Static structures (e.g. – buildings) – With entrance for persons or objects in horizontal or...
Patent
1997-08-21
1999-02-09
Kent, Christopher Todd
Static structures (e.g., buildings)
With entrance for persons or objects in horizontal or...
52 23, 52 72, 523098, 182 46, 182 81, E02D 2914
Patent
active
058679464
ABSTRACT:
An attic opening cover and a process for forming the cover are provided. The cover includes a first composite end element including a protective layer bonded to a thermally insulating layer. A second composite end element is provided including a protective layer and a thermal insulating layer. A first composite side element is provided including a protective layer bonded to a thermal insulating layer. A second composite side element is provided including a protective layer bonded to a thermal insulating layer. A composite top element is provided including a protective layer bonded to a thermal insulating layer. A fastening arrangement is provided including fasteners extending through the first composite end element, fasteners extending through the second composite end element, fasteners extending through the first composite side element, fasteners extending through the second composite side element and fasteners extending through the composite top element. The fastening arrangement also includes a plurality of tie elements. Each tie element is connected to fasteners of one of the first and second composite end element, one of the first and second composite side element and the top element for joining together the protective layers of the one of said first and second composite end element, the one of said first and second composite side element and the top element.
REFERENCES:
patent: 4281743 (1981-08-01), Fuller
patent: 4312423 (1982-01-01), Helbig
patent: 4658555 (1987-04-01), Steiner
patent: 5475955 (1995-12-01), Dickinson
patent: 5628151 (1997-05-01), Monat
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