| 摘要 |
PROBLEM TO BE SOLVED: To provide a seal device which can improve the sealing performance of a main lip and a sub-lip with respect to a rod.SOLUTION: A seal device comprises an annular seal main body, a lip part having a main lip and a sub-lip which are arranged in alignment at the inside of the seal main body in an axial direction, and an annular energization member which is arranged at an external periphery of the lip part, and presses both the main lip and the sub-lip to a member to be sealed from a radial external periphery. The energization member has a length in the axial direction by which both a rip region being a tip of the main lip and a tip region being a tip of the sub-lip can be pressed from the radial external periphery. |
