Vibration actuator having a supporting member to support a vibration member
US6104123A · kind A · utility
11Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1998 |
| Grant date | Aug 15, 2000 |
| Priority date | — |
| Expiry date | Sep 22, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02N2/026
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A vibration actuator having improved drive efficiency by preventing the generation of noise and unnecessary vibrations. The vibration actuator includes a vibration member to generate vibration in contact with a relative movement member and a supporting member to support the vibration member. The supporting member includes a plurality of position determining members in contact with vibration member at different locations. At least one of the plurality of position determining members provides the vibration member with an energy imparting force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.