DEVICE FOR ASSIGNING VEHICULAR TRAFFIC DIRECTION AT RAILWAY CROSSINGS Russian patent published in 1999 - IPC

FIELD: motor vehicle traffic regulation systems. SUBSTANCE: device has means for determining moving speed of vehicles each incorporating group of vehicle passage sensors arranged along motor road in front of traffic-control bar and coupled with alarm turn-on facility. The latter shapes signals for turning on respective alarm when alternating sequence of turned-on and turned- off sensors is formed and their change-over speed is reduced to critical value. At least one additional traffic lane is introduced at crossing for reversing traffic direction. EFFECT: improved railway crossing capacity. 1 dwg