发明名称 Image display apparatus
摘要 The present invention provides an image display apparatus including an image bearing web in the form of an endless belt on which an erasable image is formed. The erasable image is then carried to a display portion by the image bearing web. The length of the image bearing web is selected to be equal to or more than twice the length of the displayable region in the display portion. The image bearing web being movable independently of image forming process, whereby the image on the web which has already passed by the display portion can be returned to the display portion, permitting repetitive display function and improving the display apparatus in operation.
申请公布号 US4588990(A) 申请公布日期 1986.05.13
申请号 US19830509866 申请日期 1983.06.30
申请人 发明人
分类号 G03G15/22;G09G3/00;(IPC1-7):G09G3/26;G01D15/14 主分类号 G03G15/22
代理机构 代理人
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