Vitroceramic article with luminous display
US9867233B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2013 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Jul 15, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C2218/34
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a vitroceramic article intended in particular to cover or receive heating elements, said article being provided with at least one luminous zone, in particular for display, comprising at least one luminous pattern, said article comprising at least one vitroceramic substrate, at least one light source, and at least one enamel coating which covers at least a part of said zone and within which an uncovered region is formed in the shape of said pattern, the composition of said enamel comprising at least one glass frit and at least one pigment, the glass frit comprising the following constituents:the rate of pigment or pigments being from 40 to 65% by weight of the frit/pigment mixture, the article furthermore comprising a diffusing zone facing the enamel coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.