Patent ID: 9699417
Date: 2017-07-04
CPC Classifications: F01D,F05D,G01N,G02B,H04N

Claim:
1. A device for searching for defects on parts that are masked and accessible via a passage that is not rectilinear inside a turbine engine, or on an airplane turboprop or turbojet, the device comprising: a tubular sheath; a duct housed inside the sheath; light-guide means for guiding light; image-transmission means for transmitting images housed in the sheath to illuminate and observe a part for inspection; an examination head at a distal end of the sheath, the head including illumination means and image-taking means connected to the light-guide means and to the image-transmission means housed in the sheath; means for spraying a succession of penetrant test materials on the part for inspection, comprising a capillary slidably guided inside the duct housed inside the sheath; means for adjusting an orientation of the examination head at the distal end of the sheath; and air-blow means for blowing air on the illumination means and on the image-taking means located at the distal end of the sheath.