FIELD: interval control of train traffic. SUBSTANCE: device has rail line bounded by insulated joints, d.c. signal source, track relays, decoders, a.c. signal source, a.c. power supply with leads, check relay, line relay, slow- action line relay repeater with contacts, and light-out relay with contacts. EFFECT: improved design. 1 dwg
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APPARATUS FOR TRANSLATING CODE IN PULSED TRACK CIRCUIT | 0 |
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Authors
Dates
1995-11-20—Published
1992-04-20—Filed