Composite fire-proof, heat-barrier door

Details Composite fire-proof, heat-barrier door Composite fire-proof, heat-barrier door

1997-02-20

1999-06-29

Stodola, Daniel P.

Movable or removable closures

Panel with closure feature

52232, E06B 308

Patent

active

059160772

ABSTRACT:
A composite fire-proof, heat-barrier door which includes a casing trim and a fire proof door. The door panel of the fire proof door are made from a stainless plate. The inner walls of the door panels are provided with a rigid heat barrier fire proof plate. The central portion of the fire proof door is provided with a heat preserving material. The peripheral edges of the fire proof door is provided with fire proof heat barrier clearance. When a fire accident occurs, the smokes and fire can be effectively prevented from coming in by the novel composite fire proof heat barrier door.

REFERENCES:
patent: 603442 (1898-05-01), De Man
patent: 2927353 (1960-03-01), Snitker
patent: 3462339 (1969-08-01), Poms
patent: 4307543 (1981-12-01), Schulthess
patent: 4424653 (1984-01-01), Heinen
patent: 4888918 (1989-12-01), Green et al.
patent: 4937978 (1990-07-01), Johansson et al.
patent: 5355625 (1994-10-01), Matsuoka
patent: 5440843 (1995-08-01), Lagenhorst

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