Patent ID: 7198006

Claim:
A cat litter box comprising a container that holds cat litter and is pivotably connected to a frame, the container having a tray floor forming a collection tray portion and an interim storage portion and having a transition portion spanning part of the collection tray portion and part of the interim storage portion, the container being pivotable from a first position to a tilted second position through an arc of less than 250°, a cleaning mechanism being positioned substantially vertically within the container and reaching toward the tray floor when the container is in the first position, the container being pivotable in a first direction toward the tilted second position thereby causing waste matter to be separated from the cat litter as the cat litter moves through the cleaning mechanism, the cat litter box further comprising a storage chamber for the separated waste matter wherein the separated waste moves into the storage chamber when the container is rotated to the tilted position, the storage chamber having an opening connected to first and second opposed cross strips, the cross strips being located directly above the cleaning mechanism and in a position holding the storage chamber closed when the container is in the first position.