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. 08, 1976
Filed:
Dec. 26, 1974
Applicant:
Inventor:
Fumio Kobayashi, Hino, JA;
Assignee:
Sansui Electric Co., Ltd., Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R / ;
U.S. Cl.
CPC ...
179 / ; 181152 ;
Abstract
A sound reproducing device comprising a first (low frequency) speaker and a second (high frequency) speaker, the high frequency speaker mounted within its own housing which allows rear-cone radiation out the housing sides, in addition to front-cone radiation out the front, thereby improving radiation efficiency and transient response.