Title:
ガス噴流を拡大させるための凸形の孔開きグリッドを有する溶接トーチ
Document Type and Number:
Japanese Patent JP2008543570
Kind Code:
A
Abstract:
The invention relates to a welding torch comprising a torch body that is elongate along a longitudinal direction and that presents a working end, an electrode having a portion that projects longitudinally from the working end, and a channel for a flow of protective gas formed inside the body and terminating at the working end via at least one opening for ejecting gas in the form of a jet towards the projecting portion of the electrode. According to the invention, the torch includes jet-enlarger means for enlarging the jet of gas, which jet-enlarger means are in the form of a convex open-work grid covering the gas ejection opening(s).
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Inventors:
Bon Bernard
Penny allen
Penny allen
Application Number:
JP2008516379A
Publication Date:
December 04, 2008
Filing Date:
June 15, 2006
Export Citation:
Assignee:
Areva Enupe
International Classes:
B23K9/29
Attorney, Agent or Firm:
Sadao Kumakura
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato