Title:
LAP-FILLET ARC WELDING JOINT AND JOINT STRUCTURE FOR PRESS FORMING PARTS
Document Type and Number:
WIPO Patent Application WO/2017/073129
Kind Code:
A1
Abstract:
This lap-fillet arc welding joint 1 is obtained by making an upper sheet 10 and a lower sheet 20 overlap each other and forming a weld bead 30 at an edge 11 of the upper sheet 10 and a surface 21 of the lower sheet 20 along the edge 11, and is characterized in that the lower sheet 20 has a protrusive portion 23 at at least one of a weld toe 31a and a weld toe 33a of the respective starting part 31 and ending part 33 for the weld bead 30, and in that the weld toe 31a, 33a is positioned at a slope portion 23a on the upper sheet 10 side of the protrusive portion 23.
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Inventors:
SHIOZAKI TSUYOSHI (JP)
TOKITA YUICHI (JP)
TAMAI YOSHIKIYO (JP)
TOKITA YUICHI (JP)
TAMAI YOSHIKIYO (JP)
Application Number:
PCT/JP2016/073230
Publication Date:
May 04, 2017
Filing Date:
August 08, 2016
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
B23K9/02; B23K31/00; B62D21/02
Domestic Patent References:
WO2016129690A1 | 2016-08-18 | |||
WO2014084317A1 | 2014-06-05 |
Foreign References:
JP5522317B2 | 2014-06-18 | |||
JPH05245630A | 1993-09-24 | |||
US6359260B1 | 2002-03-19 | |||
JP2006117125A | 2006-05-11 |
Other References:
See also references of EP 3369513A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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