Device to indicate need to service or inspect a motor vehicle

Details Device to indicate need to service or inspect a motor vehicle Device to indicate need to service or inspect a motor vehicle

1974-10-11

1976-02-24

Waring, Alvin H.

Communications: electrical

Selective

Having indication or alarm

73490, 235 92DN, 3403091, G01C 2202

Patent

active

039407357

ABSTRACT:
Device for indicating when a vehicle has travelled a predetermined distance, calling for inspection or servicing of some part of the vehicle. An electrochemical indicator integrates a signal indicative of the vehicle speed to provide an output indication.

REFERENCES:
patent: 2295533 (1942-09-01), Leathers
patent: 2344254 (1944-03-01), Leathers et al.
patent: 3636517 (1972-01-01), Stoten
patent: 3665397 (1972-05-01), Dinapoli et al.
patent: 3754122 (1973-08-01), Dinapoli et al.

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