Patent ID: 9393817
Filing Date: 2016-07-19
CPC Classification: B41J

Claim Text:
1. A printer comprising: a platen unit having a platen roller for advancing recording paper; a head unit having a thermal head with a plurality of heating elements provided thereto, the head unit being detachably combined with the platen unit; a fixed blade incorporated in the platen unit; a movable blade slidably incorporated in the head unit for cutting the recording paper between the movable blade and the fixed blade; a detected member provided to the platen unit, the detected member being positioned at a predetermined position of the head unit when the head unit is combined with the platen unit, and the detected member engaging the movable blade to move therewith as the movable blade slides; and a sensor provided at the predetermined position of the head unit for detecting the detected member to detect that the movable blade is at an initial position and to detect a combined state between the head unit and the platen unit.