Patent ID: 7753295

Claim:
A paper shredder which prevents cutting fingers, comprising a bottom casing having two counter-rotating blade tools with spaced interleaving blades; a paper drop opening aligned above the blades of the counter-rotating blade tools; two oppositely facing racks; a slot hole, between said racks, aligned with and positioned between the drop opening and the blades of the counter-rotating blade tools; and a plurality of stops positioned alternately on opposing lateral sides of the slot hole and projecting into the slot hole, with each stop located beneath a gap between neighboring blades of a respective blade tool and separate from a paper shredding head; wherein a space through the paper drop opening extending into the blade tools is limited by the stops and wherein one rack on one side of the pair of racks is provided with pins, the other rack is provided with pin holes, and the two racks are assembled together by inserting the pins into the pin holes.