US Patent 7851001 Pet chews having internal and external materials of different rigidity

The present invention relates to an animal chew toy and a method of providing an animal chew toy wherein the toy has a body portion and a core portion. The core portion includes a first material including a central portion and a plurality of projections extending from the central portion. The body portion may surround the core portion, encapsulating the core or forming a frame around the core. The chew may be formed via a number of overmolding methods including those utilizing injection molding or extrusion techniques.