Electrical transmission or interconnection systems – Switching systems – Condition responsive
Reexamination Certificate
2006-05-16
2006-05-16
Patel, Rajnikant B. (Department: 2838)
Electrical transmission or interconnection systems
Switching systems
Condition responsive
C307S154000, C315S291000
Reexamination Certificate
active
07045917
ABSTRACT:
A circuit arrangement for an electric appliance, having a control device and a power supply unit connected with an electric current supply connector for providing functional units, which are to be controlled, of the electric appliance with current. A switch is provided on the electric current supply connector for cutting off the power supply unit from the electric current supply connector on a primary side. The switch has a piezo switch which is open in the non-activated state. The circuit arrangement of this invention is used, for example, in connection with electronic household appliances.
REFERENCES:
patent: 4626698 (1986-12-01), Harnden et al.
patent: 4658155 (1987-04-01), Ohba et al.
patent: 199 23 148 (1999-11-01), None
patent: 199 44 235 (2001-03-01), None
patent: 199 32 453 (2001-10-01), None
Engelmann Harry
Schaupert Kurt
Patel Rajnikant B.
Pauley Petersen & Erickson
Schott AG
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