Liquid storage system with draining system has connector that has tubular breaker for breaking cross weld lines to drain liquid, in which cross weld lines form corner with closed step coupled to neck portion that is fitted with tap

摘要

The system includes longitudinal weld lines, cross weld lines, and delta weld lines. The system also has a filling opening that is closed by a weld after being filled with liquid. The cross weld lines form a corner provided with a closed step which is coupled to a neck portion retained by a nut. The nut is arranged at the external section of the closed step. The neck portion can be fitted with a tap for discharging the liquid product. A connector is provided for draining the liquid content. The connector has a tubular breaker for breaking the cross weld lines to drain the liquid.