Patent ID: 6863702

Claim:
A bagless vacuum cleaner system used for separation of a mixture of dirt and air drawn into a vacuum cleaner apparatus, said bagless vacuum cleaner system comprising: a dust cup assembly removably secured to a housing portion of said vacuum cleaner apparatus; a handle assembly connected to a base portion of an upstanding handle, said handle assembly also secured to said housing portion of said vacuum cleaner apparatus; and a motor intake adaptor connected to said dustcup assembly and to an air intake of a suction motor of said vacuum cleaner apparatus: wherein said dustcup assembly includes a dustcup having a dustcup chamber and a dustcup passageway integrally formed therein, said dustcup, assembly includes a filter/cyclone assembly comprising a plenum chamber member a cyclone module secured to said plenum chamber member and a filter assembly connected to said cyclone module, said plenum chamber member and said cyclone module define a plenum chamber, said plenum chamber being in fluid communication with said dustcup chamber and said dustcup passageway, and wherein said cyclone module includes a volute structure that defines volute passageway, said passageway having a first opening located in an upper wall of said cyclone module and second opening that is in fluid communication with said dustcup chamber.