Ultrasonic driving device
US4893045A · kind A · utility
22Cited by
3References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 1988 |
| Grant date | Jan 9, 1990 |
| Priority date | — |
| Expiry date | Jul 13, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02N2/106
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A stator is composed by two metal blocks, a piezoelectric vibrator and vibrators, and two electrodes, in which one electrode is divided in two at least, the metal blocks, the piezoelectric vibrator or vibrators and two electrodes are fixed by means of a bolt or means of adhesive thing, and a member to be driven composed on the nut or the end or side portion of the stator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.