US Patent 11802483 Combined additive and subtractive manufacturing of bladed rotors

Embodiments of bladed rotors and methods for manufacturing bladed rotors are provided herein. The method for manufacturing bladed rotors includes providing a workpiece including a first rotor blade segment. The first rotor blade segment includes a first platform portion on a radially outward end portion of the first rotor blade segment. Further, the method includes forming a second rotor blade segment, by additive manufacturing, removing a side portion of the first platform portion, and removing a side portion of the second rotor blade segment, whereby a second platform portion remains on a radially outward end portion of the second rotor blade segment.