Now showing items 1-20 of 27

    • Ivey, Don L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Ivey, Don L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 1989-04-18)
      An advanced dynamic impact extension module, used to protect occupants of vehicles from the adverse effects of instantaneous deacceleration of a vehicle when the vehicle impacts an end of a concrete barrier wall is disclosed. ...
    • Hirsch, Teddy J.; Ivey, Don L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Alberson, Dean C.; Bligh, Roger P.; Bullard Jr., Lance D.; Buth, Eugene C.; Ross Jr., Hayes E.; Brown, Stephen L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Alberson, Dean C.; Bligh, Roger P.; Bullard Jr., Lance D.; Buth, Eugene C.; Ross Jr., Hayes E.; Brown, Stephen L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Alberson, Dean C.; Bullard, Lance D., Jr.; Bligh, Roger P.; Buth, Eugene C. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2004-05-04)
      A cable release anchor having an improved breakaway post design with a cable release feature. The cable release anchor includes upper and lower anchor portions that are readily separable from one another during an impact. ...
    • Ivey, Don L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Zimmer, Richard A. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2000-07-04)
      A novel energy absorbing module is described which is relatively inexpensive, easy to make and provides for a relatively consistent crush resistance along its length when impacted axially. The module is made up of a generally ...
    • Bligh, Roger P.; Ivey, Don L.; Buth, Carl E.; Ross, Hayes E. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2000-07-18)
      Apparatus and methods for preventing penetration of vehicles by causing the guardrail extruder terminal to contact and engage the frame or chassis of vehicles in a collision. In preferred embodiments, a guardrail extruder ...
    • Mak, King K. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 1994-09-20)
      A method of cushioning highway vehicle impacts and an improved end piece for a highway crash cushion or rail end treatment for concrete barriers or for guard rail terminals. The end piece has means to trap the bumper or ...
    • Buth, Eugene C.; Qureshy, Asif; Ross, Hayes E., Jr.; Sicking, Dean L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Sicking, Dean L.; Qureshy, Asif; Ross, Hayes E., Jr.; Buth, Eugene C. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Bligh, Roger; Brown, Steve; Buth, Eugene; Ross, Hayes E. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2004-04-06)
      A guardrail extruder terminal includes a rail feeder chute associated with a downstream end of the guardrail extruder terminal. The terminal also includes an impact portion associated with an upstream end thereof. The ...
    • Alberson, Dean C.; Bullard Jr., Lance D.; Karpathy, Christopher J.; Carney III, John F. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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. ...
    • Alberson, Dean C.; Bullard Jr., Lance D.; Karpathy, Christopher J.; Carney III, John F. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2006-09-26)
      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. ...
    • Alberson, Dean C.; Bullard Jr., Lance D.; Karpathy, Christopher J.; Carney III, John F. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2009-10-06)
      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. ...
    • Ivey, Don L.; Ross, Hayes E.; Beason, Lynn W. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 1992-10-20)
      A low profile road barrier that minimizes obstruction to vision and the ramping and rolling of automobiles which may be comprised of one or more interconnected concrete barrier segments stationed along the road or cast in ...
    • Ivey, Don L.; Buth, Carl E.; Mak, King K.; Sicking, Dean (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...
    • Ivey, Don L. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 1994-04-12)
      An elongated pedestrian safety barrier adapted to be longitudinally disposed between a roadway and an adjoining pedestrian walkway. The safety barrier features a concrete structure up to about 24 inches in height having ...
    • Ivey, Don L.; Zimmer, Richard A. (United States. Patent and Trademark Office; Texas A&M University. Libraries, 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 ...