to be positioned when the closure(s) is in its closed position (1) to span the space between a side portal frame member and a meeting rail, i.e., the upper rail of a lower sash or the lower rail of an upper sash; or (2) to bridge the gap between the meeting rails of adjacent sashes.

SEE OR SEARCH THIS CLASS, SUBCLASS:

458, for meeting rails having portions which interfit with each other.

472+, and 475.1+, for another seal between meeting rails, particularly subclass 483.1 for meeting rails each having mating seal portions and subclass 485.1 for a seal between overlapping meeting rails, where a seal(s), per se, or a seal(s) and sufficient structure to mount a seal or to juxtapose seal components, is defined.