Electricity: electrical systems and devices – Control circuits for electromagnetic devices – For relays or solenoids
Reexamination Certificate
2006-01-31
2006-01-31
Sircus, Brian (Department: 2836)
Electricity: electrical systems and devices
Control circuits for electromagnetic devices
For relays or solenoids
C361S018000
Reexamination Certificate
active
06992875
ABSTRACT:
An electronic device, in particular a control unit including an electromagnetic actuator, whose coil is at the same time part of a voltage transformer. The coil is connected through a switch to an operating voltage potential or to a reference potential. A capacitor is also provided. The coil, the capacitor and the switch constitute a voltage transformer.
REFERENCES:
patent: 3969655 (1976-07-01), Gertsch
patent: 4549127 (1985-10-01), Taylor et al.
patent: 5818205 (1998-10-01), Borho et al.
patent: 5930104 (1999-07-01), Kadah et al.
U. Tietze and Ch. Schenk, “Halbleiterschaltungstechnik”, ninth edition, Springer-Verlag, Berlin.
Breunig Volker
Schenk Joachim
Nguyen Danny
Robert Bosch Gmbh
Sircus Brian
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