Patent ID: 9228965
Filing Date: 2016-01-05
CPC Classification: A47J,G01N

Claim Text:
1. A cooking medium filter system configured to determine a quality of a cooking medium, the cooking medium filter system comprising: a filter container configured to receive the cooking medium from a cooking vessel; a filter medium disposed in the filter container and configured to remove contaminants from the cooking medium received in the filter container; a pump configured to convey the cooking medium along a filter path from the filter container to the cooking vessel; a sample chamber disposed in the filter path downstream from the filter medium, the sample chamber comprising an electrode disposed therein, and the sample chamber configured to receive therein a first quantity of the cooking medium that is sufficient to immerse the electrode therein; and a controller configured to control operations of the pump and configured to control the electrode to measure a property of the cooking medium that is associated with the quality of the cooking medium, wherein the electrode comprises: wherein the insulator is fixed to a first inner side wall of the sample chamber, wherein the electrode is disposed within the sample chamber to form a first gap between a floor of the sample chamber and the electrode plate in a height direction, to form a second gap between a second inner side wall of the sample chamber and the electrode in a width direction, and to form a third gap between a third inner side wall of the sample chamber and the electrode in the width direction, and wherein a size of each of the first gap, the second gap, and the third gap substantially define a gain of the electrode.