END PLUG FOR A ROLL OF MATERIAL, ROLL OF MATERIAL AND RETENTION MECHANISM IN A DISPENSER

摘要

The invention relates to an end plug (5, 5', 5'') for a roll of material to be inserted into a retention mechanism (1), comprising a receiving portion (60) with dimensions to fit into a hollow core of the roll of material; and a bearing member (70) with dimensions to fit into the retention mechanism, the bearing member comprising a bearing pin (80) comprising a counter surface (8 2) facing the receiving portion; and a locking surface (90) for locking the end plug in an end position (250) in the retention mechanism, the locking surfac e being arranged between the receiving portion and the bearing pin, the lockin g surface having at least one portion inclined with respect to the longitudina l axis of the bearing pin by an angle (alphal, alpha2, alpha3) to the longitudinal axis (500) of the bearing pin in the range of 117~ to 141~.