Patent ID: 8128292
Filing Date: 2012-03-06
Classification: F03D,F05B,F16C,Y02E

Abstract:
1. A rotational bearing configured to support a first body for rotation relative to a second body about a rotational axis, one of the first or second bodies being a rotational body and the other being a support body, said rotational bearing comprising: five or more carrier rollers, each carrier roller individually mounted to the first body for rotation about a respective carrier roller rotational axis extending therefrom, and each carrier roller being in rolling contact with the second body, wherein the carrier roller axes are adjustable and fixable axes relative to the first body, and wherein each of the carrier rollers can be optionally and individually removed from the first body and the remaining carrier rollers support the rotational body in any radial direction with respect to the rotational axis and rotationally mount the rotational body centered between the remaining carrier rollers.