The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 30, 2019
Filed:
Nov. 10, 2015
Applicant:
Sonova Ag, Staefa, CH;
Inventors:
Assignee:
Sonova AG, Stäfa, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
H04R 25/652 (2013.01); H04R 25/456 (2013.01); H04R 2460/09 (2013.01); H04R 2460/11 (2013.01);
Abstract
This invention relates to an earpiece () for coupling a hearing aid () to the ear () of a hearing aid user, comprising a seal () conforming to the shape of the user's ear canal () and therein retained; wherein the seal () comprises a sound output bore () connected to a receiver () of the hearing aid (); and a multiplicity of through openings () spaced around the sound output bore (). The number of the openings () is comprised in a range of 50 to 2000; and the openings () have diameters in the range of 50 to 250 micrometers. The present invention also relates to a method of manufacturing such an earpiece ().