Roof having improved base sheet

Details Roof having improved base sheet Roof having improved base sheet

Filed on

1997-03-13

Date issued

1999-03-23

Examiner

Friedman, Carl D.

Patent Class

Static structures (e.g., buildings)

SubClass

Disparate sheet lamina between exposed surfaces of wall,...

Other Related Categories

523098, 5250605, 52410, E04B 700, E04D 510, E04D 1102

Type

Patent

Status

active

Patent number

058844465

Description

ABSTRACT:
A roof includes a deck, an insulating layer over the deck and a base sheet comprising a laminate of aluminum and unwoven polyester overlaying the insulating layer such that the aluminum layer faces the insulating layer. The base sheet and insulating layer are fastened to the deck by a plurality of mechanical fasteners. A conventional built-up roof composite, which may include a plurality of alternating layers of a bituminous material and felt, is then formed over the base sheet.

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patent: 5088259 (1992-02-01), Myers
patent: 5099627 (1992-03-01), Coulton et al.
patent: 5251416 (1993-10-01), White

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