F - Mech Eng,Light,Heat,Weapons – 24 – H
Patent
F - Mech Eng,Light,Heat,Weapons
24
H
F24H 9/18 (2006.01) F24H 1/20 (2006.01)
Patent
CA 2742572
A fuel-fired water heater includes a water storage tank, a flue positioned to receive combustion gases and transfer heat from combustion gases to water in the water storage tank, and a blower assembly. The blower assembly includes a housing defining an inlet positioned to receive combustion gases from the flue, an interior defined by the housing, and an outlet positioned to exhaust combustion gases from the interior of the housing. The blower assembly further includes a motor/impeller assembly that is positioned in the interior of the housing and is configured to direct combustion gases from the inlet of the housing toward the outlet of the housing. The housing of the blower assembly includes an interior wall portion, an exterior wall portion, and sound-absorbing material interposed between the interior and exterior wall portions. The interior wall portion defines perforations extending between the sound-absorbing material and the interior of the housing.
Gordon Michael W.
Truskoski Eric
Blake Cassels & Graydon Llp
Bradford White Corporation
LandOfFree
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