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:
May. 04, 2004

Filed:

Aug. 14, 2002
Applicant:
Inventors:

Mikihiro Yamakawa, Hachioji, JP;

Toshio Shida, Hachioji, JP;

Hiroyuki Wakabayashi, Hachioji, JP;

Tsuyoshi Tsuchiya, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 4/514 ;
U.S. Cl.
CPC ...
B65H 4/514 ;
Abstract

A sheet folding method has the first introduction process to introduce a sheet between the first rotary folding body and the first rotary pressure-contact body, and between the second rotary folding body and the second rotary pressure-contact body, respectively; the first folding process in which, under the condition that the first and second rotary folding bodies are in contact with the first and second rotary pressure-contact bodies, respectively, and rotated in the reversal direction to each other, thereby the conveying force of reversal directions to each other is acted and the sheet is bent and a fold is formed, and the fold of the sheet is conveyed between the first and second rotary folding bodies thereby the sheet is folded; the second introduction process to introduce the sheet folded by the first folding process using the similar structure to the first introduction process; and the second folding process using the similar steps to the first folding process.


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