Firestop fitting for carrier mounted water closets

Details Firestop fitting for carrier mounted water closets Firestop fitting for carrier mounted water closets

1985-05-09

1987-01-27

Weakley, Harold W.

Fluid handling

Destructible or deformable element controlled

Heat destructible or fusible

137362, 285 64, 4252R, 220 89B, F16K 1714

Patent

active

046388290

ABSTRACT:
A firestop fitting (10, 30) for mounting on a water closet carrier (200, 300) is described. The fitting includes a releasable plug (13) and is used for preventing the spread of fire through plastic pipe between floors of a building.

REFERENCES:
patent: 345447 (1886-07-01), Putzeys
patent: 1510813 (1924-10-01), Williams
patent: 1956858 (1934-05-01), Densten
patent: 2128292 (1938-08-01), Finn
patent: 2367402 (1945-01-01), Kelly
patent: 3014223 (1961-12-01), Pope
patent: 3020565 (1962-02-01), Manas
patent: 3398979 (1968-08-01), Pope
patent: 3726050 (1973-04-01), Wise
patent: 4139005 (1979-02-01), Dickey
patent: 4253583 (1981-03-01), Lynch

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