Method and device for suppressing over-voltages

Details Method and device for suppressing over-voltages Method and device for suppressing over-voltages

1999-12-08

2002-06-25

Jackson, Stephen W. (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific voltage responsive fault sensor

C361S091500, C361S111000

Reexamination Certificate

active

06411481

ABSTRACT:

FIELD OF THE INVENTION
The present invention relates to a method and a device for reducing overvoltages.
BACKGROUND INFORMATION
A method and a device for reducing overvoltages are described in German Patent Application No. 44 33 045. In that publication a suppressor diode is used. Suppressor diodes of that type or similar suppressor components are generally very expensive.
SUMMARY OF THE INVENTION
The object of the present invention is, in a method and a device for reducing overvoltages, to dispense with expensive suppressor diodes or suppressor components.
In the case of the device and the method according to the present invention, one can dispense with expensive suppressor components, as elements that are already present are used.


REFERENCES:
patent: 4703388 (1987-10-01), Ruhnau
patent: 4835416 (1989-05-01), Miller
patent: 5130883 (1992-07-01), Edwards
patent: 44 32 520 (1996-02-01), None
patent: 44 33 045 (1996-03-01), None
patent: 0 179 194 (1986-04-01), None

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