Inertia wheel for space vehicle e.g. satellite, has inertia mass mounted in rotation by anti-friction bearing and integrating with rotating ring of bearing without any clearance

摘要

The wheel has an inertia mass (1) mounted in rotation by an anti-friction bearing (2). The inertia mass integrates with a rotating ring (5) of the bearing without any clearance. The bearing includes a row of rolling units with four points of contact that contact with the internal and external rings of the bearing.