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.
Patent No.:
Date of Patent:
May. 01, 2012
Filed:
Oct. 24, 2008
Applicant:
Uwe Heimann, Wangen, DE;
Inventor:
Uwe Heimann, Wangen, DE;
Assignee:
Diehl AKO Stiftung & Co. KG, Wangen, DE;
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/975 (2006.01);
U.S. Cl.
CPC ...
Abstract
A capacitive touch switch for an operator control panel of an electrical domestic appliance includes a panel, a sensor area disposed in the panel, a printed circuit board disposed at a distance behind the panel, and a capacitive sensor element which is disposed between the panel and the printed circuit board, is in electrically conductive contact with the printed circuit board and is associated with the sensor area in the panel at a distance from the sensor area. The sensor area is formed by a plate of metal material, and a non-conductive insulating body is disposed between the plate and the capacitive sensor element.