On-board electronic oil contamination detector for vehicle engin

Details On-board electronic oil contamination detector for vehicle engin On-board electronic oil contamination detector for vehicle engin

1982-12-30

1986-02-11

Smith, Alfred E.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

250301, 356 70, G01N 2185, G01N 2188

Patent

active

045700699

ABSTRACT:
An on-board oil quality monitor includes a tube for recirculating oil from an engine, which tube has a transparent portion located within an infra red generator and detector that produces a signal indicating excessive oil contamination when the generated infra red that is transmitted to the detector is below a certain threshold.

REFERENCES:
patent: 3578865 (1971-05-01), Traver
patent: 3790279 (1974-02-01), Skala
patent: 3892485 (1975-07-01), Merritt et al.

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