Kinematic stability of roller pairs in free-rolling contact
Michael Savage, Stuart H. Loewenthal, Lewis Research Center, U.S. Army Air Mobility Research and Development Laboratory
National Aeronautics and Space Administration, 1976 - Technology & Engineering - 17 pages
3 pages matching radius ratio in this book
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absolute value angle axes axial direction axial force center of transverse cm/sec in./sec conical surface outboard contact occurring continuous contacting surfaces convex-concave Convex-convex Convex-straight dual-contact model equation 13 figure 2(a Four possible external free-rolling contact geometry for traction Grinding Machine larger radius Lewis Research Center main body Michael Savage Milenkovic negative pairs in free pairs in free-rolling Performing Organization positive possess continuous contacting possible external contact profiles that possess radii radius both exist radius of transverse radius ratio railroad wheel-rail contact relative velocity rla r2a rlb _ Roller Bearing roller contact geometry roller ends roller mechanisms roller pairs roller skewing rolling circles selection of roller shown in figure slip velocity smaller rolling radius stability criteria developed stability equations STABILITY OF FREE-ROLLING STABILITY OF ROLLER Straight-straight surfaces were studied symmetric tangential thrust bearings thrust forces traction drive devices variety of roller velocity of cylinder wheel set