Patent ID: 8869846

Claim:
Neck end for a filling neck of a container, comprising: a pipe piece which runs along a neck axis; and a closure mechanism that includes an upper pivoting flap arranged in the pipe piece and a lower sealing flap arranged thereunder, wherein the upper pivoting flap and the lower sealing flap are articulated about respective upper and lower articulation points on opposite sides of the pipe neck, wherein the upper pivoting flap can be opened with its end opposite the upper articulation point along a first circular segment path as a result of a pivoting movement about the upper articulation point by the pressure of an introduced filling pipe, and the lower sealing flap can be opened along a second circular segment path as a result of a pivoting movement about the lower articulation point, wherein the lower sealing flap is arranged in such a manner that it is arranged at an angle to a cross-sectional plane of the pipe neck arranged at right angles to the neck axis when in the closed state, and wherein the lower articulation point is arranged above the lower end of the first circular segment path.