| 摘要 |
Cyclone separator for the filtration of air containing particulate, dusts or the like, consisting of a hollow cylindrical body (2), at least one inlet port (3) for air that is arranged at the upper portion of said hollow body tangentially thereto, and at least one outlet port (4) for the filtered air, and comprising at least one inner filter (7) associable with said at least one outlet port and a casing (8) being interposed between said hollow body and said inner filter and provided with passages for the fluid communication between said at least one inlet port and said at least one outlet port of said hollow body, characterized in that a chamber with variable cross-section is comprised between the inner surface of said hollow body and the outer surface of said casing.
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