Title:
EXTRUSION DEVICE AND DIE HEAD
Document Type and Number:
WIPO Patent Application WO/2022/259662
Kind Code:
A1
Abstract:
An extrusion device 1 includes: a cylinder 2; and a die head 6 attached to the cylinder 2. The die head 6 has a plurality of hole parts 21 for ejecting a molten resin, and a resin flow path part 25 for introducing molten resin supplied from the cylinder 2 into the plurality of hole parts 21. The molten resin supplied from the cylinder 2 to the resin flow path part 25 of the die head 6 contains a fibrous filler. The resin flow path part 25 includes a plurality of flow path parts 22a, 22b, and 22c partitioned from each other, and the plurality of hole parts 21 are connected to the plurality of flow path parts 22a, 22b, and 22c, respectively.
Inventors:
MORI MASAYUKI (JP)
Application Number:
PCT/JP2022/010227
Publication Date:
December 15, 2022
Filing Date:
March 09, 2022
Export Citation:
Assignee:
JAPAN STEEL WORKS LTD (JP)
International Classes:
B29B9/06; B29C48/345; B29C48/395; B29C48/68; B29K105/06
Foreign References:
| JP2007320056A | 2007-12-13 | |||
| JP2017196875A | 2017-11-02 | |||
| JP2018144312A | 2018-09-20 | |||
| JP2014034200A | 2014-02-24 | |||
| JP2014034199A | 2014-02-24 | |||
| JP2013233702A | 2013-11-21 | |||
| JPH05220813A | 1993-08-31 | |||
| JP2002316316A | 2002-10-29 |
Attorney, Agent or Firm:
TSUTSUI & ASSOCIATES (JP)
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