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Patent Searching and Data


Title:
MANUFACTURING METHOD OF A PLASTIC CONTAINER COMPONENT, MOLD UNIT, AND BLOW MOLDING MACHINE PROVIDED WITH MOLD UNIT
Document Type and Number:
WIPO Patent Application WO/2019/146701
Kind Code:
A1
Abstract:
A manufacturing method of a plastic container component 10 comprising: an injection step S1 of injection molding a plastic preform 20 with a bottom having a thick bulge 24 at the bottom thereof that can be deformed by pressing to follow the shape of a blow cavity mold 200 and that retains residual heat; a stretching step S21 of applying blow pressure to the preform 20 to stretch the body 22 of the preform 20; and a blow step S2 that includes a pressing step S22 of using an upper bottom mold 260 to press the bulge 24 of the preform 20 so as to follow the shape of the blow cavity mold 200 and become deformed such that a connection part 14 is formed.

Inventors:
TAKEHANA Daizaburo (4586-3, Koo, Komoro-sh, Nagano 85, 〒3848585, JP)
Application Number:
JP2019/002280
Publication Date:
August 01, 2019
Filing Date:
January 24, 2019
Export Citation:
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Assignee:
NISSEI ASB MACHINE CO., LTD. (4586-3, Koo Komoro-sh, Nagano 85, 〒3848585, JP)
International Classes:
B29C49/06; B29C49/30; B29C49/48
Domestic Patent References:
WO2017090774A12017-06-01
WO2016006686A12016-01-14
Foreign References:
JPS5452453U1979-04-11
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (Toranomon East Bldg. 8F, 7-13 Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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