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:
Dec. 07, 2021
Filed:
Jan. 25, 2018
Applicant:
Yoshino Kogyosho Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
YOSHINO KOGYOSHO CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 49/46 (2006.01); B29C 49/24 (2006.01); B29K 623/00 (2006.01); B29K 667/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 49/46 (2013.01); B29C 49/24 (2013.01); B29C 2049/465 (2013.01); B29K 2623/12 (2013.01); B29K 2667/003 (2013.01); B29L 2031/7158 (2013.01);
Abstract
A container manufacturing method includes: a liquid discharge step in which a predetermined amount of liquid (L) in the container (C) is discharged to the outside by supplying pressurized air from air holes () provided in a blow molding mold () to a cavity () and pushing an outer surface of the container (C) after molding by the air; and a headspace forming step in which a headspace (HS) is formed in the container (C) by separating a filling nozzle () from a mouth portion (Ca) of the container (C) in a state in which a predetermined amount of liquid (L) is discharged to the outside.