| 摘要 |
PURPOSE:To enable a break-off of a paper to be speedily found, by a construction wherein a paper box is provided with a frame, a sensor is fitted to the frame at the position for clamping a paper, and a lamp operated in conjunction with the sensor is fitted to an upper part of the printing machine. CONSTITUTION:The paper box set to the printing machine is provided with the frame 1, and the sensor pair 2 is fitted to the frame 1 at the position for clamping the paper. The lamp 3 operated in conjunction with the sensor 2 is fitted to an upper part of the printing machine or other place enabling the operator to visually confirm the lamp. When the paper breaks off, the sensor 2 starts operating, and the lamp 3 is turned ON in conjunction with the sensor 2. Accordingly, the paper break-off can be found speedily, and the operator can cope with it with composure. |
