To provide a vehicular power device that can keep an internal component in a normal state by isolating the inside of the device and preventing moisture from intruding into the inside of the device, and a bearing device for a wheel with an electricity generator.SOLUTION: The vehicular power device comprises a bearing for a wheel and an electric motor having a stator and a rotor, which is provided with a rotor case, covering means that covers a portion closer to an inboard than a hub flange 7 of the bearing for a wheel and the electric motor to make an isolated space Is. Further a seal material Sc that prevents moisture from entering through a press-in position of a hub bolt 13 that is pressed into a bolt hole 7a provided in the hub flange 7 is provided around the press-in position. An annular groove 7b is provided coaxially with the hub bolt 13 is formed at a portion which a head part 13a of the hub bolt 13 contacts, of an inboard side of the hub flange 7, and a seal material Sc in a ring shape is provided in the annular groove 7b.SELECTED DRAWING: Figure 3

    【課題】装置内部を隔離し且つこの装置内部に水分が浸入することを防止することで内部部品を正常に保つことができる車両用動力装置および発電機付き車輪用軸受装置を提供する。【解決手段】この車両用動力装置は、車輪用軸受と、ステータおよびロータを有する電動機とを備える。車輪用軸受のハブフランジ7よりもインボード側の部分および電動機を覆って内部を隔離空間Isとする覆い手段であるロータケースが設けられている。またハブフランジ7に設けられたボルト孔7aに圧入されるハブボルト13の圧入箇所から水分が浸入することを防止するシール材Scが、前記圧入箇所の周辺に設けられた。ハブフランジ7のインボード側面のうち、ハブボルト13の頭部13aが接触する部分には、ハブボルト13と同軸心の環状溝7bが形成され、この環状溝7bに、リング形状のシール材Scが設けられている。【選択図】図3


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    Titel :

    VEHICULAR POWER DEVICE AND BEARING DEVICE FOR WHEEL WITH ELECTRICITY GENERATOR


    Weitere Titelangaben:

    車両用動力装置および発電機付き車輪用軸受装置


    Beteiligte:
    YADA YUJI (Autor:in) / NISHIKAWA KENTARO (Autor:in)

    Erscheinungsdatum :

    27.08.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F16C SHAFTS , Wellen



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