Removable cylinder locked mullion assembly

Details Removable cylinder locked mullion assembly Removable cylinder locked mullion assembly

1994-04-19

1995-09-19

Friedman, Carl D.

Static structures (e.g., buildings)

Framing to receive door, doorjamb, or window sash

Specific studding arrangement for door, doorjamb, or window...

49365, 70 58, 522041, 52777, G06B 104, E06R 500

Patent

active

054506972

ABSTRACT:
A mullion assembly mountable between a floor and a door frame includes an engagement assembly attached to either the floor or the door frame. A mullion defining a mullion cavity is positioned in removable attachment with the engagement assembly, and a cylinder lock assembly is positioned in the mullion cavity. The cylinder lock assembly has a key lock cylinder configured for positioning in either a locked position to engage the engagement assembly and hold the mullion in an upright position in the door frame, or in an unlocked position disengaged from the engagement assembly to permit removal of the mullion from the doorway.

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patent: 4974890 (1990-12-01), Cohrs
patent: 4991654 (1991-02-01), Brandell et al.

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