| 摘要 |
PROBLEM TO BE SOLVED: To provide an abnormal back seal detecting system capable of preventing deformation of a back seal and accurately providing a warning by a buzzer or the like in case of the occurrence of an abnormal condition, by providing a sensor in a step prior to a back seal processing step. SOLUTION: The step of processing a back seal uses a sensor for detecting an abnormal upright piece before the step of processing a back seal part. COPYRIGHT: (C)2007,JPO&INPIT
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