Device for ultrasonic testing of fasteners and associated method
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United States of America Patent
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Mar 4, 2016
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Mar 4, 2015
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Abstract
The device for the ultrasonic inspection of fasteners, such as screws, bolts or studs, the fastener comprising a head, the device comprising a probe, the probe comprising at least one piezoelectric multi-element matrix sensor, is characterized in that the piezoelectric multi-element matrix sensor has an active part having a surface area substantially equal to that of the head of the fastener and divided into one or more zones arranged in the form of a matrix, each zone comprising one or more elements, the device comprising a controller programmed to implement one or more successive control configurations, in the course of each configuration the controller activating one or more areas as transmitters and activating one or more areas as receivers.
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