Patent ID: 8317481

Claim:
A rotor for a turbomachine, comprising: at least first and second rotor portions configured to rotate about an axis, the first and second rotor portions having first and second rim portions, respectively, which are spaced a predetermined distance apart from one another and have a perimetrical slot therebetween, the first and second rim portions having first and second dovetail slots defined therein, respectively, to extend therethrough to communicate with the perimetrical slot and the first and second rim portions having respective lengths that are substantially similar to respective widths of the at least first and second rotor portions, respectively; at least first and second blades having first and second dovetail portions, respectively, the first dovetail portion disposed in one of the first and second dovetail slots, the second dovetail portion disposed in the other of the first and second dovetail slots, wherein the perimetrical slot has a sufficient size to pass the first and second dovetail portions therethrough when the first and second blades are removed from the rotor; and at least first and second axial retention fasteners at the first and second rim portions, respectively, the first axial retention fastener configured to fixedly hold one of the first and second dovetail portions of the first and second blades to the first rim portion and the second axial retention fastener configured to fixedly hold the other of the first and second dovetail portions to the second rim portion, wherein the at least first and second axial retention fasteners comprise deformations of at least a portion of the first and second rim portions, respectively.