Transducer assembly
US6477258B1 · kind B1 · utility
15Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2000 |
| Grant date | Nov 5, 2002 |
| Priority date | — |
| Expiry date | Jun 23, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2201/107
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A transducer assembly for use with an apparatus comprising a sound transmitting earpiece comprises a sound transmitting element (1) adapted to be worn between such an earpiece and the ear, a sound transducer (3), to be located remote from the earpiece and a hollow tube (2) for acoustically coupling the sound transmitting element (1) to the transducer (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.