Apparatus for indicating an optimum shift position for a manual

Details Apparatus for indicating an optimum shift position for a manual Apparatus for indicating an optimum shift position for a manual

1984-04-02

1985-11-05

Kreitman, Stephen A.

Measuring and testing

Vehicle chassis

Steering

3644241, G01M 1500

Patent

active

045505969

ABSTRACT:
An apparatus for instructing an operator to place a gearshift of a manual transmission in an optimum position in accordance with various operating parameters. An upshift zone is formulated and stored in a memory means and when operating conditions of the vehicle fall within the upshift zone, a plurality of timers begin counting for a predetermined amount of time and if operating conditions still fall within predetermined parameters, an upshift signal is issued. The apparatus recognizes if the engine is acting as a brake and if the engine is under a heavy load when accelerating and does not issue an upshift signal.

REFERENCES:
patent: 4492112 (1985-01-01), Igarashi et al.
patent: 4495457 (1985-01-01), Stahl

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