プリプレグ成形方法 - MITSUBISHI HEAVY INDUSTRIES,LTD.

Title:

プリプレグ成形方法

Document Type and Number:

Japanese Patent JP7175820

Kind Code:

B2

Abstract:

The purpose of the present invention is to suppress generation of creases when one layer of a prepreg is molded at a time and molded layers of the prepreg are laminated one by one. A prepreg molding method comprises: a step of bending a long prepreg elongated in one direction into a downwardly convex U-shape in cross section; a step of bringing a lower part of the prepreg bent in the U-shape into contact with a bottom part of a mold having a concave cross section and mounting the prepreg on an inner part of the mold; and a step of pressing and deforming the prepreg mounted on the inner part of the mold using pressing part.

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Inventors:

Toshiki Kitazawa
Masahiko Shimizu
Shoya Shinno
Hiroshi Akiyama
Kenji Murakami

Application Number:

JP2019058970A

Publication Date:

November 21, 2022

Filing Date:

March 26, 2019

Export Citation:

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Assignee:

MITSUBISHI HEAVY INDUSTRIES,LTD.

International Classes:

B29C70/34; C08J5/24

Domestic Patent References:

JP7164539A
JP2004322501A
JP2016040116A
JP2016093934A
JP2001096613A

Foreign References:

WO2019031478A1
WO2010134599A1

Attorney, Agent or Firm:

Fujiharu
Takaori Mitoma
Miki Kawakami
Daisuke Nagata

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