A sealing unit for a fork tube provided with a lining and a stem disposed slidably inside the lining through an inlet opening. The sealing unit being mounted in the inlet opening to be slidably engaged by the stem and provided with an annular stiffening insert and a flexible annular body provided with two dust-cover lips arranged in sliding contact with the stem, and with a cylindrical static sealing element forcibly and elastically locked inside the inlet opening. The cylindrical static sealing element being radially delimited outwardly by a cylindrical assembly surface having a respective axis (X) of symmetry, which is eccentric with respect to the axis (Y) of symmetry of the first dust-cover lip to ensure a uniform sliding contact of at least the first dust-cover lip on the stem.
自転車またはオートバイのフォーク・チューブ用シール・ユニット
2024-01-22
Patent
Electronic Resource
Japanese