Patent ID: 7721982

Claim:
A file shredder having an integrated unit for automatic feed of material in sheet form comprising: (a) an upper device part comprising a cutting mechanism, at least one drive, and a control device; (b) a feed shaft leading from a top of the upper device part; (c) a secondary channel leading from a lateral chamber-shaped intake opening to the cutting mechanism, the chamber-shaped intake opening being adapted to receive a stack of sheets; (d) a hinged lid pivotable about a pivot axis and associated with the chamber-shaped intake opening, said hinged lid having a face surface with a front lower edge; (e) a lower device part supporting the upper device part; and (f) a barrier disposed near the front lower edge of the face surface of the hinged lid so that upon placing of a stack of sheets into the chamber-shaped intake opening, said barrier rests on a top sheet of the stack of sheets and removes any objects adhering to the top sheet when the top sheet is drawn in toward the cutting mechanism.