Patent ID: 6695706
Filing Date: 2004-02-24
Classification: F16D,F16J

Abstract:
A constant velocity joint boot comprising:a boot body made of a first material including a smaller cylindrical portion attachable to a shaft, a larger cylindrical portion disposed coaxially with and at a distance from the smaller cylindrical portion and being larger than the smaller cylindrical portion in diameter, and a conical bellows portion connecting the smaller cylindrical portion and the larger cylindrical portion; and a ring-shaped bushing formed of a second material that is softer than the first material and having a sealing projection to be engaged with a mating member on an inner peripheral surface thereof, the boot body and the bushing being tightened on the mating member by reducing diameters thereof from the outer peripheral surface of the larger cylindrical portion; at least one ring-shaped ridge formed on an outer peripheral surface of the bushing and extending in a circumferential direction of the boot body, the ring-shaped ridge being configured so as to fall down toward a side where the bellows portion is provided in a longitudinal direction of the boot body when the ring-shaped ridge is pressed by the larger cylindrical portion.