Rotor blade locking means

摘要

The fixing for turbine blades with hammer shaped roots set in a turbine disc groove (2) and inserted through a loading aperture has a body (15) located between the roots of two adjacent blades and with its base (20) located over the bottom of the groove. The body of the fixing has a transverse radial aperture of non-circular section for a locking element (16) adjusted and fixed in place by a screw (17), the head of which is held between the base of the body and the bottom of the groove.