Window construction

Window construction, particularly to be used in a train, vehicle, car, helicopter, aircraft or building, which comprises a laminated window glazing having electrically switchable layer means arranged in a laminate, and controlling means being coupled to the switchable layer means for controlling the sunlight transparency of the switchable layer means, wherein the controlling means comprises at least a display for indicating a presently adjusted or switched status of transparency of the window glazing or of the switchable layer means, and/or at least a switch to be operated by a person or passenger for controlling the transparency of the window glazing or switchable layer means,

• wherein the controlling means comprises a touch sensitive system or touch sensitive panel for realizing the switch or a touch screen for realizing the switch and the display, and wherein the controlling means comprises a controlling unit or interface electrically coupled to the touch sensitive panel or system or touch screen, the switchable layer means of the window glazing, and to a voltage supply,
• the window construction comprising a first wiring for coupling the touch sensitive panel or system or the touch screen to the controlling unit, wherein the first wiring is arranged on or within the window glazing, and/or a second wiring for coupling the controlling unit to the switchable layer means, wherein the second wiring is arranged on or within the window glazing.