Patent ID: 9505036
Filing Date: 2016-11-29
CPC Classification: B08B,C11D,H01L

Claim Text:
1. A particle removal tool configured to be moved across a surface to be cleaned comprising a sound field transducer, a cleaning chamber, and an open sealing face, wherein: the cleaning chamber comprises the open sealing face comprises a cleaning portal disposed contiguous with a plane formed by the open sealing face; the sound field transducer is disposed within a line-of-sight of the cleaning portal and generates acoustic waves with a frequency between approximately 20 kHz and approximately 2 MHz; and the open sealing face which can be moved across the surface to be cleaned comprises a chamber-to-surface interface seal which forms a fluid tight seal with a cleaning surface plane when the particle removal tool is compressed against the cleaning surface plane, wherein the cleaning fluid circulates down from the upper portion of the chamber to the lower portion of the chamber and across the surface to be cleaned.