Title:
COMPOSITE MATERIAL STRUCTURE AND METHOD FOR MANUFACTURING COMPOSITE MATERIAL STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2018/061281
Kind Code:
A1
Abstract:
A composite material structure according to an embodiment of the present invention includes: a corrugated stringer that is formed of a composite material and has a plurality of hat portions; and a panel that is formed of a composite material and is integrated with the corrugated stringer. In addition, a composite material structure manufacturing method according to an embodiment of the present invention includes: a step for setting a fabric, which has a structure corresponding to a corrugated stringer having a plurality of hat portions, on an OoA prepreg laminate that corresponds to a prior-to-curing panel; and a step for manufacturing a composite material structure in which a corrugated stringer is attached to a panel, by covering the prepreg laminate, on which the fabric has been set, with a bagging film, impregnating the fabric with resin by putting the space covered by the bagging film into a vacuum state, and thermally curing the prepreg laminate on which the fabric impregnated with resin has been set.
Inventors:
TAJIRI KEISUKE (JP)
HIRAKI MEGUMI (JP)
AKIBA KOUSABUROU (JP)
TSURUTA SHIGERU (JP)
HIRAKI MEGUMI (JP)
AKIBA KOUSABUROU (JP)
TSURUTA SHIGERU (JP)
Application Number:
PCT/JP2017/016848
Publication Date:
April 05, 2018
Filing Date:
April 27, 2017
Export Citation:
Assignee:
SUBARU CORP (JP)
International Classes:
B29C70/44; B29C43/12; B29C43/18; B29C43/56; B32B3/28; B64C1/00; B64C1/06
Foreign References:
| JP2011161976A | 2011-08-25 | |||
| JP2011528291A | 2011-11-17 | |||
| JPH04329125A | 1992-11-17 | |||
| JP2012036295A | 2012-02-23 | |||
| JP2003053851A | 2003-02-26 |
Other References:
See also references of EP 3521002A4
Attorney, Agent or Firm:
YAMADA, Takehiko (JP)
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