| 摘要 |
A device is provided for fastening a distribution component on a vessel neck. The fastening device includes a retainer ring comprising a skirt defining an internal wall and an external wall, with the internal wall adapted to contact the external wall of the neck. The device also includes a lining collar surrounding the skirt of the retainer ring, the lining collar defining an internal wall and a visible external wall. The external wall of the skirt is formed with longitudinal external ribs extending at over the height of the skirt. The external ribs are in fitting contact against the internal wall of the collar. |
