Title:
INJECTION MOLDING METHOD AND INJECTION MOLDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/156197
Kind Code:
A1
Abstract:
An injector (24a to 24d) includes a nozzle (52) provided with a valve seat (50), a valve body (42) which is seated on or separated from the valve seat (50), and a displacement means (40) for displacing the valve body (42). A resin flow passage (70) through which molten resin flows is formed inside the nozzle (52). The resin flow passage (70) includes a cross-sectional area varying portion (74) having a cross-sectional area, in a direction orthogonal to a flow direction, which varies with increasing distance toward or away from the valve body (42). The displacement means (40) is capable of stopping the valve body (42) in any position in the cross-sectional area varying portion (74).
Inventors:
MAEDA TOMOKI (JP)
YASUDA MASAHIRO (JP)
KOSHIJI TAKUMA (JP)
HOSOI SHUN (JP)
NOBUHARA SHINICHI (JP)
YASUDA MASAHIRO (JP)
KOSHIJI TAKUMA (JP)
HOSOI SHUN (JP)
NOBUHARA SHINICHI (JP)
Application Number:
PCT/JP2019/004540
Publication Date:
August 15, 2019
Filing Date:
February 08, 2019
Export Citation:
Assignee:
HONDA MOTOR CO LTD (JP)
International Classes:
B29C45/28; B29C45/30; B29C45/80
Foreign References:
| JP2016147480A | 2016-08-18 | |||
| JP2003039501A | 2003-02-13 | |||
| JP2015178273A | 2015-10-08 | |||
| JP2013539425A | 2013-10-24 | |||
| JP2018176727A | 2018-11-15 |
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
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