The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 12, 2013

Filed:

Nov. 05, 2008
Applicants:

Holger Helmschmidt, Regensburg, DE;

Anton Hertlein, Herrieden, DE;

Inventors:

Holger Helmschmidt, Regensburg, DE;

Anton Hertlein, Herrieden, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
Abstract

A circuit for operating a household appliance includes a controller that controls processes of a household appliance, a switching power supply that supplies current to the controller, a pushbutton that couples the switching power supply to a supply grid, an electronic controller connected parallel to the pushbutton that is actuable by the switching power supply by a control connection, and a voltage storage connected between the control connection of the electronic controller and a reference potential.


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