Patent ID: 7362346

Claim:
A printer apparatus comprising: a printer unit including a thermal head, a platen roller, and a motor; a heat sensitive paper roll accommodating portion that accommodates a heat sensitive paper roll; a printed paper roll shaft that rolls up printed paper that is drawn from the heat sensitive paper roll and is carried through the printer unit; a rotating open/close member that is arranged to be opened/closed through rotation; and a rotation transmitting mechanism that transmits a rotation of the motor of the printer unit to the printed paper roll shaft, wherein: the motor includes a first motor and a second motor, the first motor being configured to rotate the platen roller, and the second motor being configured to rotate the printed paper roll shaft, and when the rotating open/close member is closed, the rotating open/close member covers the heat sensitive paper roll accommodating portion, the platen roller comes into contact with the thermal head and is rotated by the first motor, and the printed paper roll shaft is rotated by the second motor via the rotation transmitting mechanism.