Fire retardant seal

Details Fire retardant seal Fire retardant seal

1980-02-04

1982-03-23

Ridgill, Jr., James L.

Static structures (e.g., buildings)

With synthetic resinous component

With nonresinous component

52396, 52403, 4283044, 404 49, E04B 162

Patent

active

043206115

ABSTRACT:
A fire resistant seal for gaps between structural members is disclosed. A preformed elongate strip is provided of resilient silicone foam material and has a generally Y-shaped cross section. The width of the base of the Y is approximately equal to but no less than the width of the gap, and each of the legs of the Y have a width equal to one-half that of the base. The portion of the strip where the legs meet the base has a width in excess of that of the base alone.

REFERENCES:
patent: 2071299 (1937-02-01), Gammeter
patent: 2961731 (1960-11-01), Buzzell et al.
patent: 3286425 (1966-11-01), Brown
patent: 3394640 (1968-07-01), Dreher
patent: 3923411 (1975-12-01), Berghman
patent: 4023324 (1977-05-01), Majeske
patent: 4141189 (1979-02-01), Borjeson
patent: 4174244 (1979-11-01), Thomas et al.
patent: 4189457 (1980-02-01), Clement

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