Safety relay circuit for switching on electric systems of automo

Details Safety relay circuit for switching on electric systems of automo Safety relay circuit for switching on electric systems of automo

1988-03-08

1989-06-20

Shoop, Jr., William M.

Electrical transmission or interconnection systems

Vehicle mounted systems

Automobile

303 11, 303 65, 340452, B60T 1718

Patent

active

048411582

ABSTRACT:
A safety relay circuit for operating electric systems of automotive vehicles is disclosed. The circuit includes two series-connected change-over relays connecting the vehicle's electrical system to the operative voltage. The change-over relays are actuated by switches acted upon by a control circuit. The control circuit assures that the change-over relays are actuated alternatively.

REFERENCES:
patent: 4699435 (1987-10-01), Wupper

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