This printing device includes a first supply roller and a second supply roller that supply the pair of ink ribbons; a first winding roller and a second winding roller that are pulled out from the first supply roller and the second supply roller and wind the pair of ink ribbons passing through a printing position; and a roller driving unit that rotates the first winding roller and the second winding roller. The roller driving unit includes one rotational driving device in which a rotating shaft is rotatable in a normal direction and a reverse direction, a first transmission mechanism that transmits only the rotation of the rotating shaft in the normal direction to the first winding roller, and a second transmission mechanism that transmits only the rotation of the rotating shaft in the reverse direction to the second winding roller.
Printing device and tire marking apparatus
2017-02-28
Patent
Electronic Resource
English