Switching device for hearing aid

Details Switching device for hearing aid Switching device for hearing aid

2008-10-04

2011-11-15

Ensey, Brian (Department: 2614)

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

C381S322000

Reexamination Certificate

active

08059846

ABSTRACT:
Switching device for hearing aid, whereby a hearing aid casing part is adapted for placement above and behind the ear lobe and encloses a battery and a signal processing and amplifier device operable to provide an amplified audio signal to the user perceivable as sound wherein further the switching device comprises a base section and a manually operable rigid pivot element which has a two spaced apart pressure receiving parts and a pivotal axis placed between the two pressure receiving parts, whereby a cantilever and indexing ladder is provided between the base section and the rigid pivot element operable to allow the rigid pivot element to assume 2, 3 or more stable positions.

REFERENCES:
patent: 5803243 (1998-09-01), Nestor et al.
patent: 5957273 (1999-09-01), Karasik
patent: 6658125 (2003-12-01), Batting
patent: 7394911 (2008-07-01), Joergensen et al.
patent: 2003/0094353 (2003-05-01), Ravnkilde et al.
patent: 0337195 (1989-10-01), None
English Abstract of EP 0337195 : Oct. 18, 1989.

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