Cat litter box

摘要

A litter box includes a tray having a bottom wall and side walls extending upward from the bottom wall. At least one of the side walls has an upper portion that is moveable from a retracted position to an upright position. A plurality of bags are in the tray, each containing a layer of litter. The layers of litter are separated from one another by the bags. In another embodiment, the plurality of bags of litter are provided in an outer bag that can be placed into a tray. In use, upper portions of each bag are lifted over the side walls to expose the litter in that bag. After use, the entire layer of litter can be removed by removing the associated bag. The next layer of litter is then exposed for use.

主权项

1. A litter box comprising:
a tray having a bottom wall and a plurality of side walls extending upward from the bottom wall, at least one of the plurality of side walls having an upper portion movable from a retracted position to an upright position, wherein an uppermost edge of the upper portion is an uppermost edge of the at least one side wall when the upper portion is in the upright position; a plurality of bags in the tray, wherein the plurality of bags are nested within one another; and a plurality of layers of litter, the plurality of layers separated from one another by the plurality of bags, wherein the upper portion of the at least one of the plurality of side walls is in the upright position and wherein an upper portion of a first bag of the plurality of bags is positioned over the uppermost edge of the upper portion of the at least one of the plurality of side walls.