| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling bearing using an environmentally friendly cage having a moderate strength. SOLUTION: The rolling bearing uses the cage made of a material obtained by adding a filler to a biodegradable resin, provided that the biodegradable resin is chosen from polybutylene succinate, polyethylene terephthalate copolymer, polyhydroxybutyric acid, polylactic acid or mixtures or copolymers thereof. COPYRIGHT: (C)2008,JPO&INPIT
|
