| 摘要 |
PROBLEM TO BE SOLVED: To suppress the occurrence of cracks in a rolling bearing by securely preventing the occurrence of early seizure and the heat cracks. SOLUTION: A side plate 10 or a guide ring 11 for slide-contact with an outer ring 1 and an inner ring 2 is made of bronze. Practically, the side plate 10 or the guide ring 11 for high-speed rotation is made of phosphor bronze (CAC5**), and the side plate 10 or the guide ring 11 for low-speed rotation is made of general bronze (CAC4**), and the side plate 10 or the guide ring 11 for very-high-speed rotation is made of aluminum bronze (CAC7**). |
