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    • 5. 发明申请
    • Printing Mechanism
    • 印刷机制
    • US20160221367A1
    • 2016-08-04
    • US14917819
    • 2014-09-16
    • CUSTOM S.P.A.
    • Alberto Campanini
    • B41J11/04
    • B41J11/04B41J2/32B41J11/14B41J23/025B41J2202/31
    • A printing mechanism having an engaging body that is rotatable between an engaging position, in which it retains a printing roller in a position facing a thermal printing head, and a disengaging position wherein it enables the printing roller to be removed; a reversible drive shaft rotating in one direction rotates the printing roller and rotating in the opposite direction moves the engaging body to the disengaging position, owing to a unidirectional joint that connects the drive shaft to the engaging body only when the drive shaft rotates in an opposite direction.
    • 一种打印机构,具有接合体,所述接合体可在接合位置之间旋转,所述接合位置在所述接合位置处将所述印刷辊保持在面向热敏打印头的位置和脱开位置,其中所述接合体使得所述印刷辊能够被移除; 在一个方向上旋转的可逆驱动轴使打印辊旋转并且在相反的方向上旋转将接合体移动到分离位置,这是由于仅当驱动轴以相反的方式旋转时将驱动轴连接到接合体的单向接头 方向。