Air circulating litter box
AssigneeDoskocil Manufacturing Company, Inc.
InventorsDavid R. Veness, Mark C. Kitchens, Regis M. Wandres
Life of this patent
Estimating the term…
Abstract
One embodiment may take the form of a litter box having a base portion having a floor and a plurality of walls extending in an upward direction from the floor. The litter box may also have a cover portion having a ceiling and a plurality of walls extending in a downward direction from the ceiling. The base portion and the cover portion may combine to define an inner cavity. The litter box may also include a circulating filter in communication with the inner cavity of the litter box and the circulating filter may be configured to filter air from within the inner cavity of the litter box.
Claims12
A litter box for use by an animal and comprising:
- a base portion comprising a floor and one or more walls extending from the floor;
- a cover portion comprising a ceiling and one or more walls extending from the ceiling;
- the cover portion being structured to be engaged with the base portion, the cover and base portions further being structured to have an interior region situated between the base and cover portions when engaged;
- and
- a circulating filter apparatus having:
- a filter entrance in direct fluid communication with the interior region,
- a filter exit in direct fluid communication with the interior region,
- a filtration system in fluid communication with at least one of the filter entrance and the filter exit, and
- a fan structured to circulate at least a portion of the air from the interior region into the filter entrance and from the filter exit into the interior region.
Dependencies are inferred from the claim text.