Patent ID: 7144438

Claim:
A dust collecting container for a vacuum cleaner, removably mounted in a suction chamber of a cleaner body to filter a dust from a dust-laden air being drawn into the suction chamber through an air suction hole that is connected with the outside, the dust collecting container comprising: a dust collecting casing comprising a connecting hole connected with the air suction hole and a discharge portion for discharging the drawn air; and a filter assembly comprising at least three filters, and removably mounted at the discharge portion, wherein the filter assembly comprises first, second and third filters which are porous in nature and provided in a consecutive order, the pores of the second filter being smaller than those of the first filter, the pores of the third filter being smaller than those of the second filter, and the dust-laden air drawn in through the connecting hole passing through the first, the second and the third filters in turn, and wherein the third filter comprises: an outer frame disposed in close contact with a boundary of a discharge portion of the dust collecting casing; and a non-woven fabric provided at the outer frame, defining a fluid passage through which the air is discharged from inside of the dust collecting casing to the outside and at the same time filtering minute particles from the air passed through the second filter.