Animal litter box

Details Animal litter box Animal litter box

1995-09-28

1997-12-30

Willse, David H.

Animal husbandry

Waste toilet or related device

Walled receptacle; e.g., litter box, etc., containing...

119165, A01K 2900

Patent

active

057018456

ABSTRACT:
An animal litter box system including a solid litter base box and a litter sifting box having perforations in its bottom for sifting litter. The sifting box is adapted to nest or stack in the base box. Opposing outer portions of the sifting box bottom are inwardly sloped at an angle which is less than 90.degree. relative to the bottom of the box and the sifting perforations are confined between these sloped opposing outer portions.

REFERENCES:
patent: 3377990 (1968-04-01), Mitchell
patent: 3990397 (1976-11-01), Lowe, Jr.
patent: 4649578 (1987-03-01), Vargo
patent: 4723510 (1988-02-01), Skillestad
patent: 4802442 (1989-02-01), Wilson
patent: 5372095 (1994-12-01), Dowling et al.
patent: 5507248 (1996-04-01), Gabbert
patent: 5517947 (1996-05-01), Christman

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