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:
Sep. 27, 2022

Filed:

May. 07, 2018
Applicant:

Yoshino Kogyosho Co., Ltd., Tokyo, JP;

Inventor:

Toshimasa Tanaka, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 49/46 (2006.01); B65D 1/02 (2006.01); B29K 23/00 (2006.01); B29K 67/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 49/46 (2013.01); B65D 1/0292 (2013.01); B29C 2049/4664 (2013.01); B29K 2023/12 (2013.01); B29K 2067/003 (2013.01); B29L 2031/7158 (2013.01); B65D 2501/0081 (2013.01);
Abstract

A method of manufacturing a liquid container in which a liquid is stored in a storage space of the container including a mouth, a body and a bottom, the body having a lateral folding line portion being foldable when the body is flattened in a thickness direction and extending in a circumferential direction of the body, the method including a liquid blow molding step of molding a container filled full with a liquid in a storage space by placing a preform in a mold and performing liquid blow molding; and a headspace forming step of forming a headspace in which, by separating the container filled with a liquid from the container, the body is deformed in a direction in which a thickness is increased in an area of the lateral folding line portion and a volume of the storage space is increased.


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