Packaging of acoustic volume increasing materials for loudspeaker devices
US9099073B2 · kind B2 · utility
10Cited by
14References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 2012 |
| Grant date | Aug 4, 2015 |
| Priority date | — |
| Expiry date | Mar 5, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49227
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided an acoustic element (102) for placement in a sound path (120) of a loudspeaker device (100), the acoustic element (102) comprising a container (104) and an acoustic volume increasing material (106) located in the container (104). In an embodiment, the container (104) comprises wall portions with different physical characteristics. In other embodiments, the walls of the container (104) are made of the same material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.