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:
Jun. 27, 2017
Filed:
Jul. 20, 2015
Applicant:
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Inventors:
Assignee:
NITTO DENKO CORPORATION, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/44 (2006.01);
U.S. Cl.
CPC ...
H04R 1/44 (2013.01);
Abstract
A waterproof sound-transmitting member includes a waterproof sound-transmitting membrane and a support layer. The support layer includes a polyolefin-based resin foam. The support layer has a loss modulus of 1.0×10Pa or less and a loss factor of 1.0×10or more. The waterproof sound-transmitting membrane is, for example, a stretched porous polytetrafluoroethylene membrane. The waterproof sound-transmitting membrane may include an adhesive layer.