| 摘要 |
PROBLEM TO BE SOLVED: To effectively prevent bending of a sheet body and reduce contact resistance of the sheet body as much as possible by a simple configuration. SOLUTION: A second erasing unit 100b is provided with a plurality of pairs of rollers 62 consisting a horizontal conveyance passage 70 and holding edge parts Sa, Sb of a storage phosphor sheet S to reciprocate and convey in substantially horizontal direction and a first holding guide 110 and a second holding guide 112 provided in the horizontal conveyance passage 70, holding bending of the storage phosphor sheet S on an inner side more than the edge parts Sa, Sb, and having different arrangement forms by corresponding to front and rear shapes of the storage phosphor sheet S, respectively.
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