JP2008012280A5 - - Google Patents

Claims (6)

A back member and a cover member are provided so as to be openable and closable so as to face each other from both the front and back sides of the paper drawn from the roll paper, and one or a plurality of protrusions extending in a substantially horizontal direction on one of the back member and the cover member. A concave portion for indenting the convex portion on the other side, and an elastic member that can be varied in the concave direction in one or a plurality of concave portions of the concave portion, and a roll in the back surface member or the cover member A tip tooth portion for cutting the drawn paper is provided at an end portion in the paper drawing direction, and when the back surface member and the cover member are closed, between the convex portion and the concave portion via the elastic member. When the pulled-out paper is sandwiched and the back member and the cover member are opened, the pulling from the sandwiching between the convex portion and the concave portion via the elastic member is performed. Roll paper holder, characterized in that opening the out the paper. The back member and the cover member are provided so as to be openable and closable so as to face each other from both the front and back sides of the paper drawn from the roll paper, and rotate about a substantially horizontal axis in conjunction with opening and closing of the back member and cover member A flip-up member that flips up a part of the drawn-out portion of the drawn paper is provided, and the drawn paper is cut at the end in the roll paper drawing direction of either the back member or the cover member When the back surface member and the cover member are closed, the flip-up member rotates from a predetermined position to lift a part of the drawn paper, and the back surface member A roll paper holder, wherein when the cover member is opened, the flip-up member returns to a predetermined position before rotation. A back member and a cover member are provided so as to be openable and closable facing each other from both the front and back sides of the paper drawn from the roll paper, and one or a plurality of protrusions extending in a substantially horizontal direction on one of the back member and cover member Forming a concave portion for indenting the convex portion on the other side with a substantially smooth surface, and cutting the paper drawn out at the end in the roll paper drawing direction of the back member or cover member When the back surface member and the cover member are closed, the drawn paper is sandwiched between the convex portion and the recessed portion, and when the back surface member and the cover member are opened, the front tooth portion is provided. The paper is released from being caught by the convex portion and the concave portion, and at least the convex portion or the concave portion closest to the tip tooth portion is formed. Roll paper holder smooth sliding surface, characterized in that the inclined approximately 30 degrees with respect to the horizontal plane. Provided on the roll paper side of the tip tooth portion along the tip tooth portion is a jump plate having a repelling member acting in the same direction as the tip tooth portion, and a jump plate receiving portion facing the jump plate, When the member and the cover member are closed, the jump plate is pressed against the jump plate receiving portion while sandwiching the drawn paper, and the drawn paper is held or cut by the tip tooth portion, and the back member The roll paper holder according to any one of claims 1 to 3, wherein when the cover member is opened, the jump plate is separated from the jump plate receiving portion. A jump plate having a repulsion member acting in the same direction as the tip tooth portion and a jump plate receiving portion facing the jump plate are provided on both sides of the tip tooth portion along the tip tooth portion. When the back member and the cover member are closed, the drawn paper is sandwiched between the jump plate and the jump plate receiving portion, and then the drawn paper is cut at the tip tooth portion. The roll paper according to any one of claims 1 to 3, wherein when the member and the cover member are opened, the drawn paper is released from being pinched by the jump plate and the jump plate receiving portion. holder. The back member or the cover member is provided with a movable slider that suppresses or allows the movement of the jumping plate by acting on or releasing the action of the jumping plate, and a control member that controls the movement of the slider. When the back member and the cover member are closed, the slider releases the action of the jump plate by the action of the control member to release the movement of the jump plate, and opens the back member and the cover member. 6. The roll paper holder according to claim 5, wherein the slider is released from the action of the control member and acts on the jump plate to suppress movement of the jump plate.