| 摘要 |
PROBLEM TO BE SOLVED: To provide a sealing structure of a rotary shaft capable of surely carrying out seal to prevent a fluid mixed with a high pressure air performing mixing and shear, from leaking into an oaks mixer driving source, when the oaks mixer is used, and usable for a long time period. SOLUTION: A seal member 30 provided with a lip portion 32 presenting sealing property by always sliding along a whole periphery of a rotary shaft 14 rotationally placed on a body of the oaks mixer used for mixing the high pressure fluid is used. A dimension of a radial thickness H of the lip portion 32 is set to be able to correspond to a mixing pressure of a fluid to be discharged. |
