Patent ID: 6481968
Filing Date: 2002-11-19
Classification: B64C

Abstract:
A helicopter having the following features:a rotor head (1) non-rotatably connected with a rotor mast (3), defining an axis, which is rotatably mounted in a housing (5) of a transmission (6); at least one driving mechanisms to actuate the rotor mast (3) via the transmission (6) with a summarizing gear (11) fastened on said rotor mast (3); one swash plate (17) supported by a stationary part (18) thereof via a first fork in a non-rotatable but axially and tiltably displaceable manner in all directions relative to said axis of said rotor mast (3); a rotatable part (19) of said swash plate (17) is rotatably supported against said stationary part (18) of said swash plate (17) via axial and radial bearings (23) and non-rotatably hinged on said rotor head (1) by means of a second fork; wherein said rotor mast (3) increases funnel-shaped wider toward said housing (5) of said transmission (6), said summarizing gear (11) being flanged via a hollow stub shaft (12) on the widened end of said rotor mast (3) and said stub shaft (12) and said rotor mast (3) are rotatably supported together upon a large diameter in said housing (5); wherein said swash plate (17) is integrated in an installation space of the transmission housing (5).