Patent ID: 8790019

Claim:
A rolling bearing, comprising: an inner ring comprising a pair of axial end portions and having annular grooves formed in the pair of axial end portions; an outer ring arranged so as to be concentric with the inner ring; a plurality of rolling elements disposed between the inner ring and the outer ring; and an annular cage that holds the rolling elements, wherein the annular cage is formed of a plurality of cage segments each having a circular-arc shape and that is arranged in a circular pattern, each of the plurality of cage segments includes: a pair of a first rim and a second rim opposed to each other and separated from each other at a predetermined interval; and a plurality of cage bars extending from the first rim to the second rim, and defining pockets that accommodate the rolling elements and that are arranged in a circumferential direction; multiple pairs of hook portions, between which the inner ring is sandwiched, are formed so as to project from the first rim and the second rim, and are arranged at predetermined intervals in the circumferential direction; and distal ends of the hook portions, wherein engagement lugs extending inwardly in the axial direction from the distal ends of the hook portions engage axially with the annular grooves formed in the pair of axial end portions of the inner ring so as be rotatable relative to the inner ring.