| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling bearing device which has a clutch connecting and disconnecting a rotary shaft and a rotator and a rolling bearing with a long life disposed between the rotary shaft and the rotator. SOLUTION: The bearing device is provided with tapered roller bearings 7, 8 arranged between a first inner circumference face 20 of a first clutch gear 2 and a clutch shaft 1, and outer rings 41, 42 of the tapered roller bearings 7, 8 are clearance fitted in the first inner circumference face 20. COPYRIGHT: (C)2008,JPO&INPIT
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