Gas water heater damper/baffle

Details Gas water heater damper/baffle Gas water heater damper/baffle

2007-12-25

2007-12-25

Wilson, Gregory (Department: 3749)

Liquid heaters and vaporizers

Flue

Vertical

C122S044200, C122S160000

Reexamination Certificate

active

11130747

ABSTRACT:
Apparatus for improving the efficiency of a water heater includes a combination damper assembly and heat transfer baffle. The damper assembly includes a plurality of movable damper with each damper leaning outwardly from one another when the dampers are in a closed position. The baffle depends from the damper assembly and includes a truncated conical shape in this position within the flue of a water heater for directing combustion gases from the burner against a flue wall.

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patent: 6584940 (2003-07-01), Khadkikar et al.
patent: 6868806 (2005-03-01), Schimmeyer

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