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Apparatus and methods for strengthening guardrail installations
(United States. Patent and Trademark Office, 2003-06-10)
Devices and methods for strengthening the upper portions of the support posts for guardrails and guardrail end treatments against the forces that are imparted to the post during an impact. The upper portions of support ...
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 ...
Deflector Bracket And Cable Anchor For Guardrail Terminal
(United States. Patent and Trademark Office, 2022-05-10)
A cable anchor deflector bracket includes a first portion and a second portion. The first portion is coupled to a guardrail at a location adjacent to a cable anchor bracket, which is an attachment point where a cable couples ...