| 摘要 |
<p>A device for increasing draught in domestic chimneys and flues in general comprises an inlet chamber (1) for collecting wind, located outside of the chimney, a tubular duct (2) positioned inside of the chimney and connected to said inlet chamber (1), one elbow section (3) located at the bottom end of said tubular duct (2), and one or more intermediate elbow sections (4) for collecting condensation, such that the outside wind is flown into the flue of the chimney via the tubular duct (2) and therefore, at the outlet of the elbow sections (3,4), assumes an upward direction.</p> |
