Keyframe module for an input device
US10559436B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2018 |
| Grant date | Feb 11, 2020 |
| Priority date | — |
| Expiry date | Jan 26, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2231/002
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
System and methods for providing a keyframe module for a input device are disclosed. In an embodiment, the input device includes a keyframe having a key opening, and a key disposed within the key opening. The key includes a keycap having a bottom surface, a plurality of tabs that extend laterally from the bottom surface of the keycap, and a protrusion extending from the bottom surface of the keycap. A compressible dome structure is disposed underneath the protrusion, and a plate is coupled to the keyframe and disposed underneath the compressible dome structure. A plurality of openings is disposed within the plate, where a location of the plurality of openings corresponds to a location of the plurality of tabs such that one or more of the plurality of tabs pass through one or more of the plurality of openings in response to the depression of the key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.