FIELD: railway transport. SUBSTANCE: device has feed source unit, transmitter, commutation unit, delay unit, receiver, threshold unit, signal generator, signalling unit, reactive element, and rail line. EFFECT: improved reliability. 2 cl, 5 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR ANNUNCIATION ABOUT TRAIN ARRIVAL | 0 |
|
SU1792858A1 |
| RAIL TRACK WORK SITE PROTECTION DEVICE | 1993 |
|
RU2070123C1 |
| DEVICE FOR INFORMING ON APPROACHING TRAIN | 0 |
|
SU1263568A1 |
| APPARATUS FOR WARNING OF TRAIN ARRIVAL AT TRACK REPAIR AREA | 0 |
|
SU1341092A1 |
| DEVICE FOR WARNING ABOUT APPROACHING TRAIN | 0 |
|
SU1122539A1 |
| TRAIN APPROACH WARNING DEVICE | 0 |
|
SU1328239A1 |
| DEVICE FOR GIVING NOTICE ON THE APPROACH OF A TRAIN | 0 |
|
SU1636283A1 |
| DEVICE FOR WARNING OF THE RAIL VEHICLE APPROACH | 0 |
|
SU897620A1 |
| DEVICE FOR WARNING ABOUT TRAIN APPROACH TO WORK SITE ON TRACK FOR SECTIONS WITH CODE RAIL CIRCUITS | 0 |
|
SU1311984A1 |
| DEVICE FOR WARNING OF TRAIN APPROACH TO WORKSITE | 0 |
|
SU1537595A1 |
