Patent ID: 7563298

Claim:
A cyclone dirt separating apparatus comprising: a cyclone body including a first cyclone chamber and a second cyclone chamber, the first cyclone chamber preliminarily separating dirt from air drawn in from an exterior by a centrifugal force, and the second cyclone chamber secondarily separating dirt from the air discharged from the first cyclone chamber; an inflowing/outflowing cover provided at an upper end of the cyclone body, the inflowing/outflowing cover having inflow guide passages for guiding the air discharged from the first cyclone chamber to the second cyclone chamber and having outflow guide passages for discharging the air in the second cyclone chamber to an exterior; a dirt collecting case coupled to a lower end of the cyclone body, the dirt collecting case collecting the dirt separated by the first and second cyclone chambers; and a discharge guide duct passing through the cyclone body and the dirt collecting case, the discharging guide duct guiding the air discharged from the second cyclone chamber through the outflow guide passages toward a motor mounting space.