US Patent 7097373 Printer

A printer including a cutting portion including a plate-shaped fixed blade, a plate-shaped movable blade and a driving unit, which drives the movable blade back and forth with respect to the fixed blade; and a paper stacking portion for stacking a cut-off paper thereon, which is provided on a downstream side of a paper transfer direction with respect to the cutting portion on the fixed blade side, wherein the movable blade is disposed on the downstream side with respect to the fixed blade and configured to move toward the fixed blade to cut a paper, and a tip end portion of the movable blade is configured to have a surface almost perpendicular with respect to a direction of pushing the paper toward the paper stacking portion.