WELDING HELMET

摘要

protective facilities for worker during performing welding jobs. SUBSTANCE: welding helmet has headset with retaining clamps, casing with combined viewing window including light filter made from colored glass and horizontal slit defined by device made from colorless glass. Slot is positioned in upper part of combined viewing window. Movable shield is positioned on front part of headset. EFFECT: simplified construction and wider operational capabilities. 2 cl, 3 dwg