CPC B41J 11/42 (2013.01) [B41J 11/0025 (2013.01); B41J 11/0075 (2013.01); B41J 11/0095 (2013.01); B41J 11/70 (2013.01); B41J 15/00 (2013.01); B41J 15/042 (2013.01); B65H 26/08 (2013.01)] | 7 Claims |
1. A printing device comprising:
a roll paper holder configured to accommodate a first roll paper and a second roll paper having a width smaller than that of the first roll paper and configured to have a first side wall and a second side wall configured to contact side surfaces of the first roll paper;
a remaining amount detecting section configured to have a first projection projecting from the first side wall to detect a remaining amount of the first roll paper accommodated in the roll paper holder;
a partition portion configured to be installed in the roll paper holder and configured to have a third side wall configured to contact a side surface of the second roll paper when the second roll paper is accommodated in the roll paper holder; and
a detection assistance section configured to be provided in the partition portion and configured to have a second projection projecting from the third side wall in a state of being in contact with the first projection, wherein
the first projection includes
a first projection main body that is movably provided with respect to the first side wall and has a first protrusion, and
a first urging portion that urges the first protrusion in a direction of projecting to the roll paper holder,
the second projection includes
a second projection main body that is movably provided with respect to the third side wall and has a second protrusion, and
a second urging portion that urges the second protrusion in a direction of moving from the third side wall to the first side wall, and
the first protrusion abuts on the second projection main body in a state of projecting to the roll paper holder, and urges the second projection main body with the first urging portion in a direction against an urging force of the second urging portion.
|