| 摘要 |
<p>A cyclonic separator comprises a first cyclone stage 11 having a cyclone and a first dirt collection chamber (26, fig 5), a second cyclone stage 12 located downstream of the first cyclone stage 11 and including a second dirt collection chamber (37, fig 5) and an inlet duct 13 for carrying fluid from an opening in a base of the cyclonic separator to the cyclone chamber. The first dirt collection chamber (26, fig 5) surrounds at least partly the inlet duct 13 and the second dirt collection chamber (37, fig 5). The second dirt collection chamber (37, fig 5) is preferably adjacent the inlet duct 13. An outlet duct 14 for carrying fluid from the second cyclone stage may be provided with the first cyclone stage surrounding at least part of the outlet duct 14.</p> |
