Gas-heated laundry dryer having a heating device
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United States of America Patent
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Apr 24, 2012
Grant Date -
Jul 23, 2009
app pub date -
May 17, 2006
filing date -
May 17, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A gas-heated laundry dryer having a heating device. The heating device includes a gas burner, a valve with a gas nozzle configured to supply primary air for formation of a flame and a tubular heating channel configured to enclose the flame. The tubular heating channel includes an inlet opening configured to receive secondary air as combustion air and an outlet opening configured to receive tertiary air mixable with hot gases of the burner. The outlet opening is connected to a process air duct of the laundry dryer. An annular baffle member is disposed in the outlet opening of the heating channel and configured to center, by the secondary and tertiary air, at least one of the flame and a hot air stream in the channel.
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