Acoustic devices
US5101384A · kind A · utility
1Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 1991 |
| Grant date | Mar 31, 1992 |
| Priority date | — |
| Expiry date | Jun 4, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/44
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A driving member for a diaphragm in acoustic devices includes a body with opposite recesses into which driving rods are inserted. One end of the driving rods is attached to pressure rods which directly influence the diaphragm and the other end of the driving rods makes contact with the bottom of the recesses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.