Patent ID: 8726461

Claim:
A home cleaning appliance comprising: a housing comprising a main suction opening; an airstream suction source mounted to said housing and including a suction airstream inlet and a suction airstream outlet, said suction source selectively establishing and maintaining a flow of air from said main suction opening, via said airstream inlet, to said airstream outlet; a cyclone main body supported by said housing and in communication with said main suction opening, said cyclone main body being cylindrical and having a uniform outer circumference, said cyclone main body including: a first stage separator, and a plurality of downstream second stage separators, wherein said first stage separator has a longitudinal axis offset from a longitudinal axis of said cyclone main body in order to accommodate said second stage separators within said cyclone main body between a wall of the first stage separator and the outer circumference of the cyclone main body; and a dirt cup connected to said cyclone main body, said dirt cup including: a first particle collector communicating with said first stage separator for collecting dust particles from said first stage separator, and a separate second particle collector communicating with said plurality of second stage separators for collecting dust particles from said second stage separators; wherein said outer circumference of said cyclone main body has a constant radius, and wherein the wall of said first stage separator and a wall of said cyclone main body together at least partially define said separate second particle collector.