Patent ID: 6568409
Filing Date: 2003-05-27
Classification: B08B

Abstract:
An ultrasonic parts cleaning apparatus for cleaning items, said apparatus for use with a cleaning solution, said apparatus comprising:a tank for containing a quantity of the cleaning solution; a filter for filtering the cleaning solution; a pump for recirculating cleaning solution through the tank and the filter; an ultrasonic device for ultrasonically exciting cleaning solution within said tank; and a control means operable for controlling said pump and said ultrasonic device in a parts cleaning cycle and in a solution cleansing cycle, and wherein in said parts cleaning cycle said control means is operable for operating said ultrasonic device, wherein said control means is operable in said solution cleansing cycle for pumping cleaning solution through the filter and returning the filtered cleaning solution to said tank, and wherein said control means is further operable for alternately drawing liquid from a top and a bottom of said tank in an alternating cycle.