A propeller blade (18) for rotation about a hub assembly (19) is provided, wherein the propeller blade (18) defines a radial direction (26) along its length (25) from a blade root (28) to a blade tip (30), the propeller blade (18) including a radially inner region (32), a radially outer region (36) located between the blade root (28) and the blade tip (30) at a position where rotational forces on the blade (18) are sufficient, in use, to remove ice from an uncoated blade, a coating (40) disposed at least along a leading edge (38) of the propeller blade (18), the coating (40) including an icephobic material, wherein the coating (40) extends along the propeller blade (18) from the radially inner region (32) to the radially outer region (36).
PROPELLER BLADES HAVING ICEPHOBIC COATING
PROPELLERBLÄTTER MIT EISABSTOSSENDER BESCHICHTUNG
PALES D'HÉLICE DOTÉES DE REVÊTEMENT GLACIOPHOBE
2017-08-02
Patent
Electronic Resource
English