The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 02, 2018

Filed:

May. 18, 2016
Applicant:

Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;

Inventors:

Riichi Hama, Toyokawa, JP;

Takuya Inoue, Toyokawa, JP;

Assignee:

Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 45/14 (2006.01); B31F 1/00 (2006.01); B65H 29/12 (2006.01); B65H 45/18 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
B65H 45/14 (2013.01); B31F 1/0022 (2013.01); B65H 29/125 (2013.01); B65H 45/18 (2013.01); G03G 15/6582 (2013.01); B65H 2403/942 (2013.01); B65H 2511/13 (2013.01); B65H 2513/53 (2013.01); B65H 2701/11232 (2013.01); B65H 2701/1311 (2013.01); B65H 2801/27 (2013.01);
Abstract

A folding processing unit in a sheet post-processing device comprises a first conveying path, upstream side conveying rollers, downstream side conveying rollers, folding rollers between the upstream side conveying rollers and the downstream side conveying rollers, and the second folding rollers. The folding rollers fold a sheet at the first nip portion between the two rollers. The second folding rollers are placed at a downstream side of the first nip portion. An edge face detection sensor for detecting the edge face of the sheet is placed on the first conveying path, at a downstream side of the first nip portion. The second folding rollers pinch the sheet folded by the first nip portion at the second nip portion, to further fold the sheet, based on the detection result of the edge face detection sensor. Herewith, degree of accuracy for folding behavior improves.


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