发明名称 Paper feeder and image forming apparatus
摘要 In a paper feeder, a signal switching unit switches a paper present signal output from a paper detector to a paper absent signal indicative of absence of a paper in the second paper cassette if a first paper cassette is pulled out from a specific position.
申请公布号 US8020848(B2) 申请公布日期 2011.09.20
申请号 US20070003304 申请日期 2007.12.21
申请人 RICOH COMPANY, LTD. 发明人 KITA NOBUHIKO;ONUMA SEI;IDEHARA RYOH;KONDO KAZUYOSHI;FURUICHI YUUSUKE;HAGIWARA GENTA;TADA KAORU
分类号 B65H5/26;B65H7/02 主分类号 B65H5/26
代理机构 代理人
主权项
地址