Title:
POROUS STRUCTURE AND METHOD FOR PRODUCING POROUS STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/064760
Kind Code:
A1
Abstract:
A porous structure (1) is constituted from a flexible resin or a rubber and includes a framework (2) extending throughout the whole porous structure. The framework is configured of a plurality of rods (2B) and a plurality of joints (2J), each of which bonds ends of a plurality of rods to each other. The framework has a plurality of annular portions (211) each annularly configured of a plurality of rods and a plurality of joints. Each annular portion has one or more virtual planes (V1) partitioned off by inner-circumferential-side edges (2111) thereof. At least some of each virtual plane has been covered by one or more partial connection films (31). Each partial connection film has been connected to only some of the circumferential-direction portions of the annular portion.
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Inventors:
SHINOHARA TOSHIMITSU (JP)
TAKAHASHI YOSHIYUKI (JP)
YAMAGUCHI YUKIKO (JP)
IENAGA SATOSHI (JP)
TAKAHASHI YOSHIYUKI (JP)
YAMAGUCHI YUKIKO (JP)
IENAGA SATOSHI (JP)
Application Number:
PCT/JP2021/018112
Publication Date:
March 31, 2022
Filing Date:
May 12, 2021
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
A47C27/00; B29C44/00; B29C64/129; B60N2/90; B29K7/00; B29K105/04
Domestic Patent References:
| WO2019235544A1 | 2019-12-12 | |||
| WO2019235547A1 | 2019-12-12 |
Foreign References:
| US20180071979A1 | 2018-03-15 | |||
| JP2019534064A | 2019-11-28 | |||
| JP2019115724A | 2019-07-18 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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