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:
Feb. 05, 2013
Filed:
Apr. 21, 2009
Applicants:
Jan Peter Kuhtz, Celle, DE;
Olav Nisse, Hildesheim, DE;
Olaf Leske, Langenhagen, DE;
Inventors:
Assignee:
Sennheiser electronic GmbH & Co. KG, Wedemark, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is thus provided an earphone comprising a housing () for receiving an electroacoustic transducer, and an ear cushion unit () having an ear cushion material () and a first ring (). The housing has a sealing ring () and a latching unit (). The first ring () has a prestressing when it is placed on the sealing ring () and held by means of the latching unit ().