Japan, Sept. 16 -- FUTABA INDUSTRIAL CO LTD has got intellectual property rights for 'MOLDING MANUFACTURING METHOD.' Other related details are as follows:
Application Number: JP,2024-084142
Category (FI): B21D22/30@B,B21D22/26@D
Stage: PROBLEM TO BE SOLVED: To provide a technique capable of suppressing generation cracks in a part where a stretch flange is formed in a press molding.SOLUTION: This molding manufacturing method provides a molding by pressing a blank using first and second molds. The blank includes a top plate equivalent part, a vertical wall equivalent part, and an extension part. The manufacturing method comprises pressing the blank by the first and second molds, forming a fold in the extension part, and forming a top plate part, a vertical wall part, and a flange part. The flange part is formed in the extension part, widens in a direction intersecting the vertical wall part from the outer edge of the vertical wall part, and is bent to form the stretch flange. The fold extends at the outer edge of the flange part in a longitudinal direction.SELECTED DRAWING: Figure 2 (Grant)
Filing Date: May 23, 2024
Publication Date: Dec. 5, 2025
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
