A propeller blade comprises a root, a tip (40) distal from the root, a trailing edge (32) extending from the root to the tip (40), a trailing edge, e.g. foam, insert (26), a shell (28) forming an outer surface of the propeller blade (10) and a plurality of stitches of yarn (62) extending through two parts of the shell (28) adjacent the trailing edge (32), wherein the yarns do not extend through the trailing edge insert (26)
REINFORCED PROPELLER BLADE
VERSTÄRKTES PROPELLERBLATT
PALE D'HÉLICE RENFORCÉE
30.12.2020
Patent
Elektronische Ressource
Englisch
IPC: | B64C AEROPLANES , Flugzeuge |