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公开(公告)号:US20190308271A1
公开(公告)日:2019-10-10
申请号:US16364628
申请日:2019-03-26
发明人: Toru HIOKI , Atsushi KAWAKITA , Shuhei OGURA , Ryosuke KAWAI , Takashi GOTO , Kazuho TAKISHITA
IPC分类号: B23K26/244 , B23K26/082
摘要: Partial welding of partially joining together two metal plates by melting at least one area inside a joining region of the metal plates is performed. After a lapse of a predetermined time from completion of the partial welding, main welding of joining together the metal plates by melting the joining region entirely is performed.