Title:
METHOD AND DEVICE FOR MODIFYING SHAPE OF METALLIC PART OF SHEET
Document Type and Number:
Japanese Patent JPS55103220
Kind Code:
A
Abstract:
In a process for flattening or curving a sheet metal part (3) by means of stamping, the part is placed between two dies (4, 6) one (6) of which has a surface pattern, and the other (4) of which has a plane surface, with the face of the sheet metal part to be made less convex or more concave adjacent the plane die (4). The projected surface area of the patterned die (6) is substantially smaller than that of the sheet metal part (3) to be corrected.
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Inventors:
GERUTOOYURUGEN ETSUKORUTO
HANSU MAASU
HANSU MAASU
Application Number:
JP1012380A
Publication Date:
August 07, 1980
Filing Date:
February 01, 1980
Export Citation:
Assignee:
ECKOLD WALTER GMBH CO KG
International Classes:
B21D1/06; B21D31/06; B21D1/00; (IPC1-7): B21D1/00