Secure closure
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United States of America Patent
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Sep 3, 2024
Grant Date -
Nov 5, 2020
app pub date -
Jul 21, 2020
filing date -
Feb 23, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A security door lock with a hinged door and a locking assembly. The door jamb has a number of apertures formed in a bolt receiving side of the jamb to receive a corresponding number of door bolts extendable from an outer free edge of the door. The locking assembly has a barrier panel spaced from the jamb to define a narrow longitudinal slot is adapted to receive a door guard member extending normally from an internal surface of the door adjacent the outer free edge, and is reinforced by the barrier panel against lateral flexing or distortion. A handle mechanism controls the lateral movement of the closure and the retraction or extension of the locking bolts.
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