Apparatus for monitoring engines

Measuring and testing – Test stand – For engine

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Details

340627, 356343, G01M 1500

Patent

active

044753829

ABSTRACT:
Oil mist detecting apparatus comprises a measuring chamber which receives air, and oil mist if present, from an engine compartment. The apparatus includes a radiation source which emits light into the measuring chamber, and the radiation sensor which is so disposed as to receive light scattered by oil mist in the chamber. A second radiation source is preferably provided for testing purposes, the second source being arranged to emit radiation directly to the sensor.

REFERENCES:
patent: 2907993 (1959-10-01), Mathisen
patent: 3202826 (1965-08-01), Greathouse
patent: 3358148 (1967-12-01), Conklin et al.
Developments in Crankcase Oil-mist Detector, from Engineering, vol. 184, Sep. 1957, London, pp. 303-305.

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