Wolzlager fur sich mit hoher Drehzahl drehende Vorrichtungen.

摘要

A rolling bearing for a high-speed rotating equipment is constructed of an outer ring, an inner ring, rolling elements and a retainer to rotatably support at least a rotary shaft thereon. The rolling elements are non-metallic inorganic balls. The retainer is composed of a molded porous synthetic resin body having a porous portion of a communicated structure in at least a part thereof. The rolling elements and the retainer are lubricated with a lubricating oil.