发明名称 Accurate Sheet Leading Edge Registration System and Method
摘要 Accurate sheet leading edge registration system and method including a first and second nip assembly, a first sheet leading edge sensor and a controller. The first and second nip assemblies being spaced apart from one another. The first sheet leading edge sensor capable of detecting an arrival of a leading edge of a sheet at a point in the process direction. The arrival being associated with engagement of the first and second nip assemblies with the sheet. The controller capable of imparting a rotational skew velocity to the sheet using the first and second nip assemblies. A center of rotation of the skew velocity being offset laterally from a center of the sheet leading edge. The method includes providing at least the above-mentioned nip assemblies, first sheet leading edge sensor and controller.
申请公布号 US2010301545(A1) 申请公布日期 2010.12.02
申请号 US20090474377 申请日期 2009.05.29
申请人 XEROX CORPORATION 发明人 DEJONG JOANNES;WILLIAMS LLOYD A.
分类号 B65H7/08 主分类号 B65H7/08
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