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Vacuum cleaner with ultraviolet light source and ozone

  • US 7,530,140 B2
  • Filed: 09/23/2005
  • Issued: 05/12/2009
  • Est. Priority Date: 09/23/2005
  • Status: Expired due to Fees
First Claim
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1. A filter housing assembly for a vacuum cleaner including a suction airstream inlet and a suction airstream outlet, said filter housing assembly comprising:

  • a housing member mounted to the vacuum cleaner;

    a first filter mounted in said housing member;

    an ultraviolet light source located in said housing member for disinfecting an interior of said filter housing; and

    an electrical circuit for providing a power source to said ultraviolet light source,wherein said first filter is in fluid communication with said suction airstream inlet and further including a second filter disposed downstream of said first filter, said second filter being in fluid communication with said suction airstream outlet.

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