APPARATUS OF WELDING BURNER SETTING ON SEAM Russian patent published in 1995 - IPC

FIELD: welding equipment. SUBSTANCE: apparatus has burner 14 and contour following roller 6, that are located on movable carriage 2 in body 1 and connected with drive 28 of transverse motion and drive 18 of control after length of welding arc with the help of system of hinge connected spring-loaded levers, that provides control after form of welding surface, adjustment of arc length and adjustment of burner position across seam, that may be exercised simultaneously and in series without overlapping each other. EFFECT: apparatus facilitates quality of welding connection during welding of butt immovable joint of horizontally located pipes. 2 cl, 1 dwg