Measuring and testing – Vibration – By mechanical waves
Reexamination Certificate
2007-10-23
2007-10-23
Chapman, John E. (Department: 2856)
Measuring and testing
Vibration
By mechanical waves
Reexamination Certificate
active
10980420
ABSTRACT:
A lightweight apparatus for performing ultrasonic immersion inspection of a workpiece in an arbitrary orientation that uses significantly less couplant and has a reduced footprint size while providing ultrasonic performance levels comparable to those typically reached using immersion tanks, bubblers, or Dripless Bubblers™ while accommodating large and small ultrasonic beamwidths. The apparatus can be used with manual, automated, or electronic scanning techniques. The apparatus provides a quickly enabled ultrasonic coupling means that minimizes the area of the part wetted, and also can recover spent couplant. As a result, this reduces the number and type of contaminates to which the workpiece is exposed when used when compared to prior art immersion tanks and bubblers.
REFERENCES:
patent: 5469744 (1995-11-01), Patton et al.
patent: 6298727 (2001-10-01), Fleming et al.
patent: 7021143 (2006-04-01), Dasch
Chapman John E.
Jones Allston L.
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