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. 03, 2009
Filed:
Feb. 08, 2007
Applicants:
Nobukazu Suzuki, Kanagawa, JP;
Masaru Uryu, Chiba, JP;
Yoshio Ohashi, Kanagawa, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05K 5/02 (2006.01); G10K 11/22 (2006.01); H04R 1/24 (2006.01); H04R 1/34 (2006.01); H05K 5/00 (2006.01); G10K 11/08 (2006.01); H04R 1/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A speaker contains a pipe member containing opposed ends and a sounding body that is driven on the basis of an acoustic signal which is applied to the sounding body. The sounding body is arranged on the same axis as that of the pipe member. Sound wave radiated from the sounding body radiates from the opposed ends of the pipe member.