Title:
EXTRUSION MOLDING MOLD
Document Type and Number:
WIPO Patent Application WO/2016/039330
Kind Code:
A1
Abstract:
Provided is an extrusion molding mold capable of evenly supplying raw molding material passing through raw material supply holes to all of the slits. This extrusion molding mold is used to manufacture honeycomb moldings in which multiple cells are arranged side by side in the longitudinal direction separated by cell walls and the thickness of the cell walls is not more than 0.21 mm, the extrusion molding mold being provided with: a first surface; a second surface formed on the side opposite the first surface; a raw material supply section with first through holes formed from the first surface toward the second surface; and a molding section with second through holes formed from the second surface toward the first surface so as to be in communication with the first through holes. The extrusion molding mold is characterized in that the shape of the second through holes as seen from the second surface is a lattice shape configured from slits and the first through holes when viewed from the first surface are provided between the intersection points of the various slits when viewed from the first surface.
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Inventors:
ENOSHITA SHUNPEI (JP)
Application Number:
PCT/JP2015/075446
Publication Date:
March 17, 2016
Filing Date:
September 08, 2015
Export Citation:
Assignee:
IBIDEN CO LTD (JP)
International Classes:
B28B3/26; B29C48/11; B29C48/30
Domestic Patent References:
| WO2009119422A1 | 2009-10-01 | |||
| WO2007058007A1 | 2007-05-24 |
Foreign References:
| JPS6453808A | 1989-03-01 | |||
| JPH0326502A | 1991-02-05 | |||
| JPS54150406A | 1979-11-26 |
Other References:
See also references of EP 3192630A4
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
Patent business corporation Yasutomi international patent firm (JP)
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