Transducer assembly with acoustic mass
US9877102B2 · kind B2 · utility
0Cited by
76References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2017 |
| Grant date | Jan 23, 2018 |
| Priority date | — |
| Expiry date | Mar 20, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R31/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A receiver assembly comprising a first and a second receiver housing and a spout. The second receiver housing is positioned over a first sound outlet port of the first receiver housing and the spout is positioned over a second outlet port of the second receiver housing. An acoustic duct is located between the first and second receiver housing acoustically connecting the first sound outlet port to the spout and is provided with an acoustic mass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.