Cover Member, Method of Producing One Such Member and Dispenser Comprising One Such Member

摘要

A covering member (1) for mounting on a fastener ring (2), the ring and the covering member co-operating with each other to form a fastener device for fastening a dispenser system (3), such as a pump or a valve, on a receptacle neck (40), the covering member presenting a general configuration that is substantially cylindrical and that includes an outside wall (14) and an inside wall (15) for coming into clamping contact around the ring (2), the inside wall forming an array of grooves (16, 17) hollowed out in a base zone (151), the grooves extending in at least two different directions.