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US 2009/0022966 A1Published application
Control element
OwnerMatthias Lust, Horst Wilhelm +2inventors
InventorsMatthias Lust, Horst Wilhelm, Michael Haller, Martin Stahl
Life of this patent
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Abstract
A control element is provided, in particular for a motor vehicle, including a material through which light can be passed and whish is provided with at least one opaque coating provided with symbols, and having a transparent enamel layer on the coating, wherein nanoparticles are introduced into the enamel layer and the coating and the enamel layer are removed by means of a laser.
Claims9
A control element comprising:
- a translucent material that is provided with at least one opaque coating;
- a symbol and a transparent lacquer layer being provided on the opaque coating;
- and
- nanoparticles incorporated into the lacquer layer,
- wherein the coating and the lacquer layer are removed in certain areas by a laser.
2 more elements
The control element according to claim 6, wherein the metal layer has a thickness of <5 μm and is applied in one or more layers by a PVD or CVD method.
Dependencies are inferred from the claim text.