Patent ID: 9547414
Date: 2017-01-17
CPC Classifications: G06F,H04H

Claim:
1. An operating device for operating at least one electric device having a plurality of functional parameters, said operating device comprising a touchscreen and a mechanical operating element, wherein the touchscreen is configured to display a plurality of symbols each corresponding to a different one of the plurality of functional parameters, wherein the operating device is configured to assign at least two functional parameters of the plurality of the functional parameters to the mechanical operating element in response to receiving a simultaneous selection by physical contact of at least two symbols of the plurality of symbols displayed on the touchscreen, and wherein the operating device assigns control over the at least two functional parameters to the mechanical operating element only while physical contact is maintained by a user pressing the at least two symbols on the touchscreen such that adjustment of the mechanical operating element correspondingly adjusts the at least two functional parameters only while physical contact is maintained by the user on the at least two symbols on the touchscreen corresponding to the at least two functional parameters.