摘要:
The invention relates to a device for detecting at least one defect in a concave or convex structure, comprising an emitting part and a receiving part, in which the emitting part comprises at least one current sheath (20, 21) for creating currents directed substantially in the same direction as the defects, the influence of which is to be minimized, and the receiving part comprises at least one magnetic field receiver (28) added to or etched on a flexible substrate.