Patent ID: 6226069
Filing Date: 2001-05-01
Classification: G03G

Abstract:
In photocopying machines, a stackless continuous dual-sided copying method including:a first step of finding as a circulatable sheet count a number of copy sheets that can stay in a circulating conveyance path when carrying out stackless continuous dual-sided copying;a second step of successively feeding only the circulatable sheet count of copy sheets if a copy sheet count remaining amount is greater than the circulatable sheet count, the circulatable sheet count of copy sheets being successively convey-introduced into the circulating conveyance path from a copy-sheet conveyance entry point for the circulating conveyance path; anda third step of resuming sheet-feeding operations at a predetermined timing after the last sheet of the copy sheets has finished passing said conveyance entry point in the circulating conveyance path, for starting a next continuous dual-sided copying cycle after copying to first sides of the copy sheets successively convey-introduced into the circulating conveyance path in said step 2 is completed.