| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable continuous utilization by easily and reliably performing attachment/detachment of a general-purpose gas cylinder and injection thereinto.SOLUTION: An attachment, in which a nozzle part for gas injection and a general-purpose gas cylinder nozzle insertion part are integrated together, is made of aluminum to enable prevention of gas leakage during the injection, prevention of damage to an object, and continuous utilization.</p> |
