Hall effect keyboard
US12316314B1 · kind B1 · utility
0Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2024 |
| Grant date | May 27, 2025 |
| Priority date | — |
| Expiry date | Jul 19, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2215/05
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A keyboard includes a plurality of keys. Each key includes a keycap, a coil spring extending from a top side of the keycap to a bottom side of the transparent top case, and a magnet positioned within the keycap. The coil spring biases the keycap toward an undepressed position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.