Pet door panel

Claim 1

A prefabricated panel for fitting in the tracks of an arcadia type door frame employing a pet door comprising: a rectangular frame slightly less than the height of an arcadia type door frame comprising a pair of upright portions and sill and header portions arranged across their ends, spring biasing means mounted on said sill and header portions for holding said rectangular frame tightly in the tracks of said arcadia type door frame, a tie bar transversely arranged between said upright portions of said rectangular frame for dividing said rectangular frame into top and bottom vertically positioned openings, a fixed panel mounted in said top opening, and a movably mounted panel positioned in said bottom opening forming a pet door, said movably mounted panel being hingedly fastened to said tie bar for arcuately moving out of the planes of said rectangular frame either side of its upright position in said arcadia type door frame when pushed by a pet, a threshold plate fixedly positioned in said sill portion of said rectangular frame for cooperating with said movably mounted panel when in its vertical position for closing said bottom opening, said tie bar and said sill portion of said rectangular frame comprising grooves along their upper surfaces, resilient strips of material positioned in said grooves, said fixed panel being fixedly positioned on said resilient strip in said groove in said tie bar, and said resilient strip in said groove in said sill portion supporting said threshold plate.