A paper cutting apparatus includes an elongated fixed blade, a movable blade, a fixed member, a pair of paper holding members, and a coupling portion. The movable blade reciprocates along the fixed blade in the direction of the width of paper to cut the paper in cooperation with the fixed blade. The...http://www.google.de/patents/US5613415?utm_source=gb-gplus-sharePatent US5613415 - Paper cutting apparatus
