| 摘要 |
PROBLEM TO BE SOLVED: To provide a bellows boot improved in a load spectrum, namely, in service life thereof. SOLUTION: This bellows boot for sealing a side shaft connected to a constant velocity joint and arranged in a shaft driving device for an automobile in relation to a housing of the shaft driving device contains a first collar 22 fixed to a rotary shaft 41, a second collar 23 connected to the housing 51, the bellows boot 21 containing a boot region 24 for connection both the two collars 22 and 23 to each other, a protection cap 31 fixed to the first collar 22 and for sealing the boot region 24 of the bellows boot 21 in a direction of the second collar 23, a bearing means 11 for supporting the bellows boot 21 in relation to the rotary shaft 41, and a sealing means 16 for sealing the first collar 22 in relation to the rotary shaft 41. COPYRIGHT: (C)2003,JPO
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