Electric heating – Metal heating – By arc
Reexamination Certificate
2006-03-21
2006-03-21
Kerns, Kevin P. (Department: 1725)
Electric heating
Metal heating
By arc
C219S1370WM
Reexamination Certificate
active
07015417
ABSTRACT:
A laser light L is emitted from a laser light source6to workpieces1, 2, to form a laser molten weld pool3, and immediately thereafter, an arc molten weld pool4is formed using an arc welding machine7; thereby plates1, 2are welded. The arc welding machine7is provided with a filler wire to form a bead5on the plate1. With the welding process according to the present invention, workpieces can be efficiently and securely welded regardless of shape and material of the workpieces.
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Nobuyuki Abe et al., Dynamic Observation of High Speed Laser-Arc Combination Welding of Thick Steel Plates, Transactions of JWRI, Joining and Welding Research Institute Osaka University, 1997, vol. 26, No. 2, pp. 7 to 11.
Ken Mano et al., “Laser-Arc Fukugo ni yoru Koban no Kosokudo Yosetsu”, Japan Welding Society Zenkoku Taikai Koen Gaiyo, Shadan Hojin Japan Welding Society, 59th series, 1996, pp. 86 to 87. Japanese Text—Only Drawings Considered.
Ibukuro Junichi
Ichiyama Yasutomo
Okuyama Kenji
Sonoda Hirobumi
Takikawa Masato
Arent & Fox PLLC
Honda Giken Kogyo Kabushiki Kaisha
Kerns Kevin P.
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