Patent ID: 9528316
Filing Date: 2016-12-27
CPC Classification: E06B

Claim Text:
1. An impact resistant window assembly for a tornado door, comprising: a window panel sized to be oriented within an opening in a door having spaced first and second exterior panels, the window panel having opposite first and second surfaces and an edge defining a periphery; a plurality of S-shaped stiffeners positioned about the periphery of the window panel forming a frame, the plurality of S-shaped stiffeners adapted to space interior sides of the door first and second exterior panels and defining a plurality of mounting holes; a cover ring having an aperture and defining a plurality of mounting holes, the cover ring for placement on an exterior surface of one of the door first or second exterior panels and juxtaposed with the plurality of S-shaped stiffeners, the cover ring and plurality of S-shaped stiffeners intersecured using a plurality of fasteners which pass between the cover ring mounting holes for passing through the door first or second exterior panel and into the S-shaped stiffener mounting holes; and a sealant establishing a seal between the window panel and the plurality of S-shaped stiffeners and for placement between the window panel and the door first or second exterior panel.