| 主权项 |
1. An air valve comprising:
a valve body into which an air cut-off unit is inserted; and a valve cap preventing the air cut-off unit from being discharged outside of the valve body, wherein the valve body comprises an air inlet formed through one side of the valve body and an air outlet formed through the one side of the valve body, wherein the air cut-off unit comprises an air duct corresponding to the position of the air inlet or the air outlet, and a blocking member selectively blocking the air inlet or the air outlet, wherein the air cut-off unit is pressed to match the position of the air duct with the position of the air inlet or the air outlet, and wherein the valve body and the valve cap are coupled to each other by a snap-fit method. |
