To provide a rotation electrical machinery which achieves miniaturization of a rotation electrical machinery and at the same time is excellent in responsibility and makes it possible to move a stator with high energy efficiency and can restrain early damage of a component such as a bearing and so on.SOLUTION: In a rotation electrical machinery which comprises a stator which includes an armature coil and a rotor which is rotatably disposed via a prescribed gap with respect to the stator and simultaneously includes a magnet facing the stator, the stator is mounted to a movement mechanism capable of moving in a rotation axis direction and the movement mechanism comprises a shaft member which is coaxially assembled to the stator, and a ball spline nut member and a ball screw nut member which are assembled to an outer peripheral surface of the shaft member and it is provided with a driving source which gives rotational force to the ball screw nut member.SELECTED DRAWING: Figure 2

    【課題】回転電機の小型化を図ると共に、応答性が良く、高エネルギー効率の固定子移動を可能とし、軸受などの構成部品の早期損傷を抑えることができる回転電機を提供する。【解決手段】電機子コイルを有する固定子と、前記固定子に対して所定のギャップを介して回転自在に配置されると共に前記固定子に対向する磁石を有する回転子とを備えた回転電機において、前記固定子は、回転軸方向に移動可能な移動機構に取り付けられ、前記移動機構は、前記固定子と同軸に組み付けられた軸部材と、前記軸部材の外周面に組み付けられたボールスプラインナット部材及びボールねじナット部材を備え、前記ボールねじナット部材に回転力を付与する駆動源を備える。【選択図】図2


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    Title :

    ROTATION ELECTRICAL MACHINERY AND IN-WHEEL MOTOR WHICH USES ROTATION ELECTRICAL MACHINERY


    Additional title:

    回転電機及びこの回転電機を用いたインホイールモータ


    Contributors:

    Publication date :

    2020-10-29


    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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    Free access

    PERMANENT MAGNETIC, ROTATION ELECTRICAL MACHINERY AND VEHICLE

    SANADA NAOYUKI / SAKURADA SHINYA / YAMASHITA TOMOHIRO | European Patent Office | 2017

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    Superconducting Electrical Machinery

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