A wheel bearing apparatus (1) is provided with; a wheel bearing (2); and a motor (3) that is a power device. The motor (3) has a stator (18) that is attached to a fixed wheel (4) of the wheel bearing (2), and a rotor (19) that is attached to a rotating wheel (5). A case (23), which serves as the outer shell of the motor (3) and the wheel bearing (2), forms a sealed space filled with lubricating oil therein. A circulation force generation means such as an impeller (74) that circulates cooling oil in a circulating oil path disposed in the case (23) is provided.

    Cette invention concerne un appareil de roulement de roue (1), comprenant : un roulement de roue (2) ; et un moteur (3) qui est un dispositif d'entraînement. Le moteur (3) comporte un stator (18) qui est fixé à une roue fixe (4) du roulement de roue (2), et un rotor (19) qui est fixé à une roue rotative (5). Un boîtier (23), qui sert de coque externe du moteur (3) et du roulement de roue (2), forme un espace étanche rempli d'huile lubrifiante. Des moyens de génération de force de circulation, telle qu'une hélice (74), font circuler de l'huile de refroidissement dans un trajet d'huile en circulation disposé dans le boîtier (23).

    この車輪用軸受装置(1)は、車輪用軸受(2)と動力装置であるモータ(3)とを備える。モータ(3)は、車輪用軸受(2)の固定輪(4)に取付けられたステータ(18)および回転輪(5)に取付られたロータ(19)を有する。モータ(3)および車輪用軸受(2)の外郭となるケース(23)により、その内部を潤滑油が充填された密閉空間とする。ケース(23)内に設けた循環油路内の冷却油を循環させるインペラ(74)等の循環力発生手段を設ける。


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    Title :

    WHEEL BEARING APPARATUS AND VEHICLE PROVIDED WITH WHEEL BEARING APPARATUS


    Additional title:

    APPAREIL DE ROULEMENT DE ROUE ET VÉHICULE DOTÉ D'UN APPAREIL DE ROULEMENT DE ROUE
    車輪用軸受装置およびこの車輪用軸受装置を備えた車両


    Contributors:

    Publication date :

    2019-07-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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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