| 摘要 |
The invention relates to a device for the detection of defects in a recess, comprising a longitudinal hollow body (107), a movement conversion means (109) housed in said body (107) and installed free to move along the longitudinal direction, and at least one sensor (11) coupled to said body (107) and to said conversion means (109) such that longitudinal translation of the conversion means will move said sensor (11) in transverse translation between a retracted position and an extended position. |
