| 摘要 |
PROBLEM TO BE SOLVED: To securely transmit the driving force on the printer main body side to a label release unit and guarantee the highly accurate operation of the unit. SOLUTION: The rotating and driving force of a driving motor set on a printer main body of a bale printer is transmitted to a driving and releasing roller 202 of a label release unit 200 through a first power transmission gear 112, a second power transmission gear 114 and a release roller driving gear 204. The rotating and driving force of the driving motor can be transmitted securely by the gearing of respective gears without generating slides.
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