Patent ID: 8083856
Filing Date: 2011-12-27
Classification: B08B,H01L

Abstract:
1. An ultrasonic cleaning apparatus having at least a cleaning tank for accommodating cleaning liquid in which an object to be cleaned is immersed and cleaned; an ultrasonic wave transmitting tank for accommodating transmitting water through which ultrasonic waves are transmitted to the cleaning tank; a vibrating plate placed at a bottom portion of the ultrasonic wave transmitting tank, the vibrating plate superposing the ultrasonic waves on the transmitting water with a transducer; and a holding jig for holding the object to be cleaned in the cleaning tank, the apparatus in which the object to be cleaned is ultrasonically cleaned by immersing the object to be cleaned held with the holding jig in the cleaning liquid accommodated in the cleaning tank, putting the cleaning tank into the transmitting water accommodated in the ultrasonic wave transmitting tank, and transmitting the ultrasonic waves superposed with the vibrating plate to the cleaning tank through the transmitting water, the apparatus comprising a transmitting tank oscillating mechanism for oscillating the ultrasonic wave transmitting tank in a horizontal plane.