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US 10,827,892 B2Granted
Vacuum cleaner
AssigneeBISSELL Inc.
InventorsAlan J. Krebs, Thomas K. Ankney
Life of this patent
Estimating the term…
Abstract
A vacuum cleaner includes an odor neutralizer and dust plume abatement system. The odor neutralizer and dust plume abatement system delivers a mist to a working air path of the vacuum cleaner, such as at or upstream of a working air treatment assembly defining a portion of the working air path.
Claims20
A vacuum cleaner, comprising:
- a housing;
- a working air path through the housing comprising a dirty air inlet and a clean air outlet;
- a working air treatment assembly defining a portion of the working air path;
- a suction source defining a portion of the working air path and in fluid communication with the working air treatment assembly;
- and
- an odor neutralizer and dust plume abatement system configured to dispense a mist into the working air path, the odor neutralizer and dust plume abatement system comprising:
- a mist generator;
- a mist chamber configured to receive mist generated by the mist generator, wherein the mist chamber is in fluid communication with the working air path at or upstream of the working air treatment assembly;
- and
- a first valve between the mist chamber and the working air path and configured to control the flow of mist from the mist chamber into the working air path at or upstream of the working air treatment assembly.
7 more elements
Dependencies are inferred from the claim text.