Communications: electrical – Selective – Having indication or alarm
Patent
1981-08-26
1984-03-20
Swann, III, Glen R.
Communications: electrical
Selective
Having indication or alarm
340692, B60Q 500, G08B 2100
Patent
active
044384220
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.
REFERENCES:
patent: 3870818 (1975-03-01), Barton et al.
patent: 4342023 (1982-07-01), Tsunoda et al.
patent: 4348653 (1982-09-01), Tsuzuki et al.
Ito Yoji
Kanemaru Kenji
Matsuyama Masahiro
Nishikawa Takayoshi
Nojiri Tadao
Nippondenso Co. Ltd.
Swann III Glen R.
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