Battery and circuitry assembly

Details Battery and circuitry assembly Battery and circuitry assembly

1997-07-21

2000-05-02

Le, Huyen

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

381322, 381328, 429 7, 429 27, H04R 2500

Patent

active

060581980

ABSTRACT:
A electronic circuit including an enclosed housing having an electronic circuit therein and an air-cathode/separator assembly having a catalyst layer and which is filled with an electrolyte/anode mixture which forms a battery for operating the electronic circuit. The device may also including a speaker and a microphone which are in the housing and connected to the electronic circuit to form a hearing aid.

REFERENCES:
patent: 3598928 (1971-08-01), Hickox
patent: 4712245 (1987-12-01), Lyregaard
patent: 5133016 (1992-07-01), Clark
patent: 5185802 (1993-02-01), Stanton
patent: 5550474 (1996-08-01), Dahl
patent: 5572594 (1996-11-01), Devoe et al.

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