Communications: electrical – Selective – Having indication or alarm
Patent
1982-12-28
1985-12-03
Swann, III, Glen R.
Communications: electrical
Selective
Having indication or alarm
181171, 181179, G08B 2100
Patent
active
045568618
ABSTRACT:
An automobile speed control system is provided with a speed signal generator circuit for generating first electrical signal indicative of actual automobile speed and a desired automobile signal supply circuit for supplying a second electrical signal indicative of the desired automobile speed. The first and second signals are compared to provide a throttle valve control signal and an alarm circuit including an audible and/or visual alarm is provided to warn the driver when the actual automobile speed exceeds a pre-set speed.
REFERENCES:
patent: 2990825 (1961-07-01), Fuller et al.
patent: 3793622 (1974-02-01), Hida et al.
patent: 4202424 (1980-05-01), Sakakibara et al.
patent: 4433746 (1984-02-01), Steel
Hyodo Hitoshi
Sakakibara Naoji
Aisin Seiki K.K.
Swann III Glen R.
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