Light-emitting keyboard module with a metal base material flexible copper-clad double-sided circuit board
US11990289B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2022 |
| Grant date | May 21, 2024 |
| Priority date | — |
| Expiry date | Oct 26, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2219/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-emitting keyboard module with a metal base material flexible copper-clad double-sided circuit board, comprising a double-sided circuit board, a trigger layer, a light-guiding film, an elastic conducting member, an LED light and a keycap. The trigger layer is arranged on the double-sided circuit board, and conducting contacts are arranged under the trigger layer corresponding to a position of the double-sided circuit board. A conduction pressing point is arranged at a position corresponding to the conducting contact above the trigger layer, the LED light is arranged on the double-sided circuit board. The trigger layer is provided with a first through hole, the light-guiding film is arranged above the trigger layer, the light-guiding film is provided with a second through hole. The light-guiding film is provided with a third through hole, an elastic conducting member is arranged at a position corresponding to the third through hole.double-sided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.