Pointing stick cursor key and illuminated keyboard therewith
US9230754B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 11, 2014 |
| Grant date | Jan 5, 2016 |
| Priority date | — |
| Expiry date | Sep 5, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2219/064
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The illuminated keyboard includes a base plate, a backlight module, a plurality of input keys and a mask layer. The backlight module and the plurality of input keys are disposed on opposite sides of the base plate. The mask layer is disposed between the base plate and the backlight module. A pointing stick cursor key includes a holding structure, an opening and a masking portion. The holding structure with a hole is disposed on the base plate. The opening is formed on the mask layer in a position corresponding to the holding structure. The holding structure is extended into the backlight module via the opening. The at least one masking portion is connected to a periphery of the opening for bendably attaching against the holding structure for covering the hole when the holding structure is extended into the backlight module via the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.