B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
B23K 9/23 (2006.01) B23K 9/007 (2006.01) B23K 10/00 (2006.01) B23K 10/02 (2006.01) B23K 37/06 (2006.01)
Patent
CA 2378351
A welding apparatus (10) for welding two or more overlapping members (72, 74) having a tenacious surface oxide layer, the apparatus (10) comprising a plasma arc torch (12) operable to form a weld pool (80) in a work piece (34), and weld pool disturbing means operable, in use, to disturb a weld pool (80) formed by the plasma arc torch (12), the weld pool disturbing means comprising a disturbing member (56) which is movable into the weld pool (80). The apparatus (10) may include a support member (58) adapted to support the weld pool (80).
L'invention concerne un appareil de soudage (10) pour souder deux ou plusieurs éléments qui se chevauchent (72, 74) et présentent une couche d'oxyde de surface tenace. Cet appareil (10) comprend un chalumeau à arc de plasma (12) permettant de former un bain de fusion (80) dans une pièce (34) ainsi que des moyens permettant de troubler ce bain (80) formé par le chalumeau (12). Ces moyens prévus pour troubler le bain comprennent un élément (56) qui peut se déplacer dans le bain (80). Cet appareil (10) peut comprendre un élément de support (58) adapté pour supporter le bain (80).
Hill & Schumacher
International Aluminium Holdings Limited
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