Solid material comminution or disintegration – Processes – Miscellaneous
Reexamination Certificate
2011-05-10
2011-05-10
Francis, Faye (Department: 3725)
Solid material comminution or disintegration
Processes
Miscellaneous
C241S101400, C241S152200, C241S236000
Reexamination Certificate
active
07938347
ABSTRACT:
A shredder is disclosed having a dual stage cutting mechanism. The dual stage cutting mechanism generally includes two pairs of cutters for performing two distinct cutting operations. The pair of first cutters is configured to pierce rows of staggered cross-cuts into material to create a waffle-like pattern. Disposed below the pair of first cutters, the pair of second cutters is configured to strip cut the pierced material.
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Fellowes Inc.
Francis Faye
Pillsbury Winthrop Shaw & Pittman LLP
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