Patent ID: 8469616
Filing Date: 2013-06-25
Classification: B26D,B41J

Abstract:
1. A printer with a cutter for cutting a recording sheet after printing is performed on the recording sheet, comprising: a print head that performs printing on a recording sheet during a printing operation; a platen roller that supports the recording sheet adjacent to the print head during a printing operation; a main body frame that supports one of the print head and the platen roller; a cutter having a fixed blade and a movable blade that is mounted to undergo sliding movement toward the fixed blade for cutting the recording sheet after printing is performed on the recording sheet; a movable blade frame slidingly supporting the movable blade of the cutter, the movable blade frame being mounted to undergo movement in a direction generally orthogonal to a sliding direction of the movable blade from a home position, at which the movable blade frame is incorporated into the main body frame, to a separated position, at which the movable blade frame is separated from the main body frame; a main body unit mounting the movable blade frame to the main body frame; and a detachable unit incorporating the fixed blade and supporting the other of the print head and the platen roller, the detachable unit being detachably mounted on the main body unit for undergoing movement in the sliding direction of the movable blade from a mounted position, at which the detachable unit is mounted to the main body unit, to a dismounted position, at which the detachable unit is detached from the main body unit, wherein the detachable unit comprises a lever member configured to undergo turning movement about a shaft, the lever member comprising a lock pin protruding in a width direction of the fixed blade; the main body frame has a first recess for receiving the shaft in a state in which the detachable unit is at the mounted position, and a second recess for receiving the lock pin in the state in which the detachable unit is at the mounted position; a first regulating portion is formed at an inner peripheral edge of the first recess for regulating movement of the shaft in the state in which the detachable unit is at the mounted position; and a second regulating portion is formed at an inner peripheral edge of the second recess for regulating movement of the lock pin in the state in which the detachable unit is at the mounted position, the second regulating portion being formed such that the lock pin is capable of slipping out of the second recess when the lever member turns about the shaft.