Patent ID: 8382442

Claim:
Controllable pitch blade non-ducted propeller for a jet engine, the propeller blades being rotatably mounted about the axes thereof in radial housings of an annular rotor member and each blade being supported by a cylindrical body plate whereon a cylindrical ring is attached, centered and guided in rotation by bearings in a radial housing of the rotor member, wherein, the ring being engaged in the housing by radial translation from the inside and the plate being engaged in said housing by radial translation from the outside, the internal surface of the ring and the external surface of the cylindrical body of the plate comprise complementary protruding teeth enabling radial translation of the teeth of the body of the plate between the teeth of the ring and the radial retention of the teeth of the body of the plate by the teeth of the ring, after rotating the plate in relation to the ring by a predetermined angle.