Apparatus and method for generating mechanical waves
US4524295A · kind A · utility
5Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1982 |
| Grant date | Jun 18, 1985 |
| Priority date | — |
| Expiry date | Oct 25, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB06B1/0651
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Mechanical waves are generated in a medium by subjecting an electromechanical element to an alternating electric field having a frequency which induces mechanical resonance therein and is below any electrical resonance frequency thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.