Patent ID: 8161961
Filing Date: 2012-04-24
Classification: D06F,F26B

Abstract:
1. A gas-heated laundry dryer having a heating device, the heating device comprising: a dryer frame housing a drum receiving laundry to be dried; a gas burner; a valve with a gas nozzle configured to supply primary air for formation of a flame; a tubular heating channel configured to enclose the flame, the heating channel including 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 being connected to a process air duct of the laundry dryer; and an annular baffle member disposed in the outlet opening of the heating channel and configured to center, by the secondary and tertiary air, at least one or the flame and a hot air stream in the channel, wherein a center point of the baffle member is eccentrically offset with respect to at least one of a vertical centerline and a horizontal centerline of the outlet opening; wherein a vertical centerline of the baffle member and a vertical centerline of a flame exit opening and a burner plate at a head of the gas burner are disposed in a common vertical cross-sectional plane of the heating channel and wherein the horizontal center line of the flame exit opening and the burner plate of the gas burner and the horizontal center line of the baffle member are vertically offset.