Patent ID: 8225456

Claim:
A hand held vacuum cleaner comprising a housing ( 20 ), a motor-fan unit ( 22 ), a dust container ( 31 ) having an open top that is sealed by connection of the dust container to the housing ( 20 ), and an air passage ( 27 ) opening into the dust container through which dust laden air is directed into the dust container, the vacuum cleaner further comprising at least one filter ( 39 ) arranged after the dust container as seen in the flow direction, the dust container ( 31 ) being provided with a first emptying opening ( 46 ) normally being covered by a lid ( 47 ) and having such a size that the first emptying opening allows the dust collected in the dust container to fall out through the opening when the lid is opened, characterized in that the dust container ( 31 ) is provided with a second emptying opening ( 53 ) that is adapted to be fluidly connected to an external vacuum source via a connection ( 56 ), wherein the first emptying opening and the second emptying opening are separate from the open top of the dust container, characterized in that the dust container constitutes a part of or communicates with a cyclone separator arranged between the air passage ( 27 ) and the filter ( 39 ).