FIELD: railway transport; signalling and communication. SUBSTANCE: ringing pulse train is sent from central station at the end of which train axle counter transmitting device is started. This located in line point transmits state of counters to central station along communication line. Device has first and second track pickups, first and second signal converters, first, second, third and fourth counters, comparator unit, majority element, control reception flip-flop, multiplexer unit, pulse generator, frequency divider, encoding unit, pulse train sequence shaper, counter-distributor, transmission beginning flip-flop, NOT gate and OR gate. EFFECT: enhanced reliability of control. 1 dwg
Authors
Dates
1998-10-20—Published
1996-12-17—Filed