To provide a seal ring excellent in moldability and sealability, a cross shaft joint, and a steering device.SOLUTION: The seal ring includes a circular core metal 27, and an elastic part 28 fastened to the core metal 27, the elastic part 28 having bearing side seal rips 31, 32, 33 contacting a radial bearing over the whole periphery, and a seal rip 34 on the step surface side arranged radial outside of the core metal 27 and contacting a step surface over the whole periphery, the core metal 27 having a cylindrical part 27a through the radial inside of which a shaft part passes, and a flange part 27b protruded from the end of the cylindrical part 27a on the step surface side in a center axis direction to the radial outside over the whole periphery, the flange part 27b having a positioning portion exposed toward the radial outside of the shaft part.SELECTED DRAWING: Figure 5

    【課題】 成型性およびシール性に優れたシールリング、十字軸継手及びステアリング装置を提供する。【解決手段】 円輪状の芯金27と、芯金27に固着した弾性部28とを有し、弾性部28は、全周にわたってラジアル軸受に接触する軸受側シールリップ31、32、33と、芯金27よりも径方向外側に配置され、全周にわたって段差面に接触する段差面側のシールリップ34とを有し、芯金27は、径方向内側に軸部を通す円筒部27aと、中心軸線方向において段差面側の円筒部27aの端部から、全周にわたって径方向外側に突出した鍔部27bとを有し、鍔部27bは、軸部の径方向外側に向けて露出した位置決め部を有するものとする。【選択図】 図5


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    Title :

    SEAL RING, CROSS SHAFT JOINT, AND STEERING DEVICE


    Additional title:

    シールリング、十字軸継手及びステアリング装置


    Contributors:

    Publication date :

    2019-05-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / B62D MOTOR VEHICLES , Motorfahrzeuge / F16C SHAFTS , Wellen / F16J Kolben , PISTONS



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