MOTOR VEHICLE BARRICADE Russian patent published in 2006 - IPC E01F13/12 F41H11/08 

FIELD: arrangements for obstructing or restricting traffic, particularly devices to forcedly stop vehicle.

SUBSTANCE: barricade comprises base and collapsible barrier made as multijoint articulated mechanism with pair of wheels. The mechanism is composed of crossing plates pivotally connected one to another in crossing points and at ends thereof, arresting members made as spikes installed on hinge axes, and barrier extending mechanism. The barrier extending mechanism comprises cylinder with piston and rod and compressed gas source. The barrier is provided with protective case having front lid for wheel semi-axles concealment. Front end of collapsible barrier is connected with rod by corbel provided with load on the first corbel end. The corbel has horizontal shelf with cut and orifice adapted to receive fingers of the first multijoint articulated mechanism link ends.

EFFECT: possibility to lay the barricade transversely to motor road and to arrange thereof along straight line, increased effective barricade length and reduced load applied to device components as a whole.

2 cl, 3 dwg