The disclosure provides a part of a vehicle, which includes a translucent cover layer having a front surface and a back surface; a heating layer comprising a translucent and opaque heating element extending in a plane of the heating layer, the heating layer located on the back surface side of the cover layer; and a lighting module associated with the heating layer and adapted for lighting the heating layer so that at least part of the heating layer is visible at the front surface side of the cover layer.
1. A part of a vehicle, including
a translucent cover layer having a front surface and a back surface;
a heating layer comprising a heating element extending in a plane of the heating layer, the heating layer located on the back surface of the cover layer;
a lighting module associated with the heating layer and adapted for lighting the heating layer so that at least part of the heating layer is visible at the front surface of the cover layer.
2. The trim part of claim 1 wherein the heating layer is at least in part transparent or translucent and comprises at least one local opaque region.
3. The trim part according to claim 1 , wherein the heating layer comprises a polymer or glass substrate and the heating element comprises a resistive conductive circuit line applied to the substrate.
4. The trim part of claim 3 wherein the heating layer substrate is flexible.
5. The trim part according to claim 3 , wherein the heating layer substrate is an organic polymer substrate.
6. The trim part according to claim 3 , wherein the heating layer substrate is transparent or translucent to visible light.
7. The trim part according to claim 3 , wherein the heating element comprises a thin-film circuit trace printed, deposited, adhered or laser etched on the heating layer substrate or a wire or other conductive material applied to the substrate.
8. The trim part according to claim 1 wherein the heating element, at least in parts thereof, is opaque.
9. The trim part according to claim 2 wherein the heating element includes at least one of opaque carbon, graphite, or conductive ink or paste or a conductive film or foil.
10. The trim part according to claim 2 wherein the heating element extends in the plane of the heating layer in a serpentine pattern, meandering pattern, zig zag pattern, S-shape, U-shape, W-shape, Ω-shape, in the shape of a graphic, pattern, writing or logo, or in another pattern extending across the surface of the heating layer, wherein the pattern or shape of the heating element is visible at the front surface of the cover layer when the lighting module is emitting light.
11. The trim part according to claim 2 , wherein the lighting module comprises a light source and light feed connected to the heating layer for feeding, transmitting or projecting light into and/or through the transparent-portion of the heating layer.
12. The trim part according to claim 2 , wherein the lighting module comprises a light emitting layer located on a side of the heating layer which faces away from the translucent cover layer.
13. The trim part according to claim 2 , wherein the lighting module comprises a light emitting layer located on a side of the heating layer which faces the translucent cover layer, and the heating layer comprises a reflective back layer.
14. The trim part according to claim 9 , wherein the light-emitting layer comprises an LED lighting module.
15. The trim part according to claim 1 , further including a close out cover layer located at a back surface of the trim part opposite to the front surface of the cover layer.
16. The trim part according to claim 1 , wherein the cover layer comprises a translucent foil, translucent textile, or perforated leather layer.
17. The trim part according to claim 1 , wherein the cover layer includes a 3-D spacer layer.
18. The trim part according to claim 1 , wherein the heating layer is applied directly to the back surface of the cover layer.
19. The trim part according to claim 1 , further including a structural substrate layer wherein the heating layer is integrated with the structural substrate layer.
20. The trim part according to claim 1 , wherein the heating layer and the lighting module, in combination, are configured to provide both ambient heating across the surface of the trim part and ambient backlighting.