| 摘要 |
PROBLEM TO BE SOLVED: To reduce a number of gears for winding a ribbon.SOLUTION: A ribbon winding device has a sun gear engaging with a drive gear, a planetary gear engaging with the sun gear and moving around a rotation axis of the sun gear, and a ribbon winding gear which has a winding axis of a print ribbon as a center axis, engages with the planetary gear when the planetary gear moves to a first position, and rotates interlocking with the planetary gear. |
