| 摘要 |
The device has a first actuation element (12) and at least one second actuation element (12), whereby the first actuation element is an actuating ring and the second actuation element(s) is arranged within the actuation ring. The actuation ring can be actuated in the rotation direction and the pressure direction. It may also be operated in the pulling direction. Independent claims are also included for the following: an on-board computer, especially a navigation system. |
