Patent ID: 8569919

Claim:
A generator motor comprising: a flange removably mounted on a first end side in an axial direction; stationary-side members fixed on a second end side that is on an opposite side from the first end side in the axial direction; rotor-side members configured to move toward the first end side in the axial direction with respect to the stationary-side members in a state in which the flange has been removed, one of the rotor-side members having a latching groove on an outer peripheral face; and latching members configured to restrict relative movement of the flange in the axial direction with respect to the rotor-side members, each of the latching members being inserted into the latching groove of the one of the rotor-side members with a prescribed gap being formed between the latching member and the one of the rotor-side members while the one of the rotor-side members rotates in usage state.