(19)
(11) EP 0 451 784 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
13.11.1991 Bulletin 1991/46

(43) Date of publication A2:
16.10.1991 Bulletin 1991/42

(21) Application number: 91105604.2

(22) Date of filing: 09.04.1991
(51) International Patent Classification (IPC)5: H04R 25/02
(84) Designated Contracting States:
CH DE DK FR LI SE

(30) Priority: 02.07.1990 US 547625
12.04.1990 US 508775

(71) Applicant: BELTONE ELECTRONICS CORPORATION
Chicago Illinois 60646 (US)

(72) Inventor:
  • Stanton, Mark Fowler
    Mundelein, Illinois 60060 (US)

(74) Representative: Strehl Schübel-Hopf Groening & Partner 
Maximilianstrasse 54
80538 München
80538 München (DE)


(56) References cited: : 
   
       


    (54) Modular hearing aid system


    (57) A modular hearing aid system (10) has an exterior shell (12) and a removable interior housing (14). The shell (12) can be customized for a user's right or left ear. The housing (14) has a standard, bilateral shape usable with either ear. The housing (14) can be removably locked (26) to the shell (12). A vent channel (20) is molded into the shell (12) adjacent a region of the housing (14).






    Search report