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.

Date of Patent:
Mar. 20, 1984

Filed:

Aug. 26, 1981
Applicant:
Inventors:

Tadao Nojiri, Oobu, JP;

Kenji Kanemaru, Chiryu, JP;

Takayoshi Nishikawa, Kariya, JP;

Masahiro Matsuyama, Kariya, JP;

Yoji Ito, Kariya, JP;

Assignee:

Nippondenso Co., Ltd., Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q / ; G08B / ;
U.S. Cl.
CPC ...
340 / ; 340692 ;
Abstract

A warning system for vehicles monitors malfunctions in various items of a vehicle which are to be detected, such as, the failure of the tail lamps, headlamps, etc., whereby when a malfunction is detected in any one of the items, a visual indication corresponding to the malfunction of the item is given inside the vehicle compartment and then the indicated malfunction is indicated by voice inside the vehicle compartment when it is determined that a predetermined time has expired from the time of beginning the visual indication. The magnitude of the voice is controlled by the ambient sound level detected in the vehicle compartment.


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