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:
Mar. 26, 2013
Filed:
Mar. 03, 2008
Applicants:
Lars Heine, Braunschweig, DE;
Raimund Staat, Burgwedel, DE;
Claus-peter Hinke, Burgdorf, DE;
Inventors:
Assignee:
Sennheiser electronic GmbH & Co. KG, Wedemark, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 1/00 (2006.01); H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a capacitive electro-acoustic transducer comprising an active diaphragm () and a first and a second diaphragm carrier (). The active diaphragm () is accommodated between the first and second diaphragm carriers (). The first and second diaphragm carriers () each have a respective flat electrode (). The diaphragm carrier and the electrode are connected together in such a way that the diaphragm carrier projects beyond the electrode by a predetermined amount.