Vehicle power device and wheel bearing device equipped with generator

A generator-equipped wheel bearing device comprising:

• a wheel bearing including a fixed ring and a rotary ring rotatably supported by the fixed ring through rolling elements, the rotary ring including a hub flange configured to be attached with a wheel of a vehicle;
• and
• a generator including a stator attached to the fixed ring and a rotor attached to the rotary ring, and
• the generator-equipped wheel bearing device further comprising:
• a cover member covering the generator and a part of the wheel bearing, the part being located on an inboard side with respect to the hub flange, such that a separated space is defined inside the cover member;
• and
• a seal member configured to prevent entry of moisture from a press-fitting part where a hub bolt is press-fitted into a bolt hole provided in the hub flange, the seal member being disposed at the press-fitting part or near the press-fitting part.