Patent ID: 8061638

Claim:
A shredder head adapted to at least shred bottles, the shredder head comprising: a shredder head housing defining a shredder cavity and an opening adapted to receive a bottle for shredding for placement in the shredder cavity; and a plurality of shredder blades disposed within the shredder head housing and adapted to shred material inserted into the shredder cavity, the plurality of shredder blades comprising a majority of shredder blades having a generally similar radius and at least one major blade, each major blade comprising at least one shaft extending generally radially outwardly for a distance greater than the maximum radius of any of the majority of shredder blades; at least two grates oriented below the plurality of shredder blades, the at least two grates each comprising a mounting section and a sorting section defining a plurality of holes therethrough, the sorting section being located in close proximity to the plurality of shredder blades and configured to prevent larger pieces of shredded material from passing through the at least two grates, the at least two grates defining at least one grate gap through which the at least one shaft of the at least one major blade passes during rotation, wherein the shredder head is configured such that bottle is shredded by the plurality of blades prior to passing through the gate and is configured such that once the bottle passes the grate it is generally on the opposite side of the grate from the plurality of shredder blades.