发明名称 Memory member, unit, process cartridge and electrophotographic image forming apparatus
摘要 An unit detachably mountable to a main assembly of an electrophotographic image forming apparatus for forming an image on a recording material, including: (a) a unit frame; and (b) a memory member supported by the unit frame, the memory member including: a base; a storing element, provided on the base, for storing information; a memory antenna, provided in the base, for sending the information stored in the storing element to a main assembly antenna provided in a main assembly of the apparatus, when the memory member is mounted to the main assembly of the apparatus; a sending member, provided in the base, for sending the information stored in the storing element to the memory antenna; and an outer casing member covering the base provided with the storing element, the sending member and the memory antenna. The memory member is disposed substantially at a central portion of the unit frame with respect to a direction crossing a mounting direction in which the unit is mounted to the main assembly of the
申请公布号 US6701107(B2) 申请公布日期 2004.03.02
申请号 US20010935246 申请日期 2001.08.23
申请人 CANON KABUSHIKI KAISHA 发明人 KARAKAMA TOSHIYUKI;WATANABE KAZUSHI;ITO YOSHIHIRO
分类号 B41J29/38;B41J29/00;G03G21/00;G03G21/18;(IPC1-7):G03G15/00 主分类号 B41J29/38
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