초록 ▼

A pet door including a cammed closing mechanism and a sliding lock mechanism. The cammed closing mechanism returns the pet door to a resting closed position and provides sufficient force to resist opening by normal weather conditions such as wind or a hard rain without the need for additional compon

A pet door including a cammed closing mechanism and a sliding lock mechanism. The cammed closing mechanism returns the pet door to a resting closed position and provides sufficient force to resist opening by normal weather conditions such as wind or a hard rain without the need for additional components such as magnets. The sliding lock mechanism serves to control the ingress and/or the egress of an animal through the pet door as selected by the pet door owner.

대표청구항 ▼

1. A pet door comprising:a frame defining a through-opening and a cam shelf; a flap pivotally connected to said frame within said through-opening, said flap being configured to cover a substantial portion of said through-opening; and a pair of cams connected to said flap and resting above said cam s

1. A pet door comprising:a frame defining a through-opening and a cam shelf; a flap pivotally connected to said frame within said through-opening, said flap being configured to cover a substantial portion of said through-opening; and a pair of cams connected to said flap and resting above said cam shelf, said pair of cams being configured to maintain said flap in a substantially closed orientation absent external forces thereon, said cams requiring a predetermined force to be applied to said flap to pivot said flap to an open orientation.