AUTOMATIC MONITORING DEVICE FOR TRANSPORTATION FACILITY POWER SUPPLY SYSTEM Russian patent published in 1997 - IPC

Abstract RU 2090896 C1

FIELD: transport engineering. SUBSTANCE: device has voltage divider 1, comparators 2, 5, 9, 14, 17, double-threshold comparator 12, reference-signal sources 3, 11, switches 4, 13, AND gates 6, 10, 15, 18, OR gate 7, displays 8, 16, 19. EFFECT: enlarged functional capabilities. 1 dwg

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RU 2 090 896 C1

Authors

Jurchakov V.P.

Moroz S.M.

Dates

1997-09-20—Published

1993-03-27—Filed