Add-on catalytic damper assembly

Details Add-on catalytic damper assembly Add-on catalytic damper assembly

1982-12-06

1984-10-16

Yeung, James C.

Stoves and furnaces

Dampers

Stove

126285R, 126292, 110203, 422177, F23V 1500, F23L 1100

Patent

active

044768524

ABSTRACT:
An add-on catalytic damper assembly is provided which is adapted to be positioned between the flue outlet pipe of a wood burning stove and the chimney pipe, and which provides catalytic combustion of the normally unburned portions of the flue gas. The assembly is of a very simple five part construction comprising upper and lower housing members adapted to be connected to the chimney and stove pipes, respectively; a plate nestingly mounted within the lower housing member and including a pair of side by side openings therein providing two paths for the flue gas; a catalytic converter mounted in one of the openings; and a damper plate mounted over the other opening and movable by means of an integral handle between blocking and unblocking positions.

REFERENCES:
patent: 89179 (1869-04-01), Spear
patent: 4191171 (1980-03-01), Primeau
patent: 4319556 (1982-03-01), Schwartz et al.
patent: 4373452 (1983-02-01), VanDewoestine
patent: 4373507 (1983-02-01), Schwartz et al.

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