Occlusion effect mitigation and sound isolation device for orifice inserted systems
US8312960B2 · kind B2 · utility
48Cited by
27References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 26, 2009 |
| Grant date | Nov 20, 2012 |
| Priority date | — |
| Expiry date | Jun 26, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R25/658
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and devices for sound isolation are provided. A sound isolation device includes an expandable element and an insertion element. The expandable element is operatively attached to the insertion element. The expandable element includes an expanding medium, where the pressure of the expanding medium is varied to vary a sound isolation across the expandable element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.