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. 17, 2003
Filed:
Feb. 29, 2000
Applicant:
Inventors:
Assignee:
TOA Corporation, Kobe, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 2/500 ;
U.S. Cl.
CPC ...
H04R 2/500 ;
Abstract
A loudspeaker apparatus includes a loudspeaker unit and an installation device . The loudspeaker unit includes drivers and and an enclosure for the drivers composed of front and rear members and . The loudspeaker unit is detachably mounted to an installation device , which, in turn, is secured to an installation surface to which the loudspeaker apparatus is to be installed. The loudspeaker unit is mounted rotatable about its center axis . The drivers have respective sound radiation center axes and , which are oriented to intersect the center line at a predetermined angle &thgr;. Thus, the direction in which the drivers radiate sound can be changed by rotating the loudspeaker unit about the center axis.