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:
Nov. 29, 2011
Filed:
Feb. 20, 2007
Applicant:
Goro Tsuchiya, Mie, JP;
Inventor:
Goro Tsuchiya, Mie, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A first enforcing rib, a second enforcing rib, and a third enforcing rib are integrally formed at least at one of a front side and a back side of a diaphragm, the first enforcing rib being formed as an aggregate of a plurality of hexagons, enhancing strength and achieving light weight of a speaker using the diaphragm, preventing a difficulty of the speaker in emitting an audio sound.