Efficiency meter for a vehicle engine

Details Efficiency meter for a vehicle engine Efficiency meter for a vehicle engine

1980-06-19

1982-05-04

Myracle, Jerry W.

Measuring and testing

Vehicle drive train

Rear end

G01L 2324

Patent

active

043275770

ABSTRACT:
An indicating instrument for displaying the operating efficiency of a motor vehicle having an automatic transmission, which includes a pointer movable across an instrument face, and which is operable only when the engine speed is above idle and the transmission is in drive gear.

REFERENCES:
patent: 3916682 (1975-11-01), Garcea
patent: 4173887 (1979-11-01), Fiala

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