| 摘要 |
PURPOSE:To attain the automation of check even if a mark is changed frequently by providing a storage section storing a check item data of all marks and reading and using a corresponding check item data from the storage section. CONSTITUTION:A mark number corresponding to a mark printed at a mark printer 3 is inputted to a mark check device 4. Then a picture is inputted by a picture input section 4a. Further, only just after the change of the type, a sample 1 is checked by all mark check item data stored in the storage section 4c and whether or not the mark is dissident with other mark number is checked, and the mark number transmitted via a transmission line 5 is checked. Then the check item data corresponding to the mark number is read succeedingly from the storage section 4c, and the mark is checked by a check section 4b according to the check item. Even with the flow of a product changing the mark frequently, the mark check can be automated in this way. |
