Hearing aid

Details Hearing aid Hearing aid

2006-01-31

2006-01-31

Le, Huyen (Department: 2646)

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

C381S322000, C381S328000, C381S324000

Reexamination Certificate

active

06993142

ABSTRACT:
Hearing aid consisting of two parts that can be separated. A chamber for accommodating a battery is delimited between the two parts. The loudspeaker is located some distance away from the sound-emitting opening and the connecting channel between the loudspeaker and the sound-emitting opening comprises the cavity in which the battery is accommodated.

REFERENCES:
patent: 2959645 (1960-11-01), Ladd
patent: 4532649 (1985-07-01), Bellafiore
patent: 4672672 (1987-06-01), Eggert et al.
patent: 4870688 (1989-09-01), Voroba et al.
patent: 5790672 (1998-08-01), Klostermeier
patent: 5825896 (1998-10-01), Leedom
patent: 6577740 (2003-06-01), Bordewijk
patent: 85 32 332 (1986-04-01), None
patent: 99 13686 (1999-03-01), None

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