External speed display device for motor vehicles

Details External speed display device for motor vehicles External speed display device for motor vehicles

1986-11-03

1989-02-07

Cuchlinski, Jr., William A.

Signals and indicators

Vehicle

Speedometer

116 621, 73491, 73492, G01P 1506, B60Q 154, B60Q 900

Patent

active

048024376

ABSTRACT:
A device for displaying and recording the speed of motor vehicles suitable for application to the front and rear bumpers of automobiles is described, consisting of an indicator 1 whose movement is dependent on the speed of the vehicle and which activates internal and external visual and/or acoustic alarm signals whenever the maximum speed limit is exceeded; said indicator also consisting of a triangular-sectioned thread that causes a slit or groove to be made on a sheet 4 of soft plastic for the ascertainment of speed at the moment of collision or accident; and a cable 10 for laterally connecting the front and rear boxes 7 and 7' providing the ascertainment in case of eventual lateral collision.

REFERENCES:
patent: 1448043 (1923-03-01), Tillander
patent: 1594298 (1926-07-01), Pless
patent: 2193388 (1940-03-01), Blue
patent: 2409537 (1946-10-01), Bright
patent: 2909365 (1959-10-01), Helgeby
patent: 2981585 (1961-04-01), Lower
patent: 3022130 (1962-02-01), Casiglia

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