Hurricane-resistant storm door assembly
US8429854B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2011 |
| Grant date | Apr 30, 2013 |
| Priority date | — |
| Expiry date | May 31, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2003/7051
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A hurricane storm resistant door assembly with a door having a frame; closed cell foam disposed within the frame; a front skin of a first fiber reinforced polymer substrate; a back skin, a top coat that covers the first and second fiber reinforced polymer substrates; at least one port door fixedly formed and secured in the foam; an opening in the port door; a double welded impact resistant grill over the opening with a leg extending from and intersecting center grid; a foot secured to each leg; a fastening hole centrally formed in each foot; a plurality of securing rings encircling a center grid member and two support barrier connections; a connection hole per foot disposed through the door, penetrating the skin and foam for fastening the double weld impact resistant grill to the door enabling the hurricane storm resistant door assembly to sustain 37 mph flying projectiles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.