OIL SEAL HAVING DOUBLE-DUST LIP

摘要

The present invention relates to an oil seal having a double dust strip, a cylindrical shape and a main body 41 including a metal support 48 therein; And a first dust strip 42 extending inclined along the inner circumferential surface of the main body 41 so as to face a direction in which foreign matter is introduced, and the first portion along the inner circumferential surface of the first dust strip 42. A second dust strip 43 formed to be inclined in the forming direction of the dust strip 42 to form a dust pocket 44 between the first dust strip 42, and the first dust strip 42; And an oil lip 49 formed of a lip portion 45 extending integrally in a direction opposite to the extending formation direction of the second dust strip 43. It includes, the oil lip 49 is characterized in that supported by the metal support (48).; Accordingly, the oil seal having a double dust strip according to the present invention maintains a sealability that can be weakened by rotation or wear, and blocks foreign substances into the inside by remaining in the dust pocket even once the foreign matter has penetrated. By smoothing the active suspension function, the rolling phenomenon is alleviated when cornering, so the riding comfort is improved.;       Oil Seal, Dust Strip, Oil Lip, Lip Tip, Rear Suspension