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:
Jan. 21, 2025

Filed:

Oct. 25, 2021
Applicant:

Nissha Co., Ltd., Kyoto, JP;

Inventors:

Atsushi Onishi, Kyoto, JP;

Tetsu Nishikawa, Kyoto, JP;

Shuhei Miyashita, Kyoto, JP;

Hajime Nakagawa, Kyoto, JP;

Assignee:

NISSHA CO., LTD., Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31B 50/74 (2017.01); B31B 50/59 (2017.01); B31B 120/50 (2017.01);
U.S. Cl.
CPC ...
B31B 50/741 (2017.08); B31B 50/592 (2018.05); B31B 2120/50 (2017.08);
Abstract

A method for fitting a paper sheet includes a water absorption step of causing a region of the paper sheet to absorb water, the region being at least a part of the paper sheet; a placing step of placing the region of the paper sheet between one set of first molding surfaces of a press mold; a molding step of molding the region of the paper sheet into a three-dimensional shape, by closing the press mold; a layering step of layering another paper sheet that is not caused to absorb water on the molded paper sheet, after opening the press mold; a fitting step of fitting the molded paper sheet and the another paper sheet by closing the press mold to mold a laminate into a three-dimensional shape; and a removal step of removing a molded article including a fitting portion, after opening the press mold.


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