Patent ID: 8826594
Filing Date: 2014-09-09
Classification: E05B,E05C,E06B

Abstract:
1. A lockable pet door comprising: a frame defining a primary opening; a barrier flap operatively connected to said frame, said barrier flap swinging inwardly and outwardly to allow passage through said primary opening; an inward locking flap operatively connected to said frame inwardly of said barrier flap, said inward locking flap defining a secondary opening aligned with said primary opening when said inward locking flap is closed, said inward locking flap being free to swing inwardly when said barrier flap swings inwardly and said inward locking flap is unlocked, said inward locking flap being prevented from moving relative to said frame and preventing said barrier flap from swinging inwardly while said inward locking flap is locked; and a lock operatively connected to said inward locking flap, said lock selectively locking and unlocking said inward locking flap.