Abstract: A removable dust collector (1) for use in a dust compartment (20) of a vacuum cleaner. The dust collector comprising a holder (41) which maintains the dust collector (1) in an operating position, and a locking member (32) which is placed in a locking position when the dust collector is removed. The lid (30) of the dust compartment (29) is prevented from closing and is placed in a release position when the dust collector (1) is in an operating position, wherein the lid (30) can be closed. The same locking member (32) is maintained in its release position either by means of a filter bag inserted into a carrier (31) or by means of an actuating member (27) coupling to the dust collector (1).