| 摘要 |
PROBLEM TO BE SOLVED: To prevent the falsification of data stored in a memory, in a board housing case that houses a board on which the memory storing data including fiscal information is mounted and a printer. SOLUTION: The board housing case is equipped with: a management board housing case 90 for housing a management board 52; and a printer board housing case 91 housing a printer board 51. These cases are connected through engagement members 120, 121 and engagement member receptors 123, 125 provided in the cases so that the cases are configured such that one box body for housing the management board 52 is formed, and that engagement between the cases and engagement between a case body and a lid in each of the cases are irreversibly maintained after the cases are engaged with each other. COPYRIGHT: (C)2011,JPO&INPIT |
