| 摘要 |
PROBLEM TO BE SOLVED: To obtain the efficient device for the reutilization of a PET card by defining the supplying part, the washing part, the drying part, the character erasing part, the ejection stocker, the driving part and the control part of a PET card as each independent unit and composing them so that they may be attached/detached to a body. SOLUTION: As a PET card cleaning device, the supplying part 12, the washing part 13, the drying part 14, the character erasing part 15, the ejection stocker 16, the driving part 17 and the control part 18 of a PET card are defined as each independent unit sand are composed so that they may be attached/ detached to a body. A fixed pattern is written at the prescribed location of the PET card, and subsequently, the fixed pattern is read and the propriety of the PET card is made to be discriminated by depending on whether the fixed pattern can be normally read or not. Thus, by making the cleaning device of the PET card into units, a function constitution can be made to have remarkable flexibility and the propriety of the PET card can be exactly and easily discriminated. |
