发明名称 Image forming apparatus having heat-fixing unit
摘要 An image forming apparatus includes an image forming portion; a fixing portion having a fixing nip portion which heats and fixes the unfixed image and an discharge roller which discharges the recording material, wherein in the case where the recording material is the plain paper which is equal to or larger than the predetermined size, the discharge roller conveys the plain paper in a range from a front edge to a rear edge at a predetermined speed, in the case where the recording material is the plain paper smaller than the predetermined size, the discharge roller conveys the plain paper at a first speed until the rear edge passes through the fixing nip portion, and the discharge roller conveys the plain paper at a second speed higher than the first speed after the rear edge passed through the fixing nip portion.
申请公布号 US7570895(B2) 申请公布日期 2009.08.04
申请号 US20070677287 申请日期 2007.02.21
申请人 CANON KABUSHIKI KAISHA 发明人 ANDO ATSUTOSHI;OBARA YUUICHI;SAHARA HIROSHI
分类号 G03G15/20 主分类号 G03G15/20
代理机构 代理人
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