Protection element for all-in-the-ear hearing aid

Details Protection element for all-in-the-ear hearing aid Protection element for all-in-the-ear hearing aid

1988-10-11

1991-01-08

Ng, Jin F.

Electrical audio signal processing systems and devices

Sound effects

Reverberators

381 69, 381 686, H04R 2502

Patent

active

049842773

ABSTRACT:
A protection element for the sound conduction channel (6) on an all-in-the-ear hearing aid (1) with a hearing aid housing (2) arranged to suit the user's auditory canal comprises an exchangeable filter elenment (3) which is snapped firmly on a sound conduction tube (5) which is disposed and secured in the hearing aid's sound conduction channel (6). The filter element (3) has a number of sound conduction openings (12). The invention also relates to a tool and a dispenser for use in the exchanging of the filter element (3).

REFERENCES:
patent: 3197577 (1965-07-01), Kuklock
patent: 3374318 (1968-03-01), Martin
patent: 3408461 (1968-10-01), Langford
patent: 3414685 (1968-12-01), Geib et al.
patent: 4447677 (1984-05-01), Miyahra et al.
patent: 4553627 (1985-11-01), Gastmeier et al.
patent: 4706778 (1987-11-01), Topholm
patent: 4706815 (1987-11-01), Curtis et al.
patent: 4716985 (1988-01-01), Haertl
patent: 4739512 (1988-04-01), Hartl et al.
WO 84/04016 "Hearing Aid", Jacques Jouve et al., Oct. 1984.

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