Patent ID: 7704009
Filing Date: 2010-04-27
Classification: F04D,F16D,Y10T

Abstract:
1. A one-piece monolithic axial spacer for a rotational assembly, comprising: a body having an outer ring, wherein the outer ring includes a top surface and a bottom surface, an inner ring, wherein the inner ring includes a top surface and a bottom surface, and further wherein the inner ring is spaced apart from the outer ring, a plurality of reinforcing members extending between the inner ring and the outer ring, and a plurality of web members extending between adjacent reinforcing members and the inner and outer ring; means for attaching the spacer to a rotational assembly, the attaching means comprising an opening extending through at least a plurality of the plurality of reinforcing members; and means for centering the spacer relative to the rotational assembly, wherein the centering means comprises a centering flange disposed on an inner surface of the inner ring, wherein the centering flange includes a top surface and a bottom surface, and wherein the centering flange is offset relative to the inner ring such that the bottom surface of the flange is positioned between the top and bottom surface of the inner ring and the top surface of the flange is positioned above the top surface of the inner ring, and such that a step is formed by the centering flange relative to the inner ring.