Communication portal

Details Communication portal Communication portal

1996-12-20

1997-09-30

Dorner, Kenneth

Movable or removable closures

Mounted for optional movements

One closure movable separately from or with other closure

E06B 728

Patent

active

056715641

ABSTRACT:
A communication portal including a circular interior component comprising an outer plate and an inner plate. The outer plate has a plurality of apertures therethrough. The outer plate has an arcuate slot therethrough. The inner plate has a plurality of apertures therethrough. The inner plate has a knob extending outwardly therefrom. The inner plate is urged against the outer plate with the knob extending through the arcuate slot whereby shifting of the knob to a first position will align the apertures of the outer plate and the inner plate. Shifting of the knob to a second position will disalign the apertures. Also included is a circular exterior component comprising a singular plate. The singular plate has a plurality of slots therethrough. The plurality of slots are aligned with the plurality of apertures of the outer plate of the circular interior component. The singular plate is coupled with the circular interior component within an opening in an existing door.

REFERENCES:
patent: 775798 (1904-11-01), Chase
patent: 1340673 (1920-05-01), Roe

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