Electroluminescent lamp membrane switch
US8110765B2 · kind B2 · utility
5Cited by
81References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2006 |
| Grant date | Feb 7, 2012 |
| Priority date | — |
| Expiry date | Jun 17, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2239/078
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An combined monolithic electroluminescent lamp and membrane switch is manufactured by continuous printing. Graphic indicia is imprinted on deformable substrate. An electroluminescent lamp is imprinted on the graphic indicia layer and a membrane switch is formed on the lamp. The monolithic switch has a layer for sensing switch actuation by means including resistance change, capacitance change, or magnetic field change.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.