Key switch assembly
US4778952A · kind A · utility
29Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 1987 |
| Grant date | Oct 18, 1988 |
| Priority date | — |
| Expiry date | Apr 23, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2233/062
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A key switch assembly for direct mounting on a PCB or similar substrate. The key switch has a body with depending mounting pin having retainers thereon to secure the key switch at apertures in the substrate. The key switch body includes a snappable dome moveable from a non-actuated position to an actuated position in direct contact with conductive elements in the substrate by manual depression of a key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.