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Pipe rack crash cushion
(United States. Patent and Trademark Office, 2001-01-30)
A collapsible crash barrier for use as and end treatment for a commonly known "Jersey Barrier" provides a frame assembly having a tubular construction and circular guides to control axial collapse of the barrier. A saddle ...
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. ...
Energy absorbing device having notches and pre-bent sections
(United States. Patent and Trademark Office, 2008-06-24)
According to one embodiment of the invention, an energy-absorbing device includes a section of material having a plurality of crush zones along a longitudinal length thereof, a first crush zone of the plurality of crush ...
Barrel crash cushions
(United States. Patent and Trademark Office, 2000-10-03)
Apparatus and methods are described relating to barrel crash cushions which readily collapse when impacted from a substantially end-on direction, and are more capable than conventional designs of substantially redirecting ...