Patent ID: 7604675

Claim:
A home cleaning appliance comprising: a housing comprising a nozzle, including a main suction opening and a brush; an air stream 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 suction airstream from said nozzle main suction opening to said airstream outlet; a cyclone main body, mounted to said housing and in communication with said nozzle main suction opening, said cyclone main body including: an upstream, first, cyclonic separator for separating dust from dust-laden air, and at least one downstream, second, cyclonic separator for separating remaining dust particles from the air; and a dirt cup connected to said cyclone main body, said dirt cup including: a first particle collector communicating with said first separator for collecting dust particles separated by said first separator, and a second particle collector communicating with said at least one second separator for collecting dust particles separated by said at least one second separator, wherein said first particle collector and said second particle collector are configured to empty independently of each other, and a first closure member operably secured to said cyclone main body for emptying of said first particle collector, and a second closure member operably secured to said cyclone main body for emptying of said second particle collector.