Electrical hearing aid

• US 3,209,080 A
• Filed: 06/29/1961
• Issued: 09/28/1965
• Est. Priority Date: 05/12/1961
• Status: Expired due to Term

• Current Assignee: Clemens Starke, Franz Sapara, Werner Guttner
• Original Assignee: Clemens Starke, Franz Sapara, Werner Guttner
• Inventors: WERNER GUTTNER, CLEMENS STARKE, FRANZ SAPARA
• Application Number:
  US04/120,640
• Time in Patent Office: 1,552 Days
• US Class Current: 381/330
• CPC Class Codes: H04R 2225/0213 Constructional details of earhooks, e.g. shape, material
• CPC Class Codes: H04R 25/402 using contructional means
• CPC Class Codes: H04R 25/60 Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles ear wax retarders, e.g. mounting thereof H04R25/654
• CPC Class Codes: H04R 25/607 of earhooks

Claims

1. AN ELECTRICAL HEARING AID COMPRISING A HOUSING CONSTRUCTED TO BE DISPOSED AND WORN BEHIND THE EAR, SAID HOUSING CONTAINING COMPONENTS INCLUDING A BATTERY, A MICROPHONE, AN AMPLIFIER WITH REGULATION MEANS AND A RECEIVER, A HOOKLIKE CURVED CARRIER FREE OF ELECTRICAL COMPONENTS, WHICH IS TO BE WORN UPON THE UPPER PART OF THE AURICLE, MEANS FORMING AN ELONGATED TUBULAR ACOUSTIC PASSAGEWAY FOR CONDUCTING SOUND WAVES FROM EXTERIORLY THE HOUSING TO SAID MICROPHONE, SAID ACOUSTIC PASSAGEWAY TERMINATING AT ITS OUTER END IN A FRONTALLY DIRECTED OPENING NEAR THE UPPER PART OF THE AURICLE WHEN THE HEARING AID IS WORN, WITH SAID ACOUSTIC PASSAGEWAY EXTENDING REARWARDLY OVER THE AURICLE TO SAID MICROPHONE.