Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Brian K. Ruben1
Date of Patent
February 15, 2011
1Patent Application Number
123685241
Date Filed
February 10, 2009
1Patent Citations Received
Patent Primary Examiner
Patent abstract
A vacuum cleaner includes a body having a nozzle assembly with a suction inlet and a control assembly including a control stalk. A dirt collection vessel is carried on the body. The dirt collection vessel includes a toroidal cyclone. The toroidal cyclone has an inlet port, a clean air outlet port and a particle outlet provided in a wall of the toroidal cyclone between the inlet and outlet port. A cork screw baffle is received in the toroidal cyclone. The cork screw baffle defines a spiraling air path through the toroidal cyclone. A suction generator, carried on the body, draws the air stream through the dirt collection vessel.
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