Patent ID: 9320413
Filing Date: 2016-04-26
CPC Classification: A47L,Y10T

Claim Text:
1. A cavitation sense fill system for a dishwasher system, the dishwasher system comprising a fluid circulation system for circulating water in a tub, wherein the fluid circulation system comprises at least one recirculation pump and at least one fill valve, the cavitation sense fill system comprising: a pressure switch for monitoring an output pressure of the at least one recirculation pump, wherein the pressure switch deactivates the at least one fill valve when the output pressure satisfies at least one predefined criterion, wherein a pressure wave damper connects the pressure switch to the at least one recirculation pump, the pressure wave damper comprising tubing connected at a first end to an output of the at least one recirculation pump and at a second end to the pressure switch, the tubing having at least one loop therein.