FIELD: transportation.
SUBSTANCE: device comprises the vehicle fixing unit elements located in the inner cavity 1 across the roadway 2, extending the cavity on the roadway surface 6 under the action of the rotating tie-rod 7 by means of a power electric drive 8 with a remote control system. Closed cavity with the formation of a through slot 5 with a rotating tie-rod is formed by means of two concentric steel pipes 7 and 9, the outer pipe 9 is concreted into the roadway and the inner pipe 7 is rotatable. Vehicle fixing unit is made in the form of an elastic closed casing 13 placed into the cavity inside the pipes, inflated in the operating mode by helium and extending from the slot 3 onto the roadway. Control system is further provided with optical proximity sensors 22 of the vehicle closing to the device speed.
EFFECT: device is designed for vehicle forced stopping.
1 cl, 4 dwg
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