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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.

Patent No.:

US 11648724 B1

PDFFull Text
Date of Patent:
May. 16, 2023

Filed:

Apr. 11, 2018

Liquid container manufacturing method

Applicant:

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

Inventors:

Tamotsu Toyoda, Tokyo, JP;

Shigeki Morikami, Tokyo, JP;

Assignee:

YOSHINO KOGYOSHO CO., LTD., Tokyo, JP;

Attorney:

Oliff PLC

Primary Examiner:

Alison L Hindenlang

Assistant Examiner:

Shibin Liang

Int. Cl.
CPC ...
B29C 49/12 (2006.01); B29C 49/06 (2006.01); B29C 49/58 (2006.01); B29C 49/78 (2006.01); B29K 67/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 49/12 (2013.01); B29C 49/06 (2013.01); B29C 49/58 (2013.01); B29C 49/783 (2013.01); B29K 2067/003 (2013.01); B29L 2031/7158 (2013.01);
Abstract

A liquid container manufacturing method of manufacturing a liquid container that contains a content liquid from a synthetic resin preform, the method including an inflation body insertion step of inserting an inflation body into the preform; an air discharge step of discharging air out of the preform by inflating an inflation body in the preform; a mouth blocking step of blocking a mouth of the preform; an inflation body contraction step of contracting the inflation body with the mouth blocked; and a liquid blow molding step of molding the preform into a liquid container by supplying a pressurized liquid into the preform through a blow nozzle.

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