发明名称 Method and device for feeding, aligning and holding a sheet on a sheet-processing machine
摘要 A method of feeding, aligning and holding a sheet on a cylinder of a sheet-processing machine, which includes, prior to an occurrence of a gripping operation on a sheet at a cylinder of a sheet-processing machine, forcing a leading edge of the sheet into a contact position wherein the leading edge of the sheet is pressed against moving front lays which are guided over the cylinder, opening sheet grippers carried by the cylinder, inserting the leading edge of the sheet which is in the contact position into the sheet grippers, and maintaining the leading edge of the sheet in the contact position with the front lays until just before closing the sheet grippers; and a device for performing the method.
申请公布号 US5287809(A) 申请公布日期 1994.02.22
申请号 US19920877865 申请日期 1992.05.04
申请人 HEIDELBERGER DRUCKMASCHINEN AG 发明人 GREIVE, MARTIN
分类号 B41F21/04;B41F21/08;B41F21/12;B65H9/14;(IPC1-7):B41F9/00;B65H9/04 主分类号 B41F21/04
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