John Thomas Brayton

US Patent:

20200289861, Sep 17, 2020

Filed:

Dec 23, 2019

Appl. No.:

16/724971

Inventors:

Richard E. Venturini - Petaluma CA, US
Melanie M. Hildebrand - Petaluma CA, US
John T. Brayton - Petaluma CA, US

International Classification:

A62C 2/24
E06B 7/32
A01K 1/035

Abstract:

A fire rated pet door closure and assembly adapted to be mounted on the attached garage side of a fire wall or fire door in part defining an enclosure such as a house or living area over a pet door access passageway opening from the inside of the fire wall or fire door to the outside thereof which pet door is normally selectively open, for pet egress. The onset of a fire/heat emitting emergency mechanical fusible apparatus is provided such that the fire rated pet door closure supporting release link apparatus with a predetermined release temperature activates a latch support for the fire rated pet door closure panel which automatically closes via gravity sealing the pet door access passageway with intumescent smoke and draft seals.