Method and device for overvoltage protection in dual-voltage...

Electrical transmission or interconnection systems – Vehicle mounted systems – Automobile

Reexamination Certificate

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C320S104000

Reexamination Certificate

active

06894404

ABSTRACT:
A method and a device are for overvoltage protection in dual-voltage vehicle electrical systems that have a different level of voltage. A switching element is positioned in at least one branch of the vehicle electrical system on the higher voltage level, and a voltmeter unit is located in the vehicle electrical system on the lower voltage level. The switching element is controlled by the voltmeter.

REFERENCES:
patent: 3108205 (1963-10-01), Bancroft
patent: 5402056 (1995-03-01), Ketterling
patent: 6181101 (2001-01-01), Arai et al.

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