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:
Oct. 27, 2015
Filed:
Feb. 25, 2008
Kenya Watanabe, Yamagata, JP;
Yoshihiro Kimura, Yamagata, JP;
Masanori Ito, Yamagata, JP;
PIONEER CORPORATION, Tokyo, JP;
TOHOKU PIONEER CORPORATION, Yamagata, JP;
Abstract
A vibrating body for an acoustic transducer is provided, in which the high resonance frequency associated with inverse resonance can be outside the audible range and which can improve the acoustic characteristic of a speaker device. The vibrating bodyfor an acoustic transducer includes: a diaphragmincluding a first vibrating partand a second vibrating partformed in proximity of the outer circumferential edge of the first vibrating part; and an edge portionformed in proximity of the outer circumferential edge of the diaphragm. In the vibrating bodyfor an acoustic transducer, first reinforcing portionsandare formed so as to extend from the second vibrating partto the edge portionin a radial direction.