TRACK CIRCUIT FREQUENCY CONVERTER PHASING DEVICE Russian patent published in 1996 - IPC

Abstract RU 2070125 C1

FIELD: railway signalling and communication; traffic control. SUBSTANCE: device has direct phase relay and reversed phase relay connected into relay-interrupter circuit in supply circuit of which front contacts of repeaters of above-indicated relays are placed. These contacts are coupled with DC source through contacts of direct phase relay, reversed phase relay and phase sensitive track relay. EFFECT: enhanced reliability of traffic control. 1 dwg

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RU 2 070 125 C1

Authors

Popov V.G.

Sem'Janskikh A.I.

Kiselev S.G.

Kravtsov Ju.A.

Zenkovich Ju.I.

Dates

1996-12-10—Published

1992-04-20—Filed