主权项 |
1. A C-shaped clamping device, comprising: a C-shaped clamp having facing parts on opposite ends thereof; a cylindrical member inserted into a C-ring of the clamp; a coupler installed in the clamp and passing through the facing parts of the clamp, thus providing force of grasping the member; and an interference ring interposed between the facing parts of the clamp,
wherein the interference ring has an inner diameter equal to an outer diameter of the coupler and is inserted into the coupler, with a stopper provided on a portion of an outer circumferential edge of the interference ring, the stopper protruding into the clamp, and the cylindrical member has a depression formed around an outer circumferential surface of the cylindrical member, the depression receiving the stopper of the interference ring therein. |