To provide a self-alignment roller bearing dispersing non-slip lines of spherical rollers and simplifying a manufacturing process and an assembly process.
The self-alignment roller bearing 11 is provided with an inner ring having right and left double row inner ring raceway surfaces on an outer diameter surface, an outer ring having a spherical outer ring raceway surface facing the right and left double row inner ring raceway surfaces on an inner diameter surfaces, and a plurality of spherical rollers 14 having spherical rolling surface meeting the inner ring raceway surface and the outer ring raceway surface. The plurality of spherical rollers 14 includes a plurality of kinds of spherical rollers 14a, 14b having different radii of curvature of the rolling surface 17.
Morishita Hachiro
Hiroyuki Yoshida
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