| 摘要 |
PURPOSE:To improve the durability of a hydraulic damper, by providing an expandable cover over a coil spring thereby preventing dirt, water, sand, etc. from entering the hydraulic damper. CONSTITUTION:The cover 32 of rubber the like and in the form of bellows is attached to the outside of the coil spring 30 arranged ouside of the hydraulic damper 10. Thus, during the driving, since dirt, water sand or the like can be prevented from entering into a cylinder 12 of the hydraulic damper 10, the cylinder 12 can be prevented from being damaged, and the durability of the hydraulic damper 10 can be improved. |
