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US 6,136,423 AGranted
Fire fighting apparatus
OwnerPeter J. Fitzpatrickinventor
Life of this patent
Estimating the term…
Abstract
A ceiling tile contains a plurality of shells made of a thin membrane and filled with fire retardant materials. When the shells are subjected to high temperatures, as when a fire is present in the room, the shells burst and release the fire retardant materials to extinguish the fire.
Claims8
Apparatus for fighting a fire comprising a tile having a plurality of shells thereon, each of said shells having a heat absorbing wall capable of rupture at a predetermined temperature and being filled with a fire-retardant material, which, when released, aborts the fire.
Dependencies are inferred from the claim text.