Patent ID: 8191816
Filing Date: 2012-06-05
Classification: B65H

Abstract:
1. A roll-sheet feeding device that stores therein a roll sheet, rotates the roll sheet in an unwinding direction, and feeds the roll sheet, the roll-sheet feeding device comprising: a supporting unit configured to rotatably support the roll sheet, the supporting unit including a circular member affixed to each of two sides of the roll sheet, the supporting unit and the circular member configured to allow the roll sheet to rotate in winding and unwinding directions when the roll sheet is set in a sheet feeding position; a working member attached to the supporting unit, the working member configured to move from a waiting position to a holding position when the circular member contacts and applies a force on the working member as the roll sheet is moved onto the supporting unit and is set in the sheet feeding position, the working member configured to return to the waiting position from the holding position when the roll sheet is removed from the sheet feeding position; and a load applying unit attached to the working member and configured to apply a load to the circular member when the roll sheet is set in the sheet feeding position and the circular member rotates in at least the unwinding direction.