NONCONSUMING ELECTRODE GAS-SHIELDED ARC WELDING TORCH Russian patent published in 1996 - IPC

FIELD: hand arc welding. SUBSTANCE: torch for nonconsuming electrode welding by gas-shielded arc has current-and-gas conduit 1 connected through manifold 3 with two relatively spring-loaded current-and-gas carrying pipes 2 with tips 18 and external insulation passing through nonround hole of lock 6 and secured by one cone in handle through insert, and by other end hinge-coupled with welding head body. Cap 10 for fixing electrode 11 by collet and ceramic nozzle 14 form welding head. Welding head has additionally bushing 5 made of insulating material, sealing ring 15 and insulating ring 13. Lock 6 is rigidly secured on bushing 5 arranged inside handle. Sealing ring 15 is installed between body and cap, and insulating ring 13 is placed between body and ceramic nozzle 17 of welding head. Taper plug made of flexible material is secured inside bushing on current-and-gas conduit. EFFECT: enlarged operating capabilities. 2 cl, 6 dwg