摘要 |
A retaining clip for attaching signs to guardrails along highways comprising a body section having a central portion with at least two side flanges therealong, a clamp provided at each end of the body section and integral therewith, each clamp terminating in a closed portion, a wedge-shaped member having a pair of slots therein slidably mounted upon one of the clamps, and a turn screw threadably mounted in the central portion of the body having a hammer head at one end and a pressure plate for engagement with a guardrail at the other end. |