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Now showing items 11-20 of 34
Hybrid energy absorbing reusable terminal
(United States. Patent and Trademark Office, 2007-07-24)
An energy absorbing terminal is described that is made up of a plurality of cells partially defined by cambered panels made of thermoplastic or another suitable material. The panels are supported upon rectangular frames. ...
Box beam terminals
(United States. Patent and Trademark Office, 2007-03-06)
Guardrail installation designs are described that incorporate a box beam rail as the structural rail member. The box beam rail member may have an open cross-section or a closed cross-section. An impact head is provided to ...
Cable anchor bracket
(United States. Patent and Trademark Office, 2007-07-17)
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 ...
Slotted rail terminal
(United States. Patent and Trademark Office, 1995-04-18)
A slotted rail terminal for highway guardrails. The rail of the terminal contains at least one slotted section extending along the rail and having at least one longitudinal slot of a size sufficient to reduce the ability ...
Thrie-beam terminal with breakaway post cable release
(United States. Patent and Trademark Office, 1996-04-02)
An end treatment for a thrie-beam type guardrail and a safety device specifically oriented toward trucks, vans and other utility vehicles having high profiles and centers of gravity. A slotted thrie-beam terminal is featured ...
Metal beam rail terminal
(United States. Patent and Trademark Office, 1995-02-21)
The invention features a new and improved safety treatment for rails, such as a highway guardrail or barrier, which through compression of elongated segments of a telescoping terminal dissipates energy from vehicle impacts ...
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 ...
Advanced dynamic impact extension module
(United States. Patent and Trademark Office, 1990-03-20)
An advanced dynamic impact extension module, used to protect occupants of vehicles from the adverse effects of extremely rapid deacceleration of a vehicle when the vehicle impacts an end of a concrete barrier wall is ...
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 ...