System for the prevention of fire, water or flue gas and the lik

Details System for the prevention of fire, water or flue gas and the lik System for the prevention of fire, water or flue gas and the lik

1990-04-10

1991-11-26

Smith, Gary L.

Supports

Pipe or cable

Extending through plate

52232, F16L 500

Patent

active

050676768

ABSTRACT:
A system for preventing propagation of fire, fluid and or gas along cable lines, the system including a safety chute mounted along the cable line and having a sealing structure of fire resisting material detachably installed along the inner wall of the chute.

REFERENCES:
patent: 3976825 (1976-08-01), Anderberg
patent: 4093818 (1978-06-01), Thwaites et al.
patent: 4249353 (1981-02-01), Berry
patent: 4273821 (1981-06-01), Pedlow
patent: 4276332 (1981-06-01), Castle
patent: 4419535 (1983-12-01), O'Hara
patent: 4458460 (1984-07-01), Kohaut
patent: 4493173 (1985-01-01), Kohaut
patent: 4729916 (1988-03-01), Feldman
patent: 4889298 (1989-12-01), Hauff
patent: 4919372 (1990-04-01), Twist et al.

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