| 摘要 |
Disclosed is a sealing member of a master cylinder. According to an embodiment of the present invention, the sealing member of a master cylinder is shaped into a ring, is installed between the inner surface of a cylinder main body and the outer surface of a piston, and comprises: an inner wing part touching the outer surface of a piston; an outer wing part touching the inner surface of a cylinder main body; and a sealing rear wall part connecting the inner wing part and the outer wing part, and having an oil flow path for connecting oil inlets/outlets arranged in the inner wing part and the outer wing part respectively, wherein the oil flow path is arranged to be curved to delay a fluid passage time between the oil inlets/outlets. According to the present invention, the sealing member of a master cylinder is capable of solving a problem that liquid pressure is not generated by the penetration of foreign matters. |
