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Guardrail terminals
(United States. Patent and Trademark Office, 2013-08-27)
Devices and methods for supporting guardrail terminal installations that incorporate safety end treatments such as the GET and the SRT. Preferred embodiments are described wherein guardrail terminal installations are ...
Yielding post guardrail safety system incorporating thrie beam guardrail elements
(United States. Patent and Trademark Office, 2013-08-06)
A guardrail safety system includes a guardrail beam operable to contain and redirect an errant vehicle to prevent the vehicle from leaving a roadway. At least a portion of the guardrail beam includes a thrie beam. A support ...
Module for use in a crash barrier and crash barrier
(United States. Patent and Trademark Office, 2016-08-02)
A module suitable for use in a crash barrier has a diaphragm with opposite first and second sides. First and second cellular foam blocks are coupled to the first and second sides of the diaphragm respectively. A wrap layer ...
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 ...
Methods for the manufacture of a module for use in a crash barrier and assembly of the crash barrier
(United States. Patent and Trademark Office, 2016-12-27)
A method of manufacturing a module suitable for use in a crash barrier includes adhering first and second cellular foam blocks to opposite sides of a diaphragm and wrapping a wrap layer around a periphery of the first and ...
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 ...