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:
Apr. 29, 1997
Filed:
Dec. 28, 1993
Applicant:
Inventor:
Teruho Yamada, Hyogo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03G / ;
U.S. Cl.
CPC ...
381 99 ; 381199 ; 381201 ;
Abstract
In a speaker device equipped with a crossover network according to the present invention, which is used mainly in an automobile sound reproducing system or the like, a capacitor for the crossover network is accommodated within a pole piece of the speaker unit itself to eliminate bulkiness based on an external form of the network unit, thereby permitting the speaker device to be installed in a short time during manufacture of a vehicle or the like.