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Method and apparatus for monitoring oil degradation

  • US 4,007,629 A
  • Filed: 11/04/1975
  • Issued: 02/15/1977
  • Est. Priority Date: 11/04/1975
  • Status: Expired due to Term
First Claim
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1. An apparatus for monitoring the degradation of oil comprising;

  • first sensing means for producing an exponential output in response to oil temperature and the time the oil is subjected to the temperature, second sensing means for producing an additive output reflecting the number of occurrences the oil is heated without reaching a predetermined temperature, and summing means for producing a summation of said outputs.

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