| 摘要 |
The present invention relates to a reinforcing bar coupler, for a spiral reinforcing bar, for coupling a pair of spiral reinforcing bars in a straight line, which includes, at one side of the inner part thereof, a protrusion accommodating groove screw-coupled to a spiral protrusion of the spiral reinforcing bar, and a loading part formed to have an inner diameter larger than an outer diameter of the spiral reinforcing bar, such that the end part of the spiral reinforcing bar is accommodated therein without rotation. |
