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System and method for sensing oil quality

  • US 10,436,730 B2
  • Filed: 12/14/2016
  • Issued: 10/08/2019
  • Est. Priority Date: 12/21/2015
  • Status: Active Grant
First Claim
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1. A system for measuring the state of degradation of cooking oil comprising:

  • a vat for receipt of cooking oil, the vat remote from a device used to cook food product with cooking oil;

    a pump in fluid communication with the vat, the pump fluidly connected to take suction from the vat;

    a sensor disposed in fluid communication within the vat and adapted to measure an electrical property that is indicative of the quality of the cooking oil within the vat;

    wherein the sensor is disposed in a fluid conduit that is in fluid communication with the pump, further comprising a vent line disposed in fluid communication with the fluid conduit proximate to the sensor, the vent line in communication with the vat,wherein the vent line has an inner diameter that is smaller than an inner diameter of the fluid conduit.

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