Title:
WELDED STRUCTURE OF METAL MEMBER AND WELDING METHOD
Document Type and Number:
WIPO Patent Application WO/2017/047050
Kind Code:
A1
Abstract:
A metal welded structure has, when seen from a cross-section in a direction orthogonal to the direction of progress of welding, a solidified part with a deep depth from an overlapping position formed by large energy laser light irradiation and a solidified part with a shallow depth from an overlapping position formed by small energy laser light irradiation.
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Inventors:
KUMAZAWA SEIJI
TANAKA TOMOMI
SHIOGA DAISUKE
ASHIDA TAKAYUKI
TANAKA TOMOMI
SHIOGA DAISUKE
ASHIDA TAKAYUKI
Application Number:
PCT/JP2016/004093
Publication Date:
March 23, 2017
Filing Date:
September 08, 2016
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
B23K26/21; B23K26/00; B23K26/08; B23K26/323; H01M50/50
Domestic Patent References:
| WO2006016441A1 | 2006-02-16 |
Foreign References:
| JP2004255435A | 2004-09-16 | |||
| JP2010094701A | 2010-04-30 | |||
| JP2012115876A | 2012-06-21 | |||
| JP2008213004A | 2008-09-18 |
Other References:
See also references of EP 3351339A4
Attorney, Agent or Firm:
KAMATA, Kenji et al. (JP)
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