Method and apparatus pertaining to keypad frets
US9082567B2 · kind B2 · utility
0Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2012 |
| Grant date | Jul 14, 2015 |
| Priority date | — |
| Expiry date | Jun 6, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49105
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A keypad comprises a keypad frame and a metal spacer disposed on a backside thereof. At least one metal fret having a plurality of metal standoffs is disposed amongst the corresponding keycaps. These metal standoffs connect to the metal spacer (for example, via laser welding). The keypad frame can include a plurality of registration components and the metal spacer can include corresponding registration component-receiving openings disposed therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.