| 摘要 |
PROBLEM TO BE SOLVED: To prevent re-exit of fine dusts accumulated in a dust collection container.SOLUTION: A dust collector (100) is configured so that, a central shaft (D) of an outflow port (83a) where air on a second centrifugal separation part (80) exits, is inclined with respect to a central shaft (C) of a first centrifugal separation part (70) in a direction approaching to the central shaft (C) as going upward.SELECTED DRAWING: Figure 7 |
