| Patents for E01F 13 - Arrangements for obstructing or restricting traffic, e.g. gates, barricades (5,265) |
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| 02/25/1986 | US4572080 Movable stops for railway vehicles |
| 02/18/1986 | US4571118 Simulated tubular highway safety device |
| 01/29/1986 | EP0169296A1 Drive mechanism |
| 01/29/1986 | EP0169200A1 Movable buffer stop apparatus for railway tracks |
| 01/02/1986 | EP0166145A1 Road barrier |
| 11/26/1985 | US4554695 Vehicular road block |
| 11/12/1985 | US4552341 Method of protecting a roadway maintenance and construction site |
| 10/01/1985 | US4544303 Protective traffic barrier |
| 09/25/1985 | EP0155461A1 Portable traffic marker |
| 09/04/1985 | EP0153543A1 Process for making a safety barrier, and safety barrier obtained by this process |
| 08/20/1985 | US4535974 For use in parking lots |
| 08/06/1985 | US4533122 Barrier system |
| 07/31/1985 | EP0149963A1 Roadway barrier |
| 07/30/1985 | US4531472 Indicator and barrier assembly for parking space |
| 07/30/1985 | US4531325 Hinged vehicle gate arm |
| 07/16/1985 | CA1190422A1 Extensible and retractable barrier |
| 07/02/1985 | US4526347 Fence assembly |
| 06/25/1985 | US4524953 Adjustable protective rope barrier |
| 05/22/1985 | EP0142279A2 Battery powered lamp unit and supporting container |
| 05/15/1985 | EP0141564A2 A base to maintain an upstanding element |
| 05/08/1985 | EP0139954A1 Frame consisting of detachable structural members |
| 05/07/1985 | US4516109 Road barricade flasher light combination |
| 05/07/1985 | US4515499 Traffic lane delineator |
| 04/02/1985 | CA1184797A1 Fence assembly |
| 03/05/1985 | US4503423 Extensible and retractable barrier and electromagnetic intrusion detector therefor |
| 02/26/1985 | CA1183032A1 Automatic traffic control gate |
| 01/15/1985 | US4493164 Method and apparatus for door protection |
| 12/27/1984 | EP0128897A1 Skirt member for crossing guard rail |
| 12/25/1984 | US4490068 Hydraulic safety barrier traffic-way controller |
| 11/06/1984 | CA1177299A1 Parking space guard |
| 10/03/1984 | EP0120795A1 Pivotable feet and street furniture, especially portable barrier units comprising such feet |
| 10/02/1984 | US4473948 Tire puncturing device |
| 09/27/1984 | WO1984003671A1 Movable stops for railway vehicles |
| 08/14/1984 | US4465262 Portable expandable barrier |
| 07/31/1984 | US4462573 Support post for temporary guard-rail chains |
| 07/31/1984 | CA1171631A1 Framework comprising separably connected profile bars |
| 07/03/1984 | US4457105 Barrier assembly |
| 06/21/1984 | WO1984002314A1 Skirt member for crossing guard rail |
| 06/19/1984 | US4455103 Framework comprising separably connected profile bars |
| 03/06/1984 | US4434578 Automatic traffic control gate |
| 12/27/1983 | CA1159538A1 Electrically controlled safety mechanism for highway exit ramp |
| 11/30/1983 | EP0095032A1 Pivoting obstruction post for parking lots |
| 11/22/1983 | US4416085 Automatic gate opener |
| 11/16/1983 | EP0094306A1 Enclosure especially intended to surround sports grounds |
| 10/26/1983 | EP0092282A1 A retractable road barrier |
| 08/31/1983 | EP0087351A1 Device for blocking the access, particularly for individual parking spaces |
| 07/20/1983 | EP0083983A1 Road barriers and road signs |
| 07/19/1983 | US4394005 Collapsible traffic barricade |
| 05/17/1983 | US4383782 Traffic barricade |
| 05/17/1983 | CA1146394A1 Audience control barrier |
