| 摘要 |
The present invention relates to a coupler for an air tank comprising: a plug whose one portion is coupled to a discharge tube of the air tank, and the other portion is coupled to a coupler of a regulator connected to a breathing mask to supply air of the air tank to the regulator through the coupler; and a shield protector which is fixed to the plug, coupler, or discharge tube, and protects the fastening portion of the plug and the coupler by shielding the same to be waterproofed. The present invention is able to protect the fastening portion, in which the plug and the coupler are coupled, by shielding the same. |
