Invention Grant
- Patent Title: Hollow article molding method and molding apparatus and hollow article
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Application No.: US16633850Application Date: 2018-07-27
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Publication No.: US11571847B2Publication Date: 2023-02-07
- Inventor: Soichiro Sato , Masayuki Usami
- Applicant: NISSEI ASB MACHINE CO., LTD.
- Applicant Address: JP Nagano
- Assignee: NISSEI ASB MACHINE CO., LTD.
- Current Assignee: NISSEI ASB MACHINE CO., LTD.
- Current Assignee Address: JP Nagano
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JPJP2017-145872 20170727
- International Application: PCT/JP2018/028244 WO 20180727
- International Announcement: WO2019/022231 WO 20190131
- Main IPC: B29C49/70
- IPC: B29C49/70 ; B29C49/06
Abstract:
A hollow article is molded in a state where an inner surface of a neck portion including an inner screw portion is held by an inner neck mold, and then, the hollow article is demolded from the inner neck mold by inserting an ejection rod into the hollow article to be engaged with an inner surface of the hollow article and rotating the hollow article together with the ejection rod.
Public/Granted literature
- US20200238594A1 HOLLOW ARTICLE MOLDING METHOD AND MOLDING APPARATUS AND HOLLOW ARTICLE Public/Granted day:2020-07-30
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