Medium cutting device and image formation apparatus

Abstract

A medium cutting device according to an embodiment may include: a fixed blade provided on one side with respect to a conveyance path in which a medium is conveyed in a thickness direction of the medium orthogonal to a surface of the medium and including a cutting edge thereof; a rotary blade provided on the other side with respect to the conveyance path in the thickness direction, and including a cutting edge thereof, wherein the rotary blade is rotatable and configured to be rotated in a rotation direction so that the cutting edge of the rotary blade passes through the cutting edge of the fixed blade to cut the medium being conveyed. The rotary blade includes, on an outer circumferential surface, a recessed portion provided on a side of the cutting edge of the rotary blade in a reverse direction opposite to the rotation direction of the rotary blade.

Dependencies are inferred from the claim text.