| 摘要 |
Arrangement for regulating the outlet rate of the smoke gases in a chimney, in which the chimney duct (6) has at the top in the duct a part (5) which is tapered in the direction of flow and a body (7), which interacts with the tapered part (5), is mounted in the duct, the body and the tapered part being arranged movably in relation to one another in order that the duct cross-section and thus the outlet rate of the smoke gases can be regulated. <IMAGE> |
