Vehicle parts indicating instrument

Details Vehicle parts indicating instrument Vehicle parts indicating instrument

1974-12-05

1976-07-27

Queisser, Richard C.

Signals and indicators

Alarms

Fluid flow

73406, 73515, 116 56, 116114PV, B60Q 1100, G01L 1912, G01P 1500

Patent

active

039713326

ABSTRACT:
An indicating instrument for vehicles incorporating a piston which is so arranged that a slight movement causes a much larger displacement of a liquid level in a liquid column which is visible through a transparent housing of the instrument. In one embodiment the piston is movable in response to intake manifold pressure of an engine to indicate the efficiency of fuel utilization and in another embodiment, the piston is movable in response to a pendulum to indicate that the vehicle is either accelerating or decelerating.

REFERENCES:
patent: 1779685 (1930-10-01), Washburne
patent: 3142989 (1964-08-01), Bristol, Sr.
patent: 3556043 (1971-01-01), Vayda
patent: 3910222 (1975-10-01), Metivier

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