Title:
液体ブロー成形装置及びプリフォーム
Document Type and Number:
Japanese Patent JP6760819
Kind Code:
B2
Abstract:
A liquid blow molding device (10) comprises a cylindrical nozzle (17) having, at a lower end thereof, a seal surface (17c) that, when the nozzle (17) is inserted into a mouth part (2), abuts on a step surface (5) provided at an inner circumferential surface of a preform (1) in an axial direction to seal a gap between the nozzle (17) and the inner circumferential surface of the preform (1). The preform (1) has, at the inner circumferential surface thereof, the step surface (5) to be abutted on by the seal surface (17c) of the nozzle (17) in the axial direction. The step surface (5) is tapered to be higher on a radial inner side than on a radial outer side.
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| WO/2016/003391 | FORMING HEAD SEAL |
| JP6426701 | Extension device for the neck of the container, molded in the device for molding the container from the preform |
| WO/1998/038027 | BLOW MOLDING METHOD |
Inventors:
Mitsuru Shiokawa
Okuyama Yuichi
Okuyama Yuichi
Application Number:
JP2016213735A
Publication Date:
September 23, 2020
Filing Date:
October 31, 2016
Export Citation:
Assignee:
Yoshino Industry Co., Ltd.
International Classes:
B29C49/46; B29B11/14; B29C49/42
Domestic Patent References:
| JP2000501037A | ||||
| JP2016124164A | ||||
| JP2005342921A |
Attorney, Agent or Firm:
Kenji Sugimura
Kenichiro Kataoka
Kenichiro Kataoka