DESIGN OF AUTOMATIC CROSSING ALARM Russian patent published in 2009 - IPC B61L29/22 

FIELD: transportation.

SUBSTANCE: device comprises the first (9), second (10), third (11) and fourth (12) points of axes count, which are installed at the borders of controlled crossing sections. Points of axes count comprises path-control transducers, which are installed at rail foot, and floor signal converters, which are installed in cable coupling in close proximity from path-control transducers and fixed to them by means of cables. The first (27) and second (28) computing instruments are connected to each other by data exchange circuits (24). Device comprises also the first and second uninterrupted power supply devices (25, 26), linear circuits, executive instruments of crossing automatics (36), relay (33) for artificial restoration of initial condition of automatic crossing alarm device, which includes relay (34) of crossing alarm, relay (35) for control of blinking instruments set serviceability.

EFFECT: invention expands functional resources of automatic crossing alarm device.

1 dwg