Replaceable microphone protective membrane for hearing devices
US7793756B2 · kind B2 · utility
8Cited by
18References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 10, 2005 |
| Grant date | Sep 14, 2010 |
| Priority date | — |
| Expiry date | Jul 20, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A device as hearing aid to be worn in the ear or in or at the auditory canal comprises at least a sound or acoustic exit opening with a protection element (10) to prevent the contamination of the device. The protection element (10) comprises a thin, at least almost flexible or elastic membrane (15) made out of a thermoplastic polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.