Patent ID: 9494486
Filing Date: 2016-11-15
CPC Classification: B64C,B64D,F01D,F05B,F05D,G01B,G01M,G01N,Y02T

Claim Text:
1. A method for inspecting impacts present on an internal face of a fan casing, said method comprising: spotting a first impact present in the internal face of the fan casing; delimiting an inspection area including said first impact; spotting different impacts present on the delimited inspection area, said different spotted impacts forming a set of impacts to be considered; measuring, for each impact to be considered, the depth and length of said impact; for each impact to be considered, determining a level of harmfulness value, using at least one chart relating the depth and length of each impact to be considered to a level of harmfulness, wherein for the depth of the impact, the chart provides different levels of harmfulness that depend on the length of the impact; determining, for the inspection area including the first impact, a total level of harmfulness value by adding the level of harmfulness determined for each impact to be considered.