B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
327/54
B23K 9/16 (2006.01) B23K 9/038 (2006.01) B23K 9/095 (2006.01) B23K 9/32 (2006.01)
Patent
CA 1250028
Abstract A gas-shielded arc welding apparatus automatically welds materials to be welded, such as rails or shape steel. The apparatus includes a gas-shielded chamber and a pair of side backing plates arranged within the chamber whereby the whole weld zone of the materials is gas shielded and a welding nozzle and shielding gas outlets are separated from each other. The apparatus also includes a welding apparatus proper and a control unit thereby performing the welding in a fully automatic manner.
501629
Higurashi Mizuho
Mori Saburo
Morishige Eiji
Nishi Yasuhiko
Nomura Hirokazu
Macrae & Co.
Nippon Kokan Kabushiki Kaisha
Nippon Kokan Koji Kabushiki Kaisha
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