| 摘要 |
PURPOSE: To prevent a belt from locally waving and flapping. CONSTITUTION: This belt carrying device is provided with plural rolls 21-24 for carrying a belt with the endless belt 25 stretched round, a belt shape measuring device 51 measuring the shape of the belt 25, a control data storage means 58 storing tension control data corresponding to the measured value of the measuring device 51 and a tension controller C adjusting the tension of the belt 25 based on the tension control data decided according to the measured value of the measuring device 51. |
