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CONTROL DEVICE FOR AN ELECTRICAL APPLIANCE AND CONTROL METHOD

  • US 20080111428A1
  • Filed: 11/13/2007
  • Published: 05/15/2008
  • Est. Priority Date: 11/14/2006
  • Status: Active Grant
First Claim
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1. Control device for an electrical appliance, said control device having a control element positioned in a movable and removable manner on a support of said control device, wherein said control element is provided with an underside and with a plurality of sensor surfaces on said underside for a contactless capacitive signal coupling between signal generators on or beneath said support and said sensor surfaces, wherein said sensor surfaces are coupled to contact surfaces on said control element, wherein said contact surfaces are contactable or operable by an operator for a control function by signal coupling at the signal generators, wherein a plurality of said signal generators and said sensor surfaces are provided along corresponding concentric circles on said support and said control element, wherein more of said sensor surfaces are provided as of said signal generators.

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