发明名称 Image forming apparatus
摘要 An image forming apparatus is provided which includes a sheet containing section for containing sheets, a conveying member and a conveying path for conveying the sheets, at least one optical sensor that is arranged in the conveying path and has a light emitting element and a light receiving element for detecting presence or absence of a sheet on the conveying path, a driver for changing an amount of emitted light of the optical sensor, a sheet supply operation detecting section for detecting a supply operation of the sheets contained in the sheet containing section, and a control section for adjusting an amount of emitted light of the optical sensor according to an output of the sheet supply operation detecting section.
申请公布号 US2003021608(A1) 申请公布日期 2003.01.30
申请号 US20020199299 申请日期 2002.07.22
申请人 CANON KABUSHIKI KAISHA 发明人 MORITA TETSUYA;TSURUNO KUNIO;ISEMURA KEIZO;TAKEUCHI IKUO;SASAKI ICHIRO;KURAHASHI MASAHIRO;NAKAGAWA ATSUSHI;FUKUSHI KENJI
分类号 G03G15/00;(IPC1-7):G03G15/00 主分类号 G03G15/00
代理机构 代理人
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