Protective head for outlet valves of beer barrels characterized in that it is formed from a sheet of thermoformable plastic material with an upper part (1) and a lateral flange (3), where said lateral flange (3) comprises: A first circular cylindrical section (11), defining a longitudinal axis, which is attached to the end of said upper part (1), An annular section (17), extending from the end of said first cylindrical section (11) towards said axis, wherein said annular section (17) is perpendicular to said axis, A second circular cylindrical section (21), A connecting section (19), extending from the end of said annular section (17) to the beginning of said second circular cylindrical section (21), A tear tongue (5), Wherein said protective head further comprises a line of weakness (23) that starts at an edge of said tear tongue (5), extends axially to said upper part (1), extends to an intermediate point (25) of said upper part (1) and, from said intermediate point (25), extends angularly on said upper part (1). (Machine-translation by Google Translate, not legally binding)
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