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. 28, 2009
Filed:
Jul. 15, 2005
Yushi Ono, Neyagawa, JP;
Sadatoshi Hisamoto, Neyagawa, JP;
Takeru Inoue, Neyagawa, JP;
Onkyo Corporation, Neyagawa, JP;
Abstract
A speaker diaphragmincludes a first diaphragm portion, a second diaphragm portionintegrally molded with the first diaphragm portion, and a bobbin-receiving portionprotruding from a back side of a connecting portion between the first diaphragm portionand the second diaphragm portion, with one end of a voice coil bobbinbeing bonded to the bobbin-receiving portion. The bobbin-receiving portionincludes a first extensionextending backwards from the first diaphragm portionand a second extensionextending backwards from the second diaphragm portion. A bobbin-receiving grooveis defined between the first extensionand the second extension. The voice coil bobbinis inserted in and bonded to the bobbin-receiving groove