Title:
RESIN CONTAINER MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/209308
Kind Code:
A1
Abstract:
The present invention comprises an injection molding step and a stretch blow molding step. The stretch blow molding step is configured to include: a first step in which preliminary blow air is introduced into a preform (10) to stretch the preform (10) in a state in which a stretching rod (52) does not contact the bottom of the preform (10); a second step which is executed after the first step, and in which the preliminary blow air is introduced into the preform (10) and the stretching rod (52) is moved at a set speed and pressed against the bottom of the preform (10) to stretch the preform (10); and a third step which is executed after the second step, and in which final blow air is introduced into the preform (10) to stretch the preform (10).
Inventors:
SHIMADA KIYONORI (JP)
Application Number:
PCT/JP2020/015875
Publication Date:
October 15, 2020
Filing Date:
April 08, 2020
Export Citation:
Assignee:
NISSEI ASB MACHINE CO LTD (JP)
International Classes:
B29C49/06; B29C49/12; B29C49/16; B29K23/00
Foreign References:
| JP2012506329A | 2012-03-15 | |||
| JP2012503564A | 2012-02-09 | |||
| JP2013520334A | 2013-06-06 | |||
| JPH06278195A | 1994-10-04 | |||
| JP2009541084A | 2009-11-26 | |||
| JP2004001314A | 2004-01-08 | |||
| JP2004188866A | 2004-07-08 | |||
| JP2019074339A | 2019-05-16 | |||
| JP2019188812A | 2019-10-31 |
Other References:
See also references of EP 3954528A4
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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