Title:
HONEYCOMB STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2011/132298
Kind Code:
A1
Abstract:
A honeycomb structure which can be obtained at reduced manufacturing cost. A honeycomb structure comprises: a ceramic block formed by binding together honeycomb fired bodies with adhesive material layers provided therebetween, the honeycomb fired bodies having a large numbers of cells which extend in the longitudinal direction and are arranged side by side with cell walls provided therebetween; and a seal material layer formed on the outer peripheral surface of the ceramic block. The ceramic block includes: an assembly of rectangular cross-sectioned units, the rectangular cross-sectioned units being bound together while adhesive material layers are provided therebetween and having a rectangular shape in a cross-section taken perpendicularly to the longitudinal direction; and triangular cross-sectioned units which have a triangular shape in a cross-section taken perpendicularly to the longitudinal direction and which have outer walls formed on the outer peripheries thereof. Recesses and protrusions are formed in a stepped shape on the outer peripheral surfaces of the assembly of rectangular cross-sectioned units. The triangular cross-sectioned units are fitted in the recesses with adhesive material layers therebetween. The thickness of the seal material layer is partially changed.
Inventors:
TAMURA Seiji (LTD. Ogaki Kita Plant 1-1, Kitagata, Ibigawacho, Ibi-gu, Gifu 95, 〒5010695, JP)
田村誠児 (〒95 岐阜県揖斐郡揖斐川町北方１－１ イビデン株式会社大垣北事業場内 Gifu, 〒5010695, JP)
SATO Masaya (LTD. Ogaki Kita Plant 1-1, Kitagata, Ibigawacho, Ibi-gu, Gifu 95, 〒5010695, JP)
田村誠児 (〒95 岐阜県揖斐郡揖斐川町北方１－１ イビデン株式会社大垣北事業場内 Gifu, 〒5010695, JP)
SATO Masaya (LTD. Ogaki Kita Plant 1-1, Kitagata, Ibigawacho, Ibi-gu, Gifu 95, 〒5010695, JP)
Application Number:
JP2010/057184
Publication Date:
October 27, 2011
Filing Date:
April 22, 2010
Export Citation:
Assignee:
IBIDEN CO., LTD. (1 Kandacho 2-chome, Ogaki-shi Gifu, 04, 〒5038604, JP)
イビデン株式会社 (〒04 岐阜県大垣市神田町２丁目１番地 Gifu, 〒5038604, JP)
TAMURA Seiji (LTD. Ogaki Kita Plant 1-1, Kitagata, Ibigawacho, Ibi-gu, Gifu 95, 〒5010695, JP)
田村誠児 (〒95 岐阜県揖斐郡揖斐川町北方１－１ イビデン株式会社大垣北事業場内 Gifu, 〒5010695, JP)
イビデン株式会社 (〒04 岐阜県大垣市神田町２丁目１番地 Gifu, 〒5038604, JP)
TAMURA Seiji (LTD. Ogaki Kita Plant 1-1, Kitagata, Ibigawacho, Ibi-gu, Gifu 95, 〒5010695, JP)
田村誠児 (〒95 岐阜県揖斐郡揖斐川町北方１－１ イビデン株式会社大垣北事業場内 Gifu, 〒5010695, JP)
International Classes:
B28B3/20; B01D39/20
Attorney, Agent or Firm:
YASUTOMI & Associates (5-36, Miyahara 3-chome Yodogawa-ku, Osaka-sh, Osaka 03, 〒5320003, JP)
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Claims: