A method of making a shell (30) of a lightweight composite propulsor blade (10) of spar and shell construction having a leading edge portion (39) having twice the thickness as the remainder (33, 35, 37) of the shell thereby enhancing resistance to foreign object damage and improving erosion resistance.
13 octobre 2019
US5392514A - Method of manufacturing a composite blade with a reinforced leading edge - Google Patents
US5392514A - Method of manufacturing a composite blade with a reinforced leading edge - Google Patents
A method of making a shell (30) of a lightweight composite propulsor blade (10) of spar and shell construction having a leading edge portion (39) having twice the thickness as the remainder (33, 35, 37) of the shell thereby enhancing resistance to foreign object damage and improving erosion resistance.
A method of making a shell (30) of a lightweight composite propulsor blade (10) of spar and shell construction having a leading edge portion (39) having twice the thickness as the remainder (33, 35, 37) of the shell thereby enhancing resistance to foreign object damage and improving erosion resistance.
