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Now showing items 11-20 of 20
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 ...
Tension guardrail terminal
(United States. Patent and Trademark Office, 2014-11-11)
A terminal portion of a guardrail safety system includes a terminal portion of a guardrail beam having a downstream end and upstream end. The terminal portion of the guardrail beam slopes from a height appropriate for ...
Tension guardrail terminal
(United States. Patent and Trademark Office, 2011-02-08)
A terminal portion of a guardrail safety system includes a terminal portion of a guardrail beam having a downstream end and upstream end. The terminal portion of the guardrail beam slopes from a height appropriate for ...
Slot guard for slotted rail terminal
(United States. Patent and Trademark Office, 2002-08-20)
Slot guards for a slotted rail terminals are described having a central section and a pair of wing portions that are angularly disposed with respect to the central portion. The wing portions are folded away from the plane ...
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 ...
Guardrail safety system for dissipating energy to decelerate the impacting vehicle
(United States. Patent and Trademark Office, 2010-04-13)
In accordance with a particular embodiment of the present invention, an end treatment of a guardrail safety system includes a terminal portion of a guardrail beam that has a downstream end and an upstream end. The terminal ...
Guardrail extruder terminal
(United States. Patent and Trademark Office, 1990-05-29)
A guardrail extruder terminal for flattening a W-beam guardrail and bending the guardrail to dissipate the energy of a vehicle impacting the end of the guardrail includes a feeder chute. The feeder chute is provided with ...
Cable anchor bracket
(United States. Patent and Trademark Office, 2009-04-14)
According to one embodiment, a cable anchor system for an end terminal includes a cable anchor bracket configured to couple to a guardrail, in which the cable anchor bracket includes a flat plate having an aperture formed ...
Collision performance side impact (automobile penetration guard)
(United States. Patent and Trademark Office, 1998-08-11)
Apparatus and methods are described for preventing the penetration of vehicles by narrow objects such as guardrail ends or portions of a guardrail end treatment during a collision. In one embodiment, portions of an ET-2000 ...
Guardrail extruder terminal
(United States. Patent and Trademark Office, 1992-01-07)
A guardrail extruder terminal for flattening a folded or W-beam guardrail and bending the guardrail to dissipate the energy of a vehicle impacting the end of the guardrail includes a feeder chute. The feeder chute is ...