Vibration-preventing mechanism for use in a push button switch
US4351995A · kind A · utility
4Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 5, 1980 |
| Grant date | Sep 28, 1982 |
| Priority date | — |
| Expiry date | Sep 5, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H1/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A vibration-preventing mechanism for a lock type push button switch eliminates vibration, chattering and vibration noise of a resilient spring contact by forming a projection on each push button.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.