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Title:
HONEYCOMB STRUCTURE AND MOLD
Document Type and Number:
WIPO Patent Application WO/2019/150835
Kind Code:
A1
Abstract:
This honeycomb structure (1) comprises a center region (11) and an outer peripheral reinforced region (12). A reference boundary cell (21) includes cell walls (3) on two sides thereof parallel to a virtual parallel line (L1), the cells walls (3) having different wall thicknesses such that: a thin-wall (3a) thickness t1 < a thick wall (3c) thickness t3; an intermediate-wall (3b) thickness t2 < an outer wall (3d) thickness t4; t1 = t2; and t3 = t4. The honeycomb structure (1) includes: a reference cross-unit (31) comprising the thin-wall (3a), the intermediate-wall (3b), a cell wall (3e), and a cell wall (3f); a reference cross-unit (32) comprising the thick wall (3c), the outer wall (3d), a cell wall (3c), and a cell wall (3g); and a plurality of cross-units (33) each extending in four directions from a cell apex (330) disposed at every other point from a reference cell apex (311) as a starting point. In all of the center region (11) and the outer peripheral reinforced region (12), the cross-units (33) have the same wall thickness of the cell walls (3).

Inventors:
HAYASHI Naohiro (1-1 Showa-cho, Kariya-cit, Aichi 61, 〒4488661, JP)
ITO Kenichi (1-1 Showa-cho, Kariya-cit, Aichi 61, 〒4488661, JP)
Application Number:
JP2018/047139
Publication Date:
August 08, 2019
Filing Date:
December 21, 2018
Export Citation:
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Assignee:
DENSO CORPORATION (1-1 Showa-cho, Kariya-city Aichi, 61, 〒4488661, JP)
International Classes:
F01N3/022; B01J35/04; B28B3/26; F01N3/28
Domestic Patent References:
WO2016039328A12016-03-17
Foreign References:
JPH09174657A1997-07-08
JPS59179215A1984-10-11
JP2003509250A2003-03-11
JP2010247536A2010-11-04
JP2012170935A2012-09-10
Attorney, Agent or Firm:
AICHI, TAKAHASHI, IWAKURA & ASSOCIATES (Meieki Nagata Building, 26-19 Meieki 3-chome, Nakamura-ku, Nagoya-sh, Aichi 02, 〒4500002, JP)
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