| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rolling bearing with high moment rigidity capable of preventing seizure in an early stage and capable of maintaining high lubricating performance for a long time. <P>SOLUTION: This rolling bearing 2 for rotatably supporting various pulleys 10 wrapped with various belts for transmitting driving force to various driving systems of an automobile, or the various pulleys 10 wrapped with various belts applying rotation force to a rotation part of an electromagnetic clutch is provided with an inner ring 4 and an outer ring 6 relatively and rotatably arranged so as to confront with each other, and a plurality of rolling bodies 8 arranged so as to freely roll between raceway surfaces 4s and 6s of the inner and outer rings; at least one of the raceway surfaces 4s and 6s of the inner and outer rings is in a non-complete round shape; and predetermined pre-load is applied to the rolling bearing in the state wherein the various pulleys are supported. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
