FIELD: storing or distributing gases or liquids.
SUBSTANCE: device comprises cylindrical housing with space for supplying and discharging gas, means for directing the drill, and seals. The housing is provided with thread at its one end, longitudinal groove for receiving the slide made for permitting movement along the groove, and with mechanism for fastening. The means for directing the drill is made of a bushing with passage and lid and is secured to the slide. The thread at one of the ends of the housing is made for threaded ring of the vessel neck, and the other end of the housing is provided with seat for the hose for discharging gas.
EFFECT: enhanced reliability.
1 cl, 1 dwg
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