Abstract
The following quote was obtained by the news editors from the background informa tion supplied bythe inventors: “Rolling bearings usually retain some internal c learance. The internal clearance may bereferred to as a clearance between an in ner bearing ring, a bearing roller and an outer bearing ring, whichmay be defin ed as a total distance through which the inner bearing ring can be moved relativ e to theouter bearing ring in the radial direction and or in the axial directio n.
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