| 摘要 |
The present invention relates to a sliding door. The sliding door according to the present invention has protrusion units formed on the upper surface of a door body to be coupled to guide grooves formed on the upper part of a door frame and moves in a sliding motion. Second protrusion units are formed on the upper surface of the protrusion units, and recessing units corresponding to the second protrusion units are formed on the upper part of the door frame. |
