To provide a wheel bearing device with a generator which reduces a cost by simplifying a structure, and can prevent electrolytic corrosion.SOLUTION: This wheel bearing device 1 with a generator comprises a wheel bearing 2 and the generator 3. The generator 3 has a motor case 15 attached to a hub flange 7 of an inner ring 5, a stator 18 attached to an external peripheral face of an outer ring 4, and a motor rotor 19 covered with the motor case 15. The generator 3 is an outer rotor motor in which the motor rotor 19 is located outside a radial direction of the stator 18. This wheel bearing device 1 with the generator comprises electricity-carrying means 26 for enhancing electricity-carrying performance between the outer ring 4 and the inner ring 5. In this embodiment, the electricity-carrying means 26 is composed of electricity-carrying brushes Br. The electricity-carrying brushes Br are arranged in a plurality of pieces over the whole circumference of an opening end part of an outboard side in an annular space between the inner ring 5 and the outer ring 4.SELECTED DRAWING: Figure 1

    【課題】構造を簡素化してコスト低減を図ると共に、電食を防止することができる発電機付き車輪用軸受装置を提供する。【解決手段】この発電機付き車輪用軸受装置1は、車輪用軸受2と、発電機3とを備える。発電機3は、内輪5のハブフランジ7に取付けられたモータケース15と、外輪4の外周面に取付けられたステータ18と、モータケース15に覆われたモータロータ19とを有する。発電機3は、モータロータ19がステータ18の半径方向外方に位置するアウターロータモータである。この発電機付き車輪用軸受装置1は、外輪4と内輪5との通電性を高める通電手段26を備えている。この例の通電手段26は、通電ブラシBrから成る。この通電ブラシBrは、内外輪5,4間の環状空間におけるアウトボード側の開口端部の全周に渡って複数設けられている。【選択図】図1


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    Titel :

    WHEEL BEARING DEVICE WITH GENERATOR


    Weitere Titelangaben:

    発電機付き車輪用軸受装置


    Beteiligte:
    YABUTA HIROKI (Autor:in) / KAWAMURA MITSUO (Autor:in) / NISHIKAWA KENTARO (Autor:in)

    Erscheinungsdatum :

    2018-12-27


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16C SHAFTS , Wellen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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