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Aluminum Door Keyed Removable Mullion

  • US 20120110913A1
  • Filed: 11/10/2010
  • Published: 05/10/2012
  • Est. Priority Date: 11/10/2010
  • Status: Abandoned Application
First Claim
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1. A removable mullion specified for an aluminum door entranceway to adapt a single door opening twofold, comprised of:

  • a mullion formed by a double fin door tube;

    a latch plate to retain the mullion to the frame;

    a base plate attached to the floor between thresholds to receive the mullion footing;

    a double fin door tube cavity positioned between the latch plate and base plate;

    a locking mechanism housed within the mullion cavity containing a key lock cylinder which upon engagement permits the mullion to be removed from the doorway

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