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公开(公告)号：US12290970B2
公开(公告)日：2025-05-06
申请号：US17620991
申请日：2020-06-26
Applicant: NISSEI ASB MACHINE CO., LTD.
Inventor： Ryo Kawamura , Masayuki Usami
Abstract: A production apparatus of a two-layer preform including an inner layer preform and an outer layer preform includes: an outer layer cavity mold for injection-molding the outer layer preform. A bottom surface of the outer layer cavity mold is provided with a protrusion for separating the inner layer preform disposed in the outer layer cavity mold from the bottom surface.
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公开(公告)号：US11260575B2
公开(公告)日：2022-03-01
申请号：US16516128
申请日：2019-07-18
Applicant: NISSEI ASB MACHINE CO., LTD.
Inventor： Ryo Kawamura , Manabu Ogihara , Junji Takahashi
Abstract: Provided is a method for manufacturing a container 10 made of resin, the method including an injection molding step S1, a temperature adjustment step S2, and a blow molding step S3. In the temperature adjustment step S2, a preform 11 is accommodated in a cavity mold 31, an air introduction member 32 is brought into airtight contact with the preform 11, the air is supplied from a blowing port of the air introduction member 32 into the preform 11, and the air is discharged from a discharge port of the air introduction member 32 to an outside of the preform 11, so that the preform 11 is in close contact with an inner wall of the cavity mold 31 and is cooled.
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公开(公告)号：US11220023B2
公开(公告)日：2022-01-11
申请号：US15779476
申请日：2016-11-28
Applicant: NISSEI ASB MACHINE CO., LTD.
Inventor： Ryo Kawamura , Manabu Ogihara
Abstract: A preform 20 comprises a neck portion 22 having an opening 21, a cylindrical barrel portion 23, and a bottom portion 24 larger in diameter than the barrel portion 23, and has a corner portion 25 at a boundary between the barrel portion 23 and the bottom portion 24.
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