| Patents for E01F 15 - Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact (6,603) |
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| 02/09/1982 | CA1117993A1 Handrail and crash rail |
| 12/30/1981 | EP0042645A2 Obstacle protection arrangement |
| 12/29/1981 | US4307973 Road barrier |
| 12/29/1981 | US4307876 Energy absorption apparatus |
| 12/22/1981 | US4306362 Blade assembly |
| 12/22/1981 | CA1114795A1 Reflection device for roadside marking |
| 12/08/1981 | US4304395 Bearing pad for supporting a brace for a highway fence |
| 12/01/1981 | US4303723 Barium sulfate in chlorinated polyethylene coated on pvc impregnated mexh sheet, laminated to metal |
| 10/20/1981 | US4295637 Guard rail |
| 09/22/1981 | US4290712 Plastic post apparatus and methods |
| 09/22/1981 | US4290585 Vehicle-stopping device for safety barriers |
| 09/15/1981 | US4289419 Inertial barrier system |
| 09/15/1981 | US4289301 Post for a guard rail |
| 09/08/1981 | US4288061 Safety barrier which is especially useful for motorways |
| 08/12/1981 | EP0033711A2 Sound barrier material |
| 06/30/1981 | CA1103965A1 Highway sacrificial barrier |
| 06/02/1981 | CA1102086A2 Roadway/traffic delineator |
| 05/26/1981 | US4268992 Tree protector |
| 05/19/1981 | US4268186 Road guard belt |
| 05/12/1981 | US4266917 Method and machine for slip forming median barrier walls for highways |
| 05/12/1981 | CA1100800A1 Device in concrete blocks |
| 04/28/1981 | CA1099970A1 Dismountable barrier |
| 01/07/1981 | EP0020659A1 Safety barrier for defining boundaries of roadway. |
| 10/15/1980 | EP0017136A1 Plastic post apparatus and methods |
| 10/01/1980 | EP0015927A1 A reflection device for roadside marking. |
| 09/17/1980 | EP0015257A1 Improvements in limit marking units |
| 09/16/1980 | US4222552 Highway guardrail cover |
| 09/16/1980 | CA1085574A1 Knockover roadway marker post |
| 08/06/1980 | EP0014172A1 Protective wall for road-vehicle guidance and for shielding residents from traffic noise |
| 08/06/1980 | EP0014171A1 Safety guide for road traffic |
| 08/05/1980 | CA1082969A1 Tongue-and-groove coupling for highway traffic barricade |
| 06/26/1980 | WO1980001292A1 Device for traffic guiding use able as a separation and edging means for the road |
| 04/29/1980 | US4200310 Energy absorbing system |
| 04/29/1980 | US4200261 Handrail and crash rail |
| 04/15/1980 | US4198036 Inflatable protective cushion |
| 02/26/1980 | US4190380 Device in concrete blocks |
| 02/26/1980 | US4190376 Fastening device for a safety fence beam |
| 02/26/1980 | US4190275 Impact attenuator |
| 02/20/1980 | EP0007963A1 Method and device for measuring or detecting a mechanical change of state or its time derivative |
| 02/05/1980 | US4186913 Barrier |
| 01/15/1980 | US4183505 Guard barrier system |
| 01/15/1980 | US4183504 Highway sacrificial barrier |
| 01/08/1980 | CA1069361A1 Concrete block, primarily intended for use as a road barrier |
| 10/18/1979 | WO1979000809A1 A reflection device for roadside marking |
| 08/23/1979 | WO1979000559A1 Improvements in limit marking units |
| 07/03/1979 | CA1057545A1 Safety barrier for motorways and method of manufacture of the said safety barrier |
| 06/28/1979 | WO1979000369A1 Method and device for measuring or detecting a mechanical change of state or its time derivative |
| 05/22/1979 | CA1054772A1 Breakaway coupling assembly with fracture-initiating washer |
| 03/27/1979 | US4146212 Metal railing |
| 03/20/1979 | CA1050797A1 Cable-reinforced safety barrier |
| 02/06/1979 | US4138095 Roadway barrier |
| 02/06/1979 | US4138093 Guard rail cell |
| 12/12/1978 | CA1044263A1 Device for absorbing impact energy |
| 11/07/1978 | CA1041814A1 Impact barrier and restraint |
| 10/24/1978 | CA1040911A1 Median barrier for highways and the like |
| 10/03/1978 | US4118014 For structures such as highway abutments |
| 09/12/1978 | US4113400 Impact resistant tongue-and-groove coupling for highway traffic barricades |
| 09/12/1978 | US4113110 Pallet rack and post protector assembly |
| 08/15/1978 | US4106879 Knockover roadway marker post |
| 08/15/1978 | CA1036313A1 Reusable yielding post supports |
| 08/08/1978 | US4105353 Barrier with internal drainage duct |
| 07/18/1978 | US4101115 Crash cushion |
| 06/20/1978 | US4095560 Baled tire process |
| 05/23/1978 | US4090694 Go-cart guard rail |
| 05/16/1978 | US4089615 Concrete block, primarily intended for use as a road barrier |
| 04/25/1978 | US4086015 Crash moderation system for roads, highways, railways, airfields and harbors |
| 03/21/1978 | US4079924 Shock absorber |
| 02/21/1978 | USRE29544 Energy absorbing deceleration barriers |
| 02/21/1978 | US4075473 Cable-reinforced safety barrier |
| 02/14/1978 | US4073482 Inertial barrier system |
| 02/07/1978 | US4072022 Apparatus for protecting bridge pillars |
| 01/03/1978 | US4066244 Vehicular energy absorber |
| 12/20/1977 | US4063713 Guard rail |
| 12/13/1977 | US4062521 Safety barrier which is especially useful for motorway and a method of manufacture of the said safety barrier |
| 11/22/1977 | US4059362 Concrete highway traffic barricade having integrally formed coupling |
| 11/08/1977 | US4057141 Baled tire product |
| 09/13/1977 | US4047702 Device for absorbing impact energy |
| 09/13/1977 | US4047701 End assembly for roadway guard rail |
| 06/21/1977 | US4030706 Highway guard rail bumper guard |
| 05/10/1977 | US4022452 Pole guard |
| 05/10/1977 | US4021977 Reusable yielding post supports |
| 04/12/1977 | US4017200 Highway lane divider barrier and apparatus for shifting the same |
| 03/29/1977 | US4014560 Traffic barricade dolley |
| 02/22/1977 | US4008915 Impact barrier for vehicles |
| 02/15/1977 | US4007917 Structures for absorbing impact energy |
| 01/25/1977 | US4004857 Moveable barrier apparatus for roadway |
| 12/14/1976 | US3997150 Shock absorbing guard |
| 12/14/1976 | US3997149 Shock absorbing guard |
| 09/28/1976 | US3982735 Dismantable and directable rail or balustrade |
| 09/28/1976 | US3982734 Impact barrier and restraint |
| 09/21/1976 | US3981486 Shock absorber and guide rail assembly including the same |
| 09/14/1976 | US3980279 Interlocking system for roadway traffic barriers |
| 07/06/1976 | US3967704 Vehicle decelerating means |
| 06/29/1976 | US3966173 Median barrier for highways and the like |
| 06/15/1976 | US3963218 Vehicle guardrail with metal core |
| 05/25/1976 | US3958890 Apparatus and method for moving roadway lane dividers |
| 05/04/1976 | US3954253 Safety barrier including a method for erecting the same |
| 04/20/1976 | US3951384 Impact absorbing device |
| 03/23/1976 | US3945747 Edging guide |
| 03/16/1976 | US3944187 Roadway impact attenuator |