发明名称 TRANSFER DEVICE AND IMAGE FORMING APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To provide a transfer device capable of favorably transferring a toner image on an image carrier onto a transfer material without depending on a resistance of the transfer material. <P>SOLUTION: The transfer device includes: a transfer belt 40 carrying an image developed with a liquid developer containing a toner and a carrier; a secondary transfer roller 61 to which a bias in the opposite polarity to the polarity of the toner is applied, and which is in contact with the transfer belt 40 to transfer the image onto a transfer material; a first contact member 141 to which a bias in the opposite polarity to the polarity of the toner is applied and which is in contact with the transfer material on a face where the image is transferred; and a voltage switching unit 150 for switching between a first bias to be applied to the secondary transfer roller 61 and a second bias to be applied to the first contact member 141. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2012145819(A) 申请公布日期 2012.08.02
申请号 JP20110004914 申请日期 2011.01.13
申请人 SEIKO EPSON CORP 发明人 GOMI KATSUTO;NAGAI YOSHIYUKI;YOSHIOKA KENJIRO
分类号 G03G15/16 主分类号 G03G15/16
代理机构 代理人
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