Title:
SHEET FOLDING DEVICE AND IMAGE FORMING SYSTEM
Document Type and Number:
Japanese Patent JP2019116374
Kind Code:
A
Abstract:
To reduce slippage between sheets in a three-folded part when folding the sheet in three.SOLUTION: A sheet folding device B includes a first folding roller 151 and a second folding roller 152 that perform first folding processing to fold a sheet, and the second folding roller 152 and a third folding roller 153 that perform second folding processing to further fold the sheet on the first folding part, a nip force SF3 between the second folding roller 152 and the third folding roller 153 during the second folding processing is greater than a nip force SF2 between the first folding roller 151 and the second folding roller 152 during the first folding processing, as the result, the slip between the sheets in the three-folding part is reduced.SELECTED DRAWING: Figure 7
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Inventors:
OKAMOTO KOJI
Application Number:
JP2017252621A
Publication Date:
July 18, 2019
Filing Date:
December 27, 2017
Export Citation:
Assignee:
CANON FINETECH NISCA INC
International Classes:
B65H45/16; B65H37/06; G03G15/00
Attorney, Agent or Firm:
Kazuo Chikajima
Takashi Daejeon
Takashi Daejeon