Patent ID: 8888388

Claim:
A cutter unit applicable to a printer including a conveying mechanism to convey a print paper in a conveying direction during printing having a print surface and an adhesive surface comprising: a first blade provided on a conveying path of the print paper conveyed by the conveying mechanism to face the print surface of the print paper; and a second blade provided on the conveying path to face the adhesive surface, the second blade including a cutting surface configured to slide on a cutting surface of the first blade to cut the print paper inserted between the second and first blades, a contact surface configured to be coated with an adhesion-retardant agent and contact the adhesive surface of the print paper on the conveying path, and an inclined surface extending longitudinally down from the cutting surface of the second blade and inclined to be gradually further away from the first blade in the conveying direction of the print paper throughout an entire cutting process, wherein the inclined surface of the second blade is coated with an adhesion-retardant agent.