Title:
SHEET MATERIAL, BONDED BODY, METHOD FOR BONDING SHEET MATERIAL, AND METHOD FOR MANUFACTURING SHEET MATERIAL
Document Type and Number:
WIPO Patent Application WO/2023/167045
Kind Code:
A1
Abstract:
Provided are: a sheet material that can be bonded through smooth laser welding while sufficiently suppressing the occurrence of defects such as blowholes and melting-down; a bonded body in which a sheet material is bonded to a sheet material on a side to be bonded; a method for bonding a sheet material; and a method for manufacturing a sheet material. The sheet material is composed of copper or a copper alloy and is superimposed on and laser-welded onto a sheet material on a side to be bonded composed of copper or a copper alloy, wherein in a surface irradiated by laser light L, a plurality of groove portions intersecting a scanning direction of the laser light are provided at intervals along the scanning direction of the laser light.
Inventors:
TOMARI KEIICHIRO
Application Number:
PCT/JP2023/006083
Publication Date:
September 07, 2023
Filing Date:
February 20, 2023
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
B23K26/32; B23K26/21; B23K26/364
Foreign References:
| JP2012179631A | 2012-09-20 | |||
| JP2011025260A | 2011-02-10 | |||
| JPH09108874A | 1997-04-28 | |||
| JP2002292486A | 2002-10-08 |
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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