Patent ID: 8587623
Filing Date: 2013-11-19
Classification: B41J

Abstract:
1. A printer in which a recording head and a platen roller are separably combined with each other, the printer comprising: a main unit including a main frame supporting one of the recording head and the platen roller, the main unit having a front cover detachably attached to front and side wall portions of the main frame and having a pair of walls opposed to one another, each of the opposed walls being formed with a first recess and a second recess; and a detachable unit supporting the other of the recording head and the platen roller and being combined with the main unit so as to be attachable to and detachable from the main unit with the front cover remaining attached to the front and side wall portions of the main frame when the detachable unit is detached from the main unit, the detachable unit including: wherein the engagement pin is incapable of being detached from the first recess of each of the opposed walls when the lock pin is fitted in the second recess of each of the opposed walls, and is capable of being detached from the first recess of each of the opposed walls after the lock pin is detached from the second recess of each of the opposed walls.