Flue insert to control exhaust gases

Details Flue insert to control exhaust gases Flue insert to control exhaust gases

1993-12-29

1995-05-02

Yeung, James C.

Stoves and furnaces

Stovepipes

126297, 1221552, 138 46, F23J 1100

Patent

active

054110130

ABSTRACT:
A flue insert (50) for insertion into a flue stack (12). The flue insert includes a sleeve (52) that is inserting into the stack so as to function as part of the stack. A vane (54) is disposed in the sleeve. One end of the vane is fixedly attached to the sleeve. The opposed end of the vane is adjustably attached to the sleeve so that after the insert is installed, the overall length of the vane can be selectively set.

REFERENCES:
patent: 600910 (1898-03-01), Elmendorf
patent: 799120 (1905-09-01), Way
patent: 1332746 (1920-03-01), Oberg
patent: 4953535 (1990-09-01), Hagan

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