发明名称 IMAGE FORMING DEVICE
摘要 <p>PURPOSE:To prevent a sheet material from looping at the time of carrying feeding paper in an image forming device such as a printer or a copying machine. CONSTITUTION:A contact state releasing means 32 for releasing the contact state of a subscanning roller pair 6 is provided in the roller pair 6 on a downstream side in a paper feeding direction so as to release the contact state of the roller pair 6 by the means 32 at the time of feeding and carrying the paper and carry the sheet material S by a paper feeding and ejecting roller pair 5 on an upstream side in the paper feeding direction. In such a case, the roller pair 6 is made in a contact state when the rear edge of the sheet material S passes the nip part of the roller pair 5.</p>
申请公布号 JPH04261558(A) 申请公布日期 1992.09.17
申请号 JP19910044204 申请日期 1991.02.16
申请人 CANON INC 发明人 TAKADA HIDEAKI
分类号 B41J13/00;B65H5/06;G03G15/00 主分类号 B41J13/00
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