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.:
Date of Patent:
Jul. 13, 2021
Filed:
Jun. 08, 2018
Applicant:
Yoshino Kogyosho Co., Ltd., Tokyo, JP;
Inventor:
Toshimasa Tanaka, Tokyo, JP;
Assignee:
YOSHINO KOGYOSHO CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 49/46 (2006.01); B29C 49/48 (2006.01); B67C 3/26 (2006.01); B29K 23/00 (2006.01); B29K 67/00 (2006.01); B29L 31/00 (2006.01); B67C 3/22 (2006.01);
U.S. Cl.
CPC ...
B29C 49/4802 (2013.01); B29C 49/46 (2013.01); B67C 3/26 (2013.01); B29C 2049/4664 (2013.01); B29C 2049/481 (2013.01); B29K 2023/12 (2013.01); B29K 2067/003 (2013.01); B29L 2031/7158 (2013.01); B67C 2003/227 (2013.01);
Abstract
A liquid-containing container manufacturing method includes: a liquid blow molding step of, in a state in which a reversal panel formation part forms a convex surface projecting toward inside of a cavity, supplying a pressurized liquid into a preform placed inside a cavity, to mold the preform into a container including a reversal panel; and a headspace formation step of pressing the container by a press part to reverse the reversal panel, and thereafter releasing press by the press part to increase a volume of the container and thereby form a headspace.