| 摘要 |
A closure 1 for a cask 2 containing a carbonated drink, has a gas supply 4 provided with a valve 14, and an outlet passage 15, and is adapted to receive a removable racking device 7 on a head 6 projecting outside the cask 2, the head 6 having a groove 20 at least on a portion of its periphery, at least one locking means borne by said racking device 7 being adapted to engage the groove 20. <IMAGE> |
