Title:
DOOR INNER PANEL MANUFACTURING METHOD, AND DOOR INNER PANEL
Document Type and Number:
WIPO Patent Application WO/2024/062772
Kind Code:
A1
Abstract:
Provided are a door inner panel manufacturing method and a door inner panel with which it is possible to ensure the mechanical strength of a side frame that extends in a vertical direction in a relatively narrow region serving as a window frame. This door inner panel manufacturing method is a method for manufacturing a door inner panel that includes a side frame which extends in a vertical direction and which is molded integrally using a composite material X including reinforcing fibers dispersed in an in-plane direction, and an injection molding material Y, the manufacturing method including the following steps (1) to (4): (1) a step for arranging the composite material X on a molding fixed die; (2) a step for lowering a molding moveable die to cause the molding moveable die to come into contact with the composite material X; (3) a step for injecting the injection molding material Y into a molding die; and (4) a step for pressing the composite material X and the injection molding material Y inside the molding die to integrally mold the door inner panel.
Inventors:
YOKOYAMA KEIZO (JP)
KITAGAWA MASAHIRO (JP)
YOKOMIZO HODAKA (JP)
KITAGAWA MASAHIRO (JP)
YOKOMIZO HODAKA (JP)
Application Number:
PCT/JP2023/027973
Publication Date:
March 28, 2024
Filing Date:
July 31, 2023
Export Citation:
Assignee:
TEIJIN LTD (JP)
International Classes:
B60J5/10; B29C43/18; B29C45/14; B29C70/42
Foreign References:
| JP2005059632A | 2005-03-10 | |||
| JPH06144123A | 1994-05-24 | |||
| JP2001138356A | 2001-05-22 | |||
| JPH0315509A | 1991-01-23 | |||
| JP2002137249A | 2002-05-14 |
Attorney, Agent or Firm:
SHIN-EI, P.C. (JP)
Download PDF: