Atmospheric resistant doors and method of manufacture

Details Atmospheric resistant doors and method of manufacture Atmospheric resistant doors and method of manufacture

1975-10-16

1978-01-17

Murtagh, John E.

Static structures (e.g., buildings)

Window or window sash, sill, mullion, or glazing

Decorative grill attached to sash

52475, 52615, 52455, E06B 354

Patent

active

040684318

ABSTRACT:
This disclosure relates to a door which is resistant to hostile environments, such as corrosive chemicals, high humidity, etc., and includes a one-piece stile and rail fiberglass and resin reinforced collar, the collar being of an inwardly opening generally U-shaped configuration, the U-shaped collar being defined by a bight portion and opposite faces, and a fiberglass resin reinforced plate secured to the exterior of each of the faces.

REFERENCES:
patent: 2278956 (1942-04-01), Wagner
patent: 3299595 (1967-01-01), Munk
patent: 3397496 (1968-08-01), Sohns
patent: 3402520 (1968-09-01), Lee
patent: 3403488 (1968-10-01), Davidson
patent: 3546841 (1970-12-01), Smith
patent: 3598686 (1971-08-01), Clark
patent: 3775240 (1973-11-01), Harvey

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