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:
Dec. 09, 2003

Filed:

Mar. 21, 2002
Applicant:
Inventors:

Yoshinori Uera, Kawasaki, JP;

Takeo Nanba, Yokohama, JP;

Toshio Hasegawa, Kawasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31F 1/00 ;
U.S. Cl.
CPC ...
B31F 1/00 ;
Abstract

A jaw device for rotary-press folding section provided on a jaw cylinder in which the a continuous paper web guided in between a cutting cylinder and a folding cylinder is guided along the outer periphery of the folding cylinder, with the leading edge thereof held by a holding mechanism provided on the folding cylinder and wound around the outer periphery of the folding cylinder by the rotation of the folding cylinder, cut to a predetermined length with a cutting mechanism; the cut paper sheet being guided to an appropriate position along the outer periphery of the folding cylinder; the leading edge of the cut sheet being released from the held state and caused to protrude into the jaw cylinder with an insertion blade, thereby the cut sheet being folded by gripping the insertion blade and the cut sheet caused to protrude by the insertion blade; the folding section jaw device comprising an opening provided on the outer periphery of the jaw cylinder in parallel with the axial line, and a jaw proper comprising a jaw made of a thin elastic material provided on the inner wall end of the opening and a movable plate made of a thin elastic material.


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