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:
May. 10, 2022
Filed:
Jun. 29, 2018
Nissei Asb Machine Co., Ltd., Nagano, JP;
Masayuki Usami, Nagano, JP;
NISSEI ASB MACHINE CO., LTD., Nagano, JP;
Abstract
An injection molding mold including a neck mold forming an outer surface of a neck portion of a hollow article, an injection cavity mold forming an outer surface of a body portion of the hollow article, and an injection core mold forming an inner surface of the hollow article, in which the injection core mold includes an outer core mold forming an inner surface of the neck portion including an inner screw portion and, while rotating along the inner screw portion, being movable along a rotation axis thereof, and an inner core mold forming an inner surface of the body portion of the hollow article having a smaller diameter than that of the neck portion and being linearly movable inside the outer core mold along the rotation axis.