| 主权项 |
1. A cap for a gas vessel comprising:
one or more gas injection adaptors integrally provided so as to be separable from the cap; a gas exhaust unit that is configured to be coupled to a mounting cup while pressing a valve stem of the gas vessel, the gas exhaust unit is integrally formed in a storage hole, which is formed on the upper surface of the vessel cap, through ribs so as to be separable, the gas exhaust unit being separated from the vessel cap by breaking the ribs when the gas exhaust unit is used, wherein the gas exhaust unit comprises: a pressing part formed in the central portion of an insertion part, which protrudes toward the bottom of the mounting cup, to press a valve stem of the gas vessel; a plurality of extension ends bilaterally extending from the edge of the insertion part so as to be symmetric to each other; and a plurality of coupling ends that protrude from the plurality of extension ends, respectively, and are stopped by and coupled to the mounting cup to make the pressing part press the valve stem of the gas vessel. |