| 05/10/1983 | US4382714 Vehicle disabling means |
| 04/06/1983 | EP0020659B1 Safety barrier for defining boundaries of roadway |
| 03/15/1983 | US4376594 Traffic guide employable as a median barrier and road edge barrier |
| 03/15/1983 | CA1142803A1 Traffic barricade |
| 02/09/1983 | EP0071213A2 Laminated article for construction purposes, and its application |
| 02/08/1983 | US4372536 Traffic barricade |
| 02/01/1983 | US4371284 Barrier extension adapter |
| 01/26/1983 | EP0070362A1 Frame consisting of detachable profiles |
| 01/12/1983 | EP0069473A1 A fence assembly |
| 01/11/1983 | US4367975 Traffic barriers |
| 12/21/1982 | US4364200 Automatically operable automotive vehicle gate apparatus provided with self protection and automotive protection |
| 12/07/1982 | US4362433 Flood disaster control bag |
| 12/07/1982 | US4362424 Speed bump |
| 11/30/1982 | US4361314 Device for attaching a second component to a first component in a secure but detachable manner |
| 11/30/1982 | US4361313 Dismountable barrier |
| 11/24/1982 | EP0065199A2 Coupling system for establishing delimitating structures, and interconnectable blocks for said system |
| 11/02/1982 | US4356668 Method and apparatus for door protection |
| 11/02/1982 | US4356666 Flexible parking space barrier |
| 10/19/1982 | US4354771 Motorized curb barrier traffic-way controller |
| 10/19/1982 | CA1133738A1 Pivoting breakaway coupling system |
| 08/17/1982 | CA1129695A1 Barricade bracket |
| 08/03/1982 | US4342525 Retractable speed bump |
| 06/08/1982 | US4333268 Energy saving electrically actuated barrier gate control means operable from solar energy |
| 06/01/1982 | US4332503 Apparatus for signaling direction of travel on a road bed |
| 04/20/1982 | US4325651 Protected traffic controller spikes |
| 04/06/1982 | CA1121129A1 System for anchoring structural members |
| 03/16/1982 | US4320380 Electronically controlled safety mechanism for highway exit ramp |
| 03/02/1982 | US4318079 Motorized tire barrier and signal barrier traffic-way controller |
| 02/09/1982 | CA1117993A1 Handrail and crash rail |
| 01/26/1982 | US4312600 Traffic barricade |
| 01/19/1982 | US4311983 Vehicle parking signal device |
| 01/06/1982 | EP0042855A1 Hollow section of synthetic material |
| 12/30/1981 | EP0042810A2 Means for resiliently connecting two tube sections coaxially end to end, and uses |
| 11/10/1981 | US4299507 Two-piece controlled motion hinge coupler joint |
| 11/03/1981 | US4298186 Hollow plastic barricade |
| 10/27/1981 | US4296573 Audience control barrier |
| 08/04/1981 | US4281524 Key-controlled lock for a barrier cable |
| 07/23/1981 | WO1981002033A1 Hollow section of synthetic material |
| 06/02/1981 | CA1102155A1 Device for reserving individual parking areas |
| 06/02/1981 | CA1102086A2 Roadway/traffic delineator |
| 05/27/1981 | EP0029035A1 Barrier with retractable post |
| 04/28/1981 | CA1099970A1 Dismountable barrier |
| 04/01/1981 | EP0026166A1 A device for attaching a second component to a first component in a secure but detachable manner |
| 03/31/1981 | US4258502 Moving automated toll collectors |
| 03/17/1981 | US4255913 Hollow sleeve brackets |
| 03/03/1981 | US4253777 Disposable traffic barricade |
| 02/24/1981 | US4253085 Flashing light indicator structures |
| 01/07/1981 | EP0020659A1 Safety barrier for defining boundaries of roadway. |
| 11/27/1980 | WO1980002576A1 Barrier with retractable post |
| 11/11/1980 | US4232484 Apparatus for moving toll bars or the like |