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:
Dec. 08, 2020

Filed:

Jun. 07, 2017
Applicant:

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

Inventor:

Shigeki Morikami, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 49/46 (2006.01); B29C 49/58 (2006.01); B29C 49/12 (2006.01); B29C 49/78 (2006.01); B29C 49/42 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 49/46 (2013.01); B29C 49/12 (2013.01); B29C 49/58 (2013.01); B29C 49/783 (2013.01); B29C 2049/4294 (2013.01); B29C 2049/4602 (2013.01); B29C 2049/5858 (2013.01); B29L 2031/7158 (2013.01);
Abstract

A liquid blow molding method comprises: a preliminary pressurization step of operating a pressurization supply source () in a state in which a blow nozzle () is closed by a seal body (), to preliminarily pressurize a liquid (L) between the pressurization supply source () and the blow nozzle (); an operating condition setting step of setting an operating condition of the pressurization supply source () based on data obtained as a result of the preliminary pressurization step; and a blow molding step of operating the pressurization supply source () under the operating condition set in the operating condition setting step in a state in which the blow nozzle () is opened, to liquid blow mold a preform () into a container of a predetermined shape.


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