Upright vacuum cleaner with cyclonic air flow

  • US 6,588,055 B2
  • Filed: 03/27/2001
  • Issued: 07/08/2003
  • Est. Priority Date: 01/09/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A vacuum cleaner comprising:

  • a housing having an opening defined therein;

    a dirt container selectively mounted in said housing opening;

    an airflow chamber defined in said dirt container for receiving and retaining dirt and dust separated from a suction airstream flowing through said dirt container;

    a filter element located inside said dirt container and positioned upstream from an exit aperture located in a base wall of said dirt container; and

    a latch for selectively securing said dirt container to said housing.

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