Patent ID: 7886544
Filing Date: 2011-02-15
Classification: B64C,B64D,F01D,F02C,F05D,Y02T

Abstract:
1. A propeller drive for aircraft or watercraft comprising a propeller, a propeller spinner located forward of the propeller in a propulsion direction of the aircraft or watercraft, a support shaft carrying the propeller, projecting from a body of the aircraft or watercraft and formed by a hollow shaft about which the propeller rotates, a drive unit for the propeller being situated in front of the propeller in the propulsion direction of the aircraft or the watercraft, and a drive shaft mounting at least one gas turbine which drives the propeller via a gear train arranged between the at least one gas turbine and the propeller, wherein the drive shaft extends through and is rotatable relative to the support shaft, and wherein the drive unit for the propeller comprises the at least one gas turbine and is arranged within the propeller spinner.