JP2007320693A5 - - Google Patents

Claims (7)

A roll paper storage section;
In this roll paper storage unit, a regulating member arranged at a position that can face one end surface of the roll paper stored in the roll paper storage unit,
A biasing member biasing the regulating member in a direction toward the end face of the roll paper stored in the roll paper storage unit;
The roll paper storage unit stores roll paper in a rollable state on the bottom surface of the roll paper storage unit, and both side surfaces of the roll paper storage unit are defined by a plurality of roll paper guide pairs. The distance between each pair of roll paper guides, when viewed along the rotation direction of the roll paper, gradually decreases as the printing position is approached. There is a step in the direction,
The roll is characterized in that the regulating member is disposed in the vicinity of one roll paper guide in the pair of roll paper guides farthest from the printing position when viewed along the rotation direction of the roll paper. Paper printer. In claim 1,
A roll paper printer, wherein the regulating member and one roll paper guide in the roll paper guide pair furthest away from the printing position are formed from a common part. In claim 1 or 2,
The roll paper printer, wherein the restricting member is disposed at a position that can be confronted only at an outer peripheral side portion of an end face of the roll paper stored in the roll paper storage unit. In claim 3,
The printing position is located above the roll paper storage unit,
The regulating member extends in the up-down direction of the roll paper storage unit, and an upper end portion thereof can swing in the width direction of the roll paper storage unit,
The roll paper printer, wherein the biasing member biases the upper end portion inward in the width direction of the roll paper storage unit. In claim 4,
An open / close lid for opening and closing a roll paper outlet / outlet of the roll paper storage unit;
The roll paper printer, wherein the roll paper guide pair, the regulating member, and the urging member that are farthest from the printing position are mounted on the opening / closing lid. A print head;
A roll paper storage section;
A regulating member arranged at a position facing the one end surface of the roll paper stored in the roll paper storage unit;
A roll paper printer comprising: a biasing member biasing the regulating member in a direction toward the end face of the roll paper. In claim 6,
Both side surfaces of the roll paper storage unit are defined by a plurality of roll paper guide pairs, and the interval between the roll paper guide pairs is determined by the print head when viewed along the rotation direction of the roll paper. A roll paper printer characterized by being configured to become narrower in stages as it approaches the position.