| 摘要 |
PROBLEM TO BE SOLVED: To prevent breakage of a boot seal and lubrication defect of a constant velocity universal joint. SOLUTION: This constant velocity universal joint device is provided with a hollow shaft part 3 in which a outer race 4 of a constant velocity universal joint 2 is installed at an end part, and the boot seal 8 provided to be engaged with an engagement shaft part 5 for installing an inner race 6 of the constant velocity universal joint 2 to seal the constant velocity universal joint 2 at a front surface part of the outer race 4. A first partition wall 14 on the outer race side and a second partition wall 15 on the hollow shaft part side are provided for parting the inside of the outer race 4 in the constant velocity universal joint 2 and the inside of the hollow shaft part 3. A first communication hole 18 and a second communication hole 23 are respectively provided in the first partition wall 14 and the second partition wall 15. COPYRIGHT: (C)2006,JPO&NCIPI
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