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. 19, 1983
Filed:
Aug. 05, 1980
Applicant:
Inventor:
Tadashi Sato, Toda, JP;
Assignee:
Clarion Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369-6 ; 307 / ; 307 38 ; 307115 ; 307155 ; 369 21 ;
Abstract
An automatic power supply system for an acoustic apparatus having at least a cassette deck box and an audio box connected thereto, the deck box including an automatic power supply circuit and a tape/radio selector switch. A power source +B is supplied to the automatic power supply circuit or a relay control circuit of the audio box through the selector switch. The power source +B is further supplied to an audio amplifier through a relay which is adapted to be energized or deenergized by the relay control circuit.