Locking device for a hearing aid battery chamber
US5386476A · kind A · utility
10Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 1993 |
| Grant date | Jan 31, 1995 |
| Priority date | — |
| Expiry date | Aug 10, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A device for a battery chamber (2) in a hearing aid (1) with replaceable battery (3) comprises a locking device for blocking the battery chamber. The locking device comprises a displaceable pin, which can be maneuvered through an opening (7) in the battery chamber by means of a pointed or thin object, e.g. a mandrel-shaped tool or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.