PROBLEM TO BE SOLVED: To provide a wheel bearing device capable of suppressing road noise to reduce vibration transmitted into a cabin while securing the rigidity of the wheel bearing device.SOLUTION: The wheel bearing device having an external member 5 fastened to a knuckle 7 via a fixing bolt 13 is characterized in that a damping member 11 made of a damping alloy is provided in an abutment part between a car body fitting flange 5b of the external member 5 and the knuckle 7, the camping member 11 includes a disk part 11a brought into contact with a side face 12 of the inner side of the car body fitting flange 5b, and a cylindrical part 11b axially extending from the inner end of the disk part 11a to be fitted to a cylindrical pilot 5c of the external member 5, and a through-hole 11c for inserting the fixing bolt 13 is formed in the disk part 11a.SELECTED DRAWING: Figure 1

    【課題】車輪用軸受装置の剛性を確保しつつ、ロードノイズを抑制してキャビン内に伝達される振動を小さくした車輪用軸受装置を提供する。【解決手段】外方部材5がナックル7に固定ボルト13を介して締結される車輪用軸受装置において、外方部材5の車体取付フランジ5bとナックル7との当接部に制振合金からなる制振部材11が介装され、この制振部材11が、車体取付フランジ5bのインナー側の側面12に当接する円板部11aと、この円板部11aの内端から軸方向に延び、外方部材5の円筒状のパイロット部5cに嵌着される円筒部11bとを備え、円板部11aに固定ボルト13が挿入される貫通孔11cが穿設されている。【選択図】図1


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    Titel :

    WHEEL BEARING DEVICE


    Weitere Titelangaben:

    車輪用軸受装置


    Beteiligte:

    Erscheinungsdatum :

    2016-05-16


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge / F16C SHAFTS , Wellen



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