IMAGE FORMING APPARATUS

• Main Authors: SAKAGUCHI SHINTARO, MIZUNO YUSUKE, KISHIMOTO NORIAKI
• Format: Patent
• Language: English; Japanese
• Published: 19.01.2024
• Subjects: CINEMATOGRAPHY; CONVEYING; CORRECTION OF TYPOGRAPHICAL ERRORS; ELECTROGRAPHY; ELECTROPHOTOGRAPHY; HANDLING THIN OR FILAMENTARY MATERIAL; HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES; HOLOGRAPHY; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; MAGNETOGRAPHY; PACKING; PERFORMING OPERATIONS; PHOTOGRAPHY; PHYSICS; PRINTING; SELECTIVE PRINTING MECHANISMS; STAMPS; STORING; TRANSPORTING; TYPEWRITERS

To provide an image forming apparatus that can improve a printing speed when continuously printing a plurality of jobs on both sides of sheets.SOLUTION: A control unit 9 of an image forming apparatus 1, in executing continuous double-sided printing in which the control unit continuously prints a five-page preceding job and a five-page subsequent job on both sides of sheets, feeds a preceding sheet BS1-2 being the first sheet corresponding to the subsequent job from a sheet cassette 31 in the middle of printing of the preceding job, prints an image corresponding to the subsequent job on a first face of the preceding sheet BS1-2, and with a preceding sheet BS1-1 having an image printed on a first face being located on a paper feed path P0 or a re-conveyance path P3, ejects, onto a paper ejection tray 23a, a subsequent subsequent sheet AS3-2 being a last sheet corresponding to the preceding job.SELECTED DRAWING: Figure 9 【課題】複数のジョブを連続して両面印刷する場合に、印刷速度の向上を図ることができる画像形成装置を提供する。【解決手段】画像形成装置１の制御部９は、５ページの先行ジョブおよび５ページの後続ジョブを連続して両面印刷する連続両面印刷の実行時において、先行ジョブの印刷の途中に後続ジョブに対応する１枚目のシートである先行シートＢＳ１－２をシートカセット３１から給送し、先行シートＢＳ１－２の一面へ後続ジョブに対応する画像を印刷し、一面に画像が印刷された先行シートＢＳ１－１が給送経路Ｐ０または再搬送経路Ｐ３に位置する状態で、先行ジョブに対応する最後のシートである次々シートＡＳ３－２を排紙トレイ２３ａに排紙する。【選択図】図９