Chimney fire extinguishing apparatus

Details Chimney fire extinguishing apparatus Chimney fire extinguishing apparatus

1993-01-26

1993-09-28

Mitchell, David M.

Fire extinguishers

Apparatus which isolates flames from non-burning area

With means to isolate fire from atmosphere and extinguish

169 54, 169 59, 49 7, 110193, 1262875, 454 4, 454 28, 137 74, 137 75, A62C 304

Patent

active

052479986

ABSTRACT:
An apparatus arranged to orient a closure cap over an entrance opening of a chimney stack to prevent a fire from projecting through the stack with the apparatus to include a spring-biased member and a fusible link permitting release of a plug member to secure the plug member within the chimney stack upon release of the fusible link.

REFERENCES:
patent: Re32362 (1987-02-01), McCabe
patent: 4646847 (1987-03-01), Colvin
patent: 4947736 (1990-08-01), Koning

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