Flue condensate shield

Details Flue condensate shield Flue condensate shield

1982-04-26

1984-03-13

Yuen, Henry C.

Liquid heaters and vaporizers

Stand boiler

Fluid fuel burner

122 16, 122155F, F22B 500

Patent

active

044360592

ABSTRACT:
A water heater tank having a vertical, open-ended flue formed by a cylindrical wall extending therethrough, a metal annulus formed at the bottom of the flue wall, said annulus being continuously affixed to or integral with the bottom of the flue wall for effective heat transfer from the annulus to the flue wall, said annulus having an upturned lip on the inner side thereof such that said annulus will collect and retain condensate forming on the flue wall for subsequent evaporation of said condensate.

REFERENCES:
patent: 1804123 (1931-05-01), Sponan
patent: 1948064 (1934-02-01), Canter
patent: 2355466 (1944-08-01), Perry
patent: 2423000 (1947-06-01), Bennett et al.
patent: 2440998 (1948-05-01), Alexander
patent: 3060921 (1962-10-01), Luring et al.
patent: 3124108 (1964-03-01), Wenczl
patent: 3170511 (1965-02-01), Guthrie
patent: 3718544 (1973-02-01), Sims

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