| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a joint that can connect a gas filling port of a container valve and a pipeline with a simple method without using a tool and can suppress damage of a container caused by colliding with the container, and provide a gas filling device.SOLUTION: A joint connects a branch filling line 33 to a projection port, which is a gas gateway of a container valve attached to a container body and functions as a male screw, by screwing a cap nut 51 to the projection port. The joint has a coating member 52 that coats an outer peripheral surface 51a of the cap nut 51 and comprises an elastic material.</p> |
