| 摘要 |
PURPOSE:To stabilize the feeding of a ribbon after the ribbon is drawn out of the main body of a cartridge and the feeding direction is changed by 90 deg., by forming some of guide rollers for feeding the ribbon in a conical shape and the others in a crowned shape. CONSTITUTION:The shapes of guide rollers 4a, 4b, 4c, 4d are conical, conical, crowned and crowned respectively. Each of the guide rollers 4a, 4b functions to correct an ink ribbon 7 tending to slide down along a turn-back part of a turning-back member 8, by the conical shape thereof. Each of the guide rollers 4c, 4d functions to stabilize the feeding the ink ribbon 7 to the center of width of the ribbon 7, by the crowned shape thereof. |
