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Patent Searching and Data


Title:
COMPOSITE MATERIAL COMPONENT SHAPING METHOD AND CHARGE
Document Type and Number:
WIPO Patent Application WO/2021/059421
Kind Code:
A1
Abstract:
This method comprises: a lamination step for laminating a plurality of fiber reinforced sheets (10) to create a charge (1A); and a shaping step for shaping by pressing the charge (1A) created in the lamination step into a shaping mold (50). The charge (1A) is provided with a predetermined angle layer (L0) comprising the plurality of fiber reinforced sheets (10), the fiber direction of which is aligned in a single direction. The predetermined angle layer (L0) has n-number of constitutional layers (n≥2) ranging from a first constitutional layer (L1) to an n-th constitutional layer each including the plurality of fiber reinforced sheets (10), wherein the n-th constitutional layer is laminated on an (n-1)-th constitutional layer, the plurality of fiber reinforced sheets (10) in each of the constitutional layers have dividing portions which are along the fiber direction and which are disposed one by one at respective positions within a predetermined range along the fiber direction in the predetermined angle layer (L0), and the dividing portions are disposed regularly and repetitively in the respective constitutional layers along the fiber direction of the predetermined angle layer (L0), and are disposed so as not to overlap each other in the lamination direction of the predetermined angle layer (L0).

Inventors:
SHIMIZU MASAHIKO (JP)
MANO SHOYA (JP)
KITAZAWA TOSHIKI (JP)
YAMATO HOMARE (JP)
KAWAMURA KENICHI (JP)
TAGUCHI YOKO (JP)
Application Number:
PCT/JP2019/037774
Publication Date:
April 01, 2021
Filing Date:
September 26, 2019
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B29C70/02; B29C70/34
Foreign References:
JP2019155744A2019-09-19
JP2000052468A2000-02-22
JP2016180037A2016-10-13
US20160332413A12016-11-17
JP2019025847A2019-02-21
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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