发明名称 Original document scanning apparatus
摘要 An original document scanning apparatus includes a supporting plate for supporting an original document; a scanning unit, movable relative to the supporting plate, for scanning the original document; a spacer member for regulating a clearance between the supporting plate and the scanning unit; wherein spacer member is in line contact to the supporting plate along a line extending in a moving direction of the scanning unit.
申请公布号 US7130089(B2) 申请公布日期 2006.10.31
申请号 US20020202902 申请日期 2002.07.26
申请人 CANON KABUSHIKI KAISHA 发明人 YOSHIDA KATSUNOBU
分类号 G06T1/00;H04N1/04;H04N1/10;H04N1/107;H04N1/193 主分类号 G06T1/00
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