Patent ID: 6990701

Claim:
A sectional non-slip mattress, comprising: a support frame defining a plurality of compartments; and, at least one cushion having: a cushion housing; a first material layer disposed within said cushion housing, said first material layer being formed of a plurality of ball bearings, each of said ball bearings having a first hardness associated therewith, a lower portion of each of said plurality of ball bearings being removably received within a corresponding one of said plurality of compartments; a second material layer disposed within said cushion housing, said second material layer being formed of a plurality of elastic beads, each of said elastic beads having a second hardness associated therewith, said second hardness being less than said first hardness; and a third material layer disposed within said cushion housing, said third material layer being formed of a plurality of gel-filled capsules, each of said gel-filled capsules having a third hardness associated therewith, said third hardness being less than said second hardness and said first hardness; wherein engagement of each of the lower portions of said first material layer with a corresponding one of said compartments prevents horizontal movement of said at least one cushion with respect to said support frame.