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Steel yielding guardrail support post
(United States. Patent and Trademark Office, 2005-06-07)
A guardrail support post includes a continuous structural member having a top edge, a bottom edge, and a generally uniform cross section from the top edge to the bottom edge. The structural member includes first and second ...
Cable guardrail release system
(United States. Patent and Trademark Office, 2005-08-23)
A cable guardrail release system includes a first number of anchor posts installed adjacent a roadway. Each of the first number of anchor posts secures an end of a respective cable. Each anchor post is operable to release ...
Locking hook bolt and method for using same
(United States. Patent and Trademark Office, 2005-09-27)
A locking hook bolt, which may be used for securing cable to support posts in guardrail assemblies, and a method for using the same are provided. The locking hook bolt includes a first leg, a second leg, and an arcuate ...