Keyboard
US7709762B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2008 |
| Grant date | May 4, 2010 |
| Priority date | — |
| Expiry date | Aug 8, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2223/012
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A keyboard includes a keycap, a pivot structure, a base and an X-structure. The keycap includes a bottom surface, a first edge and a second edge. The pivot structure includes two first engaging portions and two second engaging portions. The first engaging portions are disposed on the bottom surface and have a first distance away from the first edge. The second engaging portions are respectively disposed corresponding to the first engaging portions and have a second distance away from the second edge. The base is disposed under the keycap. One end of the X-structure is connected to the pivot structure of the keycap and the other end of the X-structure is movably connected to the base, thus, the keycap moves upward and downward corresponding to the base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.