| 摘要 |
PROBLEM TO BE SOLVED: To provide a tapered roller bearing reduced in torque and improved in seizure resistance by preventing seizure in a large flange part even in the case of remarkably reducing the amount of lubricating oil inside of a tapered roller bearing. SOLUTION: Guide grooves 6 for guiding lubricating oil L from a small rib-side end portion of an inner ring 2 to a large rib-side end portion thereof are formed at an inner periphery of a cage 5. COPYRIGHT: (C)2009,JPO&INPIT
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