| 摘要 |
PROBLEM TO BE SOLVED: To prevent sinking (kink phenomenon) of a ridge portion 14a of a resin boot 10 for a constant velocity joint.SOLUTION: A resin boot 10 for a constant velocity joint includes a large diameter cylinder portion 12, a small diameter cylinder portion 16, and a bellows portion 14 connecting the large diameter cylinder portion 12 and the small diameter cylinder portion 16. The bellows portion 14 includes ridge portions 14a and groove portions 14b alternately arranged in an axial direction. Rings 18 are provided inside the ridge portions 14a to strengthen them. |
