Light-emitting key with multiple independently-illuminated messages, in particular for an aviation equipment panel, and a strip constituted by such keys
US6558013B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2001 |
| Grant date | May 6, 2003 |
| Priority date | — |
| Expiry date | Aug 9, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2219/064
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a light-emitting key with multiple independently-illuminated messages for fitting to an equipment front panel, in particular for aviation equipment, the key comprising a bearing rim and a hollow key body terminated by a front, drive face covered by a mask etched with messages to be illuminated, said key body being connected to said bearing rim by means of a peripheral ligament, said body, said ligament, and said rim being made as a single piece of flexible material. According to the invention, a slab of translucent material subdivided into blocks by at least one opaque partition extending substantially perpendicularly to the front face is received inside the key body so as to extend as far as the front, drive face of the key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.