Analysis of a Self-Tracking Rolling Element Bearing

[+] Author and Article Information
Christopher E. Truman, Jonathan J. Blake

Department of Mechanical Engineering, University of Bristol, Queen’s Building, University Walk, Bristol, BS8 1TR, England, United Kingdom

Anthony Sackfield

Department of Mathematics, Nottingham Trent University, Burton Street, Nottingham NG1 4BU, England, United Kingdom

J. Tribol 123(2), 243-247 (Jun 19, 2000) (5 pages) doi:10.1115/1.1308007 History: Received February 04, 2000; Revised June 19, 2000
Copyright © 2001 by ASME
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Kellstrom, M., and Blomqvist, E., 1976, Roller Bearings Comprising Rollers with Positive Skew Angle, U.S. Patent 3990753.
Kellstrom, M., 1979, “Rolling Contact Guidance of Rollers in Spherical Roller Bearings,” ASME 79-LUB-23, ASME/ASLE Lubrication Conference, Dayton, OH, October 16–18, 1979.
Wardle, F. P., and Harris, M. A., 1994, Roller Bearings, U.S. Patent 5310269.
Wardle, F. P., and Harris, M. A., 1989, Improvements in Roller Bearings, U.K. Patent 2237336 B.
Johnson, K. L, 1985, Contact Mechanics, Cambridge University Press, Cambridge.
Truman,  C. E., 1998, “The Development of a Linear Influence Function for an Elastic Half-Space,” J. Strain Anal., 33, No. 5, 357–365.
Truman, C. E., Sackfield, A., and Hills, D. A., “A Procedure for the Solution of General Contact Problems for the Elastic Half-Space,” J. Strain Anal., in press.
Harris, T. A., 1991, Rolling Bearing Analysis, 3rd. ed., Wiley-Interscience, New York, p. 458.


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Photograph of a self-tracking rolling element
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Geometry of bearing and origin of lateral traction force
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Overlapping hexagonal based pyramid of pressure
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Profile of typical bearing
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Flow chart describing optimization of bearing geometry
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Evolution of the contact area with skew angle
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Schematic diagram of the test apparatus
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Temperature versus time graphs for the self-tracking bearing prototype compared to a standard tapered bearing
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Photographs showing the cage and the wear of the cage



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