MATERIAL FOR WELDING AND WELD PRODUCT

Title:

MATERIAL FOR WELDING AND WELD PRODUCT

Document Type and Number:

WIPO Patent Application WO/2004/002670

Kind Code:

A1

Abstract:

A material (5) for welding, comprising an area (11) for performing weldings such as a laser beam welding and an arc welding thereto, the area (11) further comprising impressions (5a-1) manufactured by a first finishing forming bent parts (5a) on a finished material by an embossing finish, V-bending, U-bending, L-bending, drawing or stepped drawing, or the combination thereof and a second finishing for squeezing the bent parts (5a) formed by the first finishing by pressing, the impressions (5a-1) further comprising projected parts (11a) projected from the flat surface of the finished material (5) and recessed parts (11b) formed on the inside of the projected parts (11a), wherein two or more of the impressions (5a-1) are disposed generally parallel with a predicted welding position and apart from each other in a dotted pattern, and arranged on the predicted welding position.

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Inventors:

FUJIMOTO HIROKI (JP)
NAKATA MASAHIRO (JP)

Application Number:

PCT/JP2003/008078

Publication Date:

January 08, 2004

Filing Date:

June 26, 2003

Export Citation:

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Assignee:

SUMITOMO METAL IND (JP)
FUJIMOTO HIROKI (JP)
NAKATA MASAHIRO (JP)

International Classes:

B23K9/00; B23K9/23; B23K31/00; B23K10/00; B23K10/02; B23K26/21; B23K26/32; B23K33/00; (IPC1-7): B23K26/20; B23K9/23

Foreign References:

US20010047983A1	2001-12-06
JPH1147967A	1999-02-23
JP2001162391A	2001-06-19
JP2001162388A	2001-06-19

Other References: