Pet door having a centrally mounted door flap

Details Pet door having a centrally mounted door flap Pet door having a centrally mounted door flap

1996-02-01

1997-08-19

Friedman, Carl D.

Static structures (e.g., buildings)

Framing to receive door, doorjamb, or window sash

Wall with plural portals

52207, 522041, 49168, 49169, 49171, E06B 344

Patent

active

056575920

ABSTRACT:
A pet door assembly for insertion within a hole formed in a wall having a pair of exterior frames and an inner frame. The exterior frame members mount to opposite sides of the wall and define an opening for allowing passage of a pet. The central inner frame is located between the pair of exterior frames and define an opening generally aligned with the openings in the exterior frames. The inner frame includes mounting structure for mounting centrally a door in the inner frame and over the pet passageway. Appropriate assembly structure secures the exterior frames and the central frame together.

REFERENCES:
patent: 4754797 (1988-07-01), Sronce
patent: 4760872 (1988-08-01), Hale, Jr.
patent: 4776133 (1988-10-01), Green
patent: 5269097 (1993-12-01), Davlantes
patent: 5287654 (1994-02-01), Davlantes
patent: 5406748 (1995-04-01), Davlantes

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