(19)
(11) EP 2 112 112 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
30.03.2011 Bulletin 2011/13

(43) Date of publication A2:
28.10.2009 Bulletin 2009/44

(21) Application number: 09156179.5

(22) Date of filing: 25.03.2009
(51) International Patent Classification (IPC): 
B65H 45/20(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA RS

(30) Priority: 24.04.2008 JP 2008113977
16.02.2009 JP 2009033119

(71) Applicant: Ricoh Company, Ltd.
Tokyo 143-8555 (JP)

(72) Inventor:
  • Ishizuka, Junichi
    Japan Saitama (JP)

(74) Representative: Schwabe - Sandmair - Marx 
Patentanwälte Stuntzstraße 16
81677 München
81677 München (DE)

   


(54) Paper Folding Device And Image Forming Apparatus


(57) A disclosed paper folding device is capable of processing paper sheets consecutively and designed to stop supplying the paper sheets into a paper conveying path and to stop a paper folding process when a paper jam occurs. The paper folding device includes a paper folding unit configured to perform the paper folding process; a first paper detecting unit configured to detect a remaining paper sheet remaining at a first position in the paper conveying path when the paper jam occurs; and a remaining paper conveying unit configured to perform a conveying process for conveying the remaining paper sheet detected by the first paper detecting unit from the first position to a second position in the paper conveying path.







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